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-rw-r--r--drivers/md/linear.c8
-rw-r--r--drivers/md/md.c175
-rw-r--r--drivers/md/md.h34
-rw-r--r--drivers/md/multipath.c28
-rw-r--r--drivers/md/raid0.c9
-rw-r--r--drivers/md/raid1.c14
-rw-r--r--drivers/md/raid1.h2
-rw-r--r--drivers/md/raid10.c8
-rw-r--r--drivers/md/raid5.c23
-rw-r--r--drivers/md/raid5.h4
10 files changed, 114 insertions, 191 deletions
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index 56f534b..64713b7 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -10,10 +10,10 @@
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
-
+
You should have received a copy of the GNU General Public License
(for example /usr/src/linux/COPYING); if not, write to the Free
- Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/blkdev.h>
@@ -25,7 +25,7 @@
#include "linear.h"
/*
- * find which device holds a particular offset
+ * find which device holds a particular offset
*/
static inline struct dev_info *which_dev(struct mddev *mddev, sector_t sector)
{
@@ -355,7 +355,6 @@ static void linear_status (struct seq_file *seq, struct mddev *mddev)
seq_printf(seq, " %dk rounding", mddev->chunk_sectors / 2);
}
-
static struct md_personality linear_personality =
{
.name = "linear",
@@ -379,7 +378,6 @@ static void linear_exit (void)
unregister_md_personality (&linear_personality);
}
-
module_init(linear_init);
module_exit(linear_exit);
MODULE_LICENSE("GPL");
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 19171c5..3ca611f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -1,6 +1,6 @@
/*
md.c : Multiple Devices driver for Linux
- Copyright (C) 1998, 1999, 2000 Ingo Molnar
+ Copyright (C) 1998, 1999, 2000 Ingo Molnar
completely rewritten, based on the MD driver code from Marc Zyngier
@@ -218,7 +218,6 @@ static void md_new_event_inintr(struct mddev *mddev)
static LIST_HEAD(all_mddevs);
static DEFINE_SPINLOCK(all_mddevs_lock);
-
/*
* iterates through all used mddevs in the system.
* We take care to grab the all_mddevs_lock whenever navigating
@@ -228,7 +227,7 @@ static DEFINE_SPINLOCK(all_mddevs_lock);
*/
#define for_each_mddev(_mddev,_tmp) \
\
- for (({ spin_lock(&all_mddevs_lock); \
+ for (({ spin_lock(&all_mddevs_lock); \
_tmp = all_mddevs.next; \
_mddev = NULL;}); \
({ if (_tmp != &all_mddevs) \
@@ -241,7 +240,6 @@ static DEFINE_SPINLOCK(all_mddevs_lock);
_tmp = _tmp->next;}) \
)
-
/* Rather than calling directly into the personality make_request function,
* IO requests come here first so that we can check if the device is
* being suspended pending a reconfiguration.
@@ -488,7 +486,7 @@ void mddev_init(struct mddev *mddev)
}
EXPORT_SYMBOL_GPL(mddev_init);
-static struct mddev * mddev_find(dev_t unit)
+static struct mddev *mddev_find(dev_t unit)
{
struct mddev *mddev, *new = NULL;
@@ -530,7 +528,7 @@ static struct mddev * mddev_find(dev_t unit)
kfree(new);
return NULL;
}
-
+
is_free = 1;
list_for_each_entry(mddev, &all_mddevs, all_mddevs)
if (mddev->unit == dev) {
@@ -562,7 +560,7 @@ static struct mddev * mddev_find(dev_t unit)
goto retry;
}
-static inline int __must_check mddev_lock(struct mddev * mddev)
+static inline int __must_check mddev_lock(struct mddev *mddev)
{
return mutex_lock_interruptible(&mddev->reconfig_mutex);
}
@@ -570,7 +568,7 @@ static inline int __must_check mddev_lock(struct mddev * mddev)
/* Sometimes we need to take the lock in a situation where
* failure due to interrupts is not acceptable.
*/
-static inline void mddev_lock_nointr(struct mddev * mddev)
+static inline void mddev_lock_nointr(struct mddev *mddev)
{
mutex_lock(&mddev->reconfig_mutex);
}
@@ -580,14 +578,14 @@ static inline int mddev_is_locked(struct mddev *mddev)
return mutex_is_locked(&mddev->reconfig_mutex);
}
-static inline int mddev_trylock(struct mddev * mddev)
+static inline int mddev_trylock(struct mddev *mddev)
{
return mutex_trylock(&mddev->reconfig_mutex);
}
static struct attribute_group md_redundancy_group;
-static void mddev_unlock(struct mddev * mddev)
+static void mddev_unlock(struct mddev *mddev)
{
if (mddev->to_remove) {
/* These cannot be removed under reconfig_mutex as
@@ -682,7 +680,7 @@ static inline sector_t calc_dev_sboffset(struct md_rdev *rdev)
return MD_NEW_SIZE_SECTORS(num_sectors);
}
-static int alloc_disk_sb(struct md_rdev * rdev)
+static int alloc_disk_sb(struct md_rdev *rdev)
{
if (rdev->sb_page)
MD_BUG();
@@ -783,7 +781,7 @@ int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
}
EXPORT_SYMBOL_GPL(sync_page_io);
-static int read_disk_sb(struct md_rdev * rdev, int size)
+static int read_disk_sb(struct md_rdev *rdev, int size)
{
char b[BDEVNAME_SIZE];
if (!rdev->sb_page) {
@@ -793,7 +791,6 @@ static int read_disk_sb(struct md_rdev * rdev, int size)
if (rdev->sb_loaded)
return 0;
-
if (!sync_page_io(rdev, 0, size, rdev->sb_page, READ, true))
goto fail;
rdev->sb_loaded = 1;
@@ -807,7 +804,7 @@ fail:
static int uuid_equal(mdp_super_t *sb1, mdp_super_t *sb2)
{
- return sb1->set_uuid0 == sb2->set_uuid0 &&
+ return sb1->set_uuid0 == sb2->set_uuid0 &&
sb1->set_uuid1 == sb2->set_uuid1 &&
sb1->set_uuid2 == sb2->set_uuid2 &&
sb1->set_uuid3 == sb2->set_uuid3;
@@ -843,14 +840,13 @@ abort:
return ret;
}
-
static u32 md_csum_fold(u32 csum)
{
csum = (csum & 0xffff) + (csum >> 16);
return (csum & 0xffff) + (csum >> 16);
}
-static unsigned int calc_sb_csum(mdp_super_t * sb)
+static unsigned int calc_sb_csum(mdp_super_t *sb)
{
u64 newcsum = 0;
u32 *sb32 = (u32*)sb;
@@ -864,7 +860,6 @@ static unsigned int calc_sb_csum(mdp_super_t * sb)
newcsum += sb32[i];
csum = (newcsum & 0xffffffff) + (newcsum>>32);
-
#ifdef CONFIG_ALPHA
/* This used to use csum_partial, which was wrong for several
* reasons including that different results are returned on
@@ -881,7 +876,6 @@ static unsigned int calc_sb_csum(mdp_super_t * sb)
return csum;
}
-
/*
* Handle superblock details.
* We want to be able to handle multiple superblock formats
@@ -947,7 +941,7 @@ int md_check_no_bitmap(struct mddev *mddev)
EXPORT_SYMBOL(md_check_no_bitmap);
/*
- * load_super for 0.90.0
+ * load_super for 0.90.0
*/
static int super_90_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor_version)
{
@@ -1026,7 +1020,7 @@ static int super_90_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor
ev2 = md_event(refsb);
if (ev1 > ev2)
ret = 1;
- else
+ else
ret = 0;
}
rdev->sectors = rdev->sb_start;
@@ -1100,7 +1094,7 @@ static int super_90_validate(struct mddev *mddev, struct md_rdev *rdev)
if (sb->state & (1<<MD_SB_CLEAN))
mddev->recovery_cp = MaxSector;
else {
- if (sb->events_hi == sb->cp_events_hi &&
+ if (sb->events_hi == sb->cp_events_hi &&
sb->events_lo == sb->cp_events_lo) {
mddev->recovery_cp = sb->recovery_cp;
} else
@@ -1128,7 +1122,7 @@ static int super_90_validate(struct mddev *mddev, struct md_rdev *rdev)
++ev1;
if (sb->disks[rdev->desc_nr].state & (
(1<<MD_DISK_SYNC) | (1 << MD_DISK_ACTIVE)))
- if (ev1 < mddev->events)
+ if (ev1 < mddev->events)
return -EINVAL;
} else if (mddev->bitmap) {
/* if adding to array with a bitmap, then we can accept an
@@ -1179,7 +1173,6 @@ static void super_90_sync(struct mddev *mddev, struct md_rdev *rdev)
struct md_rdev *rdev2;
int next_spare = mddev->raid_disks;
-
/* make rdev->sb match mddev data..
*
* 1/ zero out disks
@@ -1348,7 +1341,7 @@ super_90_allow_new_offset(struct md_rdev *rdev, unsigned long long new_offset)
* version 1 superblock
*/
-static __le32 calc_sb_1_csum(struct mdp_superblock_1 * sb)
+static __le32 calc_sb_1_csum(struct mdp_superblock_1 *sb)
{
__le32 disk_csum;
u32 csum;
@@ -1412,7 +1405,6 @@ static int super_1_load(struct md_rdev *rdev, struct md_rdev *refdev, int minor_
ret = read_disk_sb(rdev, 4096);
if (ret) return ret;
-
sb = page_address(rdev->sb_page);
if (sb->magic != cpu_to_le32(MD_SB_MAGIC) ||
@@ -1799,7 +1791,7 @@ retry:
for (i=0; i<max_dev;i++)
sb->dev_roles[i] = cpu_to_le16(0xfffe);
-
+
rdev_for_each(rdev2, mddev) {
i = rdev2->desc_nr;
if (test_bit(Faulty, &rdev2->flags))
@@ -2015,7 +2007,7 @@ void md_integrity_add_rdev(struct md_rdev *rdev, struct mddev *mddev)
}
EXPORT_SYMBOL(md_integrity_add_rdev);
-static int bind_rdev_to_array(struct md_rdev * rdev, struct mddev * mddev)
+static int bind_rdev_to_array(struct md_rdev *rdev, struct mddev *mddev)
{
char b[BDEVNAME_SIZE];
struct kobject *ko;
@@ -2105,7 +2097,7 @@ static void md_delayed_delete(struct work_struct *ws)
kobject_put(&rdev->kobj);
}
-static void unbind_rdev_from_array(struct md_rdev * rdev)
+static void unbind_rdev_from_array(struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
if (!rdev->mddev) {
@@ -2163,7 +2155,7 @@ static void unlock_rdev(struct md_rdev *rdev)
void md_autodetect_dev(dev_t dev);
-static void export_rdev(struct md_rdev * rdev)
+static void export_rdev(struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
printk(KERN_INFO "md: export_rdev(%s)\n",
@@ -2179,7 +2171,7 @@ static void export_rdev(struct md_rdev * rdev)
kobject_put(&rdev->kobj);
}
-static void kick_rdev_from_array(struct md_rdev * rdev)
+static void kick_rdev_from_array(struct md_rdev *rdev)
{
unbind_rdev_from_array(rdev);
export_rdev(rdev);
@@ -2208,7 +2200,7 @@ static void print_sb_90(mdp_super_t *sb)
{
int i;
- printk(KERN_INFO
+ printk(KERN_INFO
"md: SB: (V:%d.%d.%d) ID:<%08x.%08x.%08x.%08x> CT:%08x\n",
sb->major_version, sb->minor_version, sb->patch_version,
sb->set_uuid0, sb->set_uuid1, sb->set_uuid2, sb->set_uuid3,
@@ -2283,9 +2275,9 @@ static void print_rdev(struct md_rdev *rdev, int major_version)
{
char b[BDEVNAME_SIZE];
printk(KERN_INFO "md: rdev %s, Sect:%08llu F:%d S:%d DN:%u\n",
- bdevname(rdev->bdev, b), (unsigned long long)rdev->sectors,
- test_bit(Faulty, &rdev->flags), test_bit(In_sync, &rdev->flags),
- rdev->desc_nr);
+ bdevname(rdev->bdev, b), (unsigned long long)rdev->sectors,
+ test_bit(Faulty, &rdev->flags), test_bit(In_sync, &rdev->flags),
+ rdev->desc_nr);
if (rdev->sb_loaded) {
printk(KERN_INFO "md: rdev superblock (MJ:%d):\n", major_version);
switch (major_version) {
@@ -2328,8 +2320,7 @@ static void md_print_devices(void)
printk("\n");
}
-
-static void sync_sbs(struct mddev * mddev, int nospares)
+static void sync_sbs(struct mddev *mddev, int nospares)
{
/* Update each superblock (in-memory image), but
* if we are allowed to, skip spares which already
@@ -2352,7 +2343,7 @@ static void sync_sbs(struct mddev * mddev, int nospares)
}
}
-static void md_update_sb(struct mddev * mddev, int force_change)
+static void md_update_sb(struct mddev *mddev, int force_change)
{
struct md_rdev *rdev;
int sync_req;
@@ -2373,7 +2364,7 @@ repeat:
mddev->curr_resync_completed > rdev->recovery_offset)
rdev->recovery_offset = mddev->curr_resync_completed;
- }
+ }
if (!mddev->persistent) {
clear_bit(MD_CHANGE_CLEAN, &mddev->flags);
clear_bit(MD_CHANGE_DEVS, &mddev->flags);
@@ -2812,7 +2803,6 @@ slot_store(struct md_rdev *rdev, const char *buf, size_t len)
return len;
}
-
static struct rdev_sysfs_entry rdev_slot =
__ATTR(slot, S_IRUGO|S_IWUSR, slot_show, slot_store);
@@ -3009,7 +2999,6 @@ rdev_size_store(struct md_rdev *rdev, const char *buf, size_t len)
static struct rdev_sysfs_entry rdev_size =
__ATTR(size, S_IRUGO|S_IWUSR, rdev_size_show, rdev_size_store);
-
static ssize_t recovery_start_show(struct md_rdev *rdev, char *page)
{
unsigned long long recovery_start = rdev->recovery_offset;
@@ -3045,7 +3034,6 @@ static ssize_t recovery_start_store(struct md_rdev *rdev, const char *buf, size_
static struct rdev_sysfs_entry rdev_recovery_start =
__ATTR(recovery_start, S_IRUGO|S_IWUSR, recovery_start_show, recovery_start_store);
-
static ssize_t
badblocks_show(struct badblocks *bb, char *page, int unack);
static ssize_t
@@ -3066,7 +3054,6 @@ static ssize_t bb_store(struct md_rdev *rdev, const char *page, size_t len)
static struct rdev_sysfs_entry rdev_bad_blocks =
__ATTR(bad_blocks, S_IRUGO|S_IWUSR, bb_show, bb_store);
-
static ssize_t ubb_show(struct md_rdev *rdev, char *page)
{
return badblocks_show(&rdev->badblocks, page, 1);
@@ -3223,7 +3210,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
size = i_size_read(rdev->bdev->bd_inode) >> BLOCK_SIZE_BITS;
if (!size) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: %s has zero or unknown size, marking faulty!\n",
bdevname(rdev->bdev,b));
err = -EINVAL;
@@ -3242,7 +3229,7 @@ static struct md_rdev *md_import_device(dev_t newdev, int super_format, int supe
goto abort_free;
}
if (err < 0) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: could not read %s's sb, not importing!\n",
bdevname(rdev->bdev,b));
goto abort_free;
@@ -3263,8 +3250,7 @@ abort_free:
* Check a full RAID array for plausibility
*/
-
-static void analyze_sbs(struct mddev * mddev)
+static void analyze_sbs(struct mddev *mddev)
{
int i;
struct md_rdev *rdev, *freshest, *tmp;
@@ -3282,12 +3268,11 @@ static void analyze_sbs(struct mddev * mddev)
default:
printk( KERN_ERR \
"md: fatal superblock inconsistency in %s"
- " -- removing from array\n",
+ " -- removing from array\n",
bdevname(rdev->bdev,b));
kick_rdev_from_array(rdev);
}
-
super_types[mddev->major_version].
validate_super(mddev, freshest);
@@ -3326,7 +3311,7 @@ static void analyze_sbs(struct mddev * mddev)
/* Read a fixed-point number.
* Numbers in sysfs attributes should be in "standard" units where
* possible, so time should be in seconds.
- * However we internally use a a much smaller unit such as
+ * However we internally use a a much smaller unit such as
* milliseconds or jiffies.
* This function takes a decimal number with a possible fractional
* component, and produces an integer which is the result of
@@ -3363,7 +3348,6 @@ int strict_strtoul_scaled(const char *cp, unsigned long *res, int scale)
return 0;
}
-
static void md_safemode_timeout(unsigned long data);
static ssize_t
@@ -3506,7 +3490,7 @@ level_store(struct mddev *mddev, const char *buf, size_t len)
/* Looks like we have a winner */
mddev_suspend(mddev);
mddev->pers->stop(mddev);
-
+
if (mddev->pers->sync_request == NULL &&
pers->sync_request != NULL) {
/* need to add the md_redundancy_group */
@@ -3515,7 +3499,7 @@ level_store(struct mddev *mddev, const char *buf, size_t len)
"md: cannot register extra attributes for %s\n",
mdname(mddev));
mddev->sysfs_action = sysfs_get_dirent(mddev->kobj.sd, "sync_action");
- }
+ }
if (mddev->pers->sync_request != NULL &&
pers->sync_request == NULL) {
/* need to remove the md_redundancy_group */
@@ -3593,7 +3577,6 @@ level_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_level =
__ATTR(level, S_IRUGO|S_IWUSR, level_show, level_store);
-
static ssize_t
layout_show(struct mddev *mddev, char *page)
{
@@ -3636,7 +3619,6 @@ layout_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_layout =
__ATTR(layout, S_IRUGO|S_IWUSR, layout_show, layout_store);
-
static ssize_t
raid_disks_show(struct mddev *mddev, char *page)
{
@@ -3841,9 +3823,9 @@ array_state_show(struct mddev *mddev, char *page)
return sprintf(page, "%s\n", array_states[st]);
}
-static int do_md_stop(struct mddev * mddev, int ro, struct block_device *bdev);
-static int md_set_readonly(struct mddev * mddev, struct block_device *bdev);
-static int do_md_run(struct mddev * mddev);
+static int do_md_stop(struct mddev *mddev, int ro, struct block_device *bdev);
+static int md_set_readonly(struct mddev *mddev, struct block_device *bdev);
+static int do_md_run(struct mddev *mddev);
static int restart_array(struct mddev *mddev);
static ssize_t
@@ -3994,7 +3976,6 @@ new_dev_store(struct mddev *mddev, const char *buf, size_t len)
minor != MINOR(dev))
return -EOVERFLOW;
-
if (mddev->persistent) {
rdev = md_import_device(dev, mddev->major_version,
mddev->minor_version);
@@ -4090,7 +4071,6 @@ size_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_size =
__ATTR(component_size, S_IRUGO|S_IWUSR, size_show, size_store);
-
/* Metadata version.
* This is one of
* 'none' for arrays with no metadata (good luck...)
@@ -4472,7 +4452,7 @@ suspend_lo_store(struct mddev *mddev, const char *buf, size_t len)
unsigned long long new = simple_strtoull(buf, &e, 10);
unsigned long long old = mddev->suspend_lo;
- if (mddev->pers == NULL ||
+ if (mddev->pers == NULL ||
mddev->pers->quiesce == NULL)
return -EINVAL;
if (buf == e || (*e && *e != '\n'))
@@ -4492,7 +4472,6 @@ suspend_lo_store(struct mddev *mddev, const char *buf, size_t len)
static struct md_sysfs_entry md_suspend_lo =
__ATTR(suspend_lo, S_IRUGO|S_IWUSR, suspend_lo_show, suspend_lo_store);
-
static ssize_t
suspend_hi_show(struct mddev *mddev, char *page)
{
@@ -4680,7 +4659,6 @@ static struct attribute_group md_redundancy_group = {
.attrs = md_redundancy_attrs,
};
-
static ssize_t
md_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
{
@@ -5093,7 +5071,7 @@ int md_run(struct mddev *mddev)
} else if (mddev->ro == 2) /* auto-readonly not meaningful */
mddev->ro = 0;
- atomic_set(&mddev->writes_pending,0);
+ atomic_set(&mddev->writes_pending,0);
atomic_set(&mddev->max_corr_read_errors,
MD_DEFAULT_MAX_CORRECTED_READ_ERRORS);
mddev->safemode = 0;
@@ -5107,9 +5085,9 @@ int md_run(struct mddev *mddev)
if (rdev->raid_disk >= 0)
if (sysfs_link_rdev(mddev, rdev))
/* failure here is OK */;
-
+
set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
-
+
if (mddev->flags & MD_UPDATE_SB_FLAGS)
md_update_sb(mddev, 0);
@@ -5321,7 +5299,7 @@ out:
* 0 - completely stop and dis-assemble array
* 2 - stop but do not disassemble array
*/
-static int do_md_stop(struct mddev * mddev, int mode,
+static int do_md_stop(struct mddev *mddev, int mode,
struct block_device *bdev)
{
struct gendisk *disk = mddev->gendisk;
@@ -5494,12 +5472,12 @@ static void autorun_devices(int part)
"md: cannot allocate memory for md drive.\n");
break;
}
- if (mddev_lock(mddev))
+ if (mddev_lock(mddev))
printk(KERN_WARNING "md: %s locked, cannot run\n",
mdname(mddev));
else if (mddev->raid_disks || mddev->major_version
|| !list_empty(&mddev->disks)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: %s already running, cannot run %s\n",
mdname(mddev), bdevname(rdev0->bdev,b));
mddev_unlock(mddev);
@@ -5527,7 +5505,7 @@ static void autorun_devices(int part)
}
#endif /* !MODULE */
-static int get_version(void __user * arg)
+static int get_version(void __user *arg)
{
mdu_version_t ver;
@@ -5541,7 +5519,7 @@ static int get_version(void __user * arg)
return 0;
}
-static int get_array_info(struct mddev * mddev, void __user * arg)
+static int get_array_info(struct mddev *mddev, void __user *arg)
{
mdu_array_info_t info;
int nr,working,insync,failed,spare;
@@ -5556,7 +5534,7 @@ static int get_array_info(struct mddev * mddev, void __user * arg)
else {
working++;
if (test_bit(In_sync, &rdev->flags))
- insync++;
+ insync++;
else
spare++;
}
@@ -5596,7 +5574,7 @@ static int get_array_info(struct mddev * mddev, void __user * arg)
return 0;
}
-static int get_bitmap_file(struct mddev * mddev, void __user * arg)
+static int get_bitmap_file(struct mddev *mddev, void __user * arg)
{
mdu_bitmap_file_t *file = NULL; /* too big for stack allocation */
char *ptr, *buf = NULL;
@@ -5634,7 +5612,7 @@ out:
return err;
}
-static int get_disk_info(struct mddev * mddev, void __user * arg)
+static int get_disk_info(struct mddev *mddev, void __user * arg)
{
mdu_disk_info_t info;
struct md_rdev *rdev;
@@ -5670,7 +5648,7 @@ static int get_disk_info(struct mddev * mddev, void __user * arg)
return 0;
}
-static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
+static int add_new_disk(struct mddev *mddev, mdu_disk_info_t *info)
{
char b[BDEVNAME_SIZE], b2[BDEVNAME_SIZE];
struct md_rdev *rdev;
@@ -5684,7 +5662,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
/* expecting a device which has a superblock */
rdev = md_import_device(dev, mddev->major_version, mddev->minor_version);
if (IS_ERR(rdev)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: md_import_device returned %ld\n",
PTR_ERR(rdev));
return PTR_ERR(rdev);
@@ -5696,9 +5674,9 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
err = super_types[mddev->major_version]
.load_super(rdev, rdev0, mddev->minor_version);
if (err < 0) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: %s has different UUID to %s\n",
- bdevname(rdev->bdev,b),
+ bdevname(rdev->bdev,b),
bdevname(rdev0->bdev,b2));
export_rdev(rdev);
return -EINVAL;
@@ -5718,7 +5696,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
if (mddev->pers) {
int err;
if (!mddev->pers->hot_add_disk) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"%s: personality does not support diskops!\n",
mdname(mddev));
return -EINVAL;
@@ -5729,7 +5707,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
else
rdev = md_import_device(dev, -1, -1);
if (IS_ERR(rdev)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: md_import_device returned %ld\n",
PTR_ERR(rdev));
return PTR_ERR(rdev);
@@ -5803,7 +5781,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
int err;
rdev = md_import_device(dev, -1, 0);
if (IS_ERR(rdev)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: error, md_import_device() returned %ld\n",
PTR_ERR(rdev));
return PTR_ERR(rdev);
@@ -5838,7 +5816,7 @@ static int add_new_disk(struct mddev * mddev, mdu_disk_info_t *info)
return 0;
}
-static int hot_remove_disk(struct mddev * mddev, dev_t dev)
+static int hot_remove_disk(struct mddev *mddev, dev_t dev)
{
char b[BDEVNAME_SIZE];
struct md_rdev *rdev;
@@ -5864,7 +5842,7 @@ busy:
return -EBUSY;
}
-static int hot_add_disk(struct mddev * mddev, dev_t dev)
+static int hot_add_disk(struct mddev *mddev, dev_t dev)
{
char b[BDEVNAME_SIZE];
int err;
@@ -5880,7 +5858,7 @@ static int hot_add_disk(struct mddev * mddev, dev_t dev)
return -EINVAL;
}
if (!mddev->pers->hot_add_disk) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"%s: personality does not support diskops!\n",
mdname(mddev));
return -EINVAL;
@@ -5888,7 +5866,7 @@ static int hot_add_disk(struct mddev * mddev, dev_t dev)
rdev = md_import_device(dev, -1, 0);
if (IS_ERR(rdev)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: error, md_import_device() returned %ld\n",
PTR_ERR(rdev));
return -EINVAL;
@@ -5902,7 +5880,7 @@ static int hot_add_disk(struct mddev * mddev, dev_t dev)
rdev->sectors = rdev->sb_start;
if (test_bit(Faulty, &rdev->flags)) {
- printk(KERN_WARNING
+ printk(KERN_WARNING
"md: can not hot-add faulty %s disk to %s!\n",
bdevname(rdev->bdev,b), mdname(mddev));
err = -EINVAL;
@@ -5950,7 +5928,6 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
/* we should be able to change the bitmap.. */
}
-
if (fd >= 0) {
struct inode *inode;
if (mddev->bitmap)
@@ -6021,7 +5998,7 @@ static int set_bitmap_file(struct mddev *mddev, int fd)
* The minor and patch _version numbers are also kept incase the
* super_block handler wishes to interpret them.
*/
-static int set_array_info(struct mddev * mddev, mdu_array_info_t *info)
+static int set_array_info(struct mddev *mddev, mdu_array_info_t *info)
{
if (info->raid_disks == 0) {
@@ -6030,7 +6007,7 @@ static int set_array_info(struct mddev * mddev, mdu_array_info_t *info)
info->major_version >= ARRAY_SIZE(super_types) ||
super_types[info->major_version].name == NULL) {
/* maybe try to auto-load a module? */
- printk(KERN_INFO
+ printk(KERN_INFO
"md: superblock version %d not known\n",
info->major_version);
return -EINVAL;
@@ -6178,7 +6155,6 @@ static int update_raid_disks(struct mddev *mddev, int raid_disks)
return rv;
}
-
/*
* update_array_info is used to change the configuration of an
* on-line array.
@@ -6447,7 +6423,7 @@ static int md_ioctl(struct block_device *bdev, fmode_t mode,
}
err = mddev_lock(mddev);
if (err) {
- printk(KERN_INFO
+ printk(KERN_INFO
"md: ioctl lock interrupted, reason %d, cmd %d\n",
err, cmd);
goto abort;
@@ -6708,7 +6684,7 @@ static int md_open(struct block_device *bdev, fmode_t mode)
static void md_release(struct gendisk *disk, fmode_t mode)
{
- struct mddev *mddev = disk->private_data;
+ struct mddev *mddev = disk->private_data;
BUG_ON(!mddev);
atomic_dec(&mddev->openers);
@@ -6743,7 +6719,7 @@ static const struct block_device_operations md_fops =
.revalidate_disk= md_revalidate,
};
-static int md_thread(void * arg)
+static int md_thread(void *arg)
{
struct md_thread *thread = arg;
@@ -6880,8 +6856,7 @@ static void status_unused(struct seq_file *seq)
seq_printf(seq, "\n");
}
-
-static void status_resync(struct seq_file *seq, struct mddev * mddev)
+static void status_resync(struct seq_file *seq, struct mddev *mddev)
{
sector_t max_sectors, resync, res;
unsigned long dt, db;
@@ -7003,7 +6978,7 @@ static void *md_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
struct list_head *tmp;
struct mddev *next_mddev, *mddev = v;
-
+
++*pos;
if (v == (void*)2)
return NULL;
@@ -7018,7 +6993,7 @@ static void *md_seq_next(struct seq_file *seq, void *v, loff_t *pos)
else {
next_mddev = (void*)2;
*pos = 0x10000;
- }
+ }
spin_unlock(&all_mddevs_lock);
if (v != (void*)1)
@@ -7114,7 +7089,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
if (mddev->pers) {
mddev->pers->status(seq, mddev);
- seq_printf(seq, "\n ");
+ seq_printf(seq, "\n ");
if (mddev->pers->sync_request) {
if (mddev->curr_resync > 2) {
status_resync(seq, mddev);
@@ -7132,7 +7107,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
seq_printf(seq, "\n");
}
mddev_unlock(mddev);
-
+
return 0;
}
@@ -7205,7 +7180,7 @@ int unregister_md_personality(struct md_personality *p)
static int is_mddev_idle(struct mddev *mddev, int init)
{
- struct md_rdev * rdev;
+ struct md_rdev *rdev;
int idle;
int curr_events;
@@ -7260,7 +7235,6 @@ void md_done_sync(struct mddev *mddev, int blocks, int ok)
}
}
-
/* md_write_start(mddev, bi)
* If we need to update some array metadata (e.g. 'active' flag
* in superblock) before writing, schedule a superblock update
@@ -8637,7 +8611,6 @@ void md_autodetect_dev(dev_t dev)
}
}
-
static void autostart_arrays(int part)
{
struct md_rdev *rdev;
diff --git a/drivers/md/md.h b/drivers/md/md.h
index a49d991..03cec5b 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -1,15 +1,15 @@
/*
md.h : kernel internal structure of the Linux MD driver
Copyright (C) 1996-98 Ingo Molnar, Gadi Oxman
-
+
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
-
+
You should have received a copy of the GNU General Public License
(for example /usr/src/linux/COPYING); if not, write to the Free
- Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _MD_MD_H
@@ -56,7 +56,7 @@ struct md_rdev {
__u64 sb_events;
sector_t data_offset; /* start of data in array */
sector_t new_data_offset;/* only relevant while reshaping */
- sector_t sb_start; /* offset of the super block (in 512byte sectors) */
+ sector_t sb_start; /* offset of the super block (in 512byte sectors) */
int sb_size; /* bytes in the superblock */
int preferred_minor; /* autorun support */
@@ -239,7 +239,7 @@ struct mddev {
minor_version,
patch_version;
int persistent;
- int external; /* metadata is
+ int external; /* metadata is
* managed externally */
char metadata_type[17]; /* externally set*/
int chunk_sectors;
@@ -248,7 +248,7 @@ struct mddev {
char clevel[16];
int raid_disks;
int max_disks;
- sector_t dev_sectors; /* used size of
+ sector_t dev_sectors; /* used size of
* component devices */
sector_t array_sectors; /* exported array size */
int external_size; /* size managed
@@ -312,7 +312,7 @@ struct mddev {
int parallel_resync;
int ok_start_degraded;
- /* recovery/resync flags
+ /* recovery/resync flags
* NEEDED: we might need to start a resync/recover
* RUNNING: a thread is running, or about to be started
* SYNC: actually doing a resync, not a recovery
@@ -392,20 +392,20 @@ struct mddev {
unsigned int safemode; /* if set, update "clean" superblock
* when no writes pending.
- */
+ */
unsigned int safemode_delay;
struct timer_list safemode_timer;
- atomic_t writes_pending;
+ atomic_t writes_pending;
struct request_queue *queue; /* for plugging ... */
- struct bitmap *bitmap; /* the bitmap for the device */
+ struct bitmap *bitmap; /* the bitmap for the device */
struct {
struct file *file; /* the bitmap file */
loff_t offset; /* offset from superblock of
* start of bitmap. May be
* negative, but not '0'
* For external metadata, offset
- * from start of device.
+ * from start of device.
*/
unsigned long space; /* space available at this offset */
loff_t default_offset; /* this is the offset to use when
@@ -421,7 +421,7 @@ struct mddev {
int external;
} bitmap_info;
- atomic_t max_corr_read_errors; /* max read retries */
+ atomic_t max_corr_read_errors; /* max read retries */
struct list_head all_mddevs;
struct attribute_group *to_remove;
@@ -439,7 +439,6 @@ struct mddev {
void (*sync_super)(struct mddev *mddev, struct md_rdev *rdev);
};
-
static inline void rdev_dec_pending(struct md_rdev *rdev, struct mddev *mddev)
{
int faulty = test_bit(Faulty, &rdev->flags);
@@ -449,7 +448,7 @@ static inline void rdev_dec_pending(struct md_rdev *rdev, struct mddev *mddev)
static inline void md_sync_acct(struct block_device *bdev, unsigned long nr_sectors)
{
- atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io);
+ atomic_add(nr_sectors, &bdev->bd_contains->bd_disk->sync_io);
}
struct md_personality
@@ -463,7 +462,7 @@ struct md_personality
int (*stop)(struct mddev *mddev);
void (*status)(struct seq_file *seq, struct mddev *mddev);
/* error_handler must set ->faulty and clear ->in_sync
- * if appropriate, and should abort recovery if needed
+ * if appropriate, and should abort recovery if needed
*/
void (*error_handler)(struct mddev *mddev, struct md_rdev *rdev);
int (*hot_add_disk) (struct mddev *mddev, struct md_rdev *rdev);
@@ -493,7 +492,6 @@ struct md_personality
void *(*takeover) (struct mddev *mddev);
};
-
struct md_sysfs_entry {
struct attribute attr;
ssize_t (*show)(struct mddev *, char *);
@@ -560,7 +558,7 @@ struct md_thread {
void (*run) (struct md_thread *thread);
struct mddev *mddev;
wait_queue_head_t wqueue;
- unsigned long flags;
+ unsigned long flags;
struct task_struct *tsk;
unsigned long timeout;
void *private;
@@ -594,7 +592,7 @@ extern void md_flush_request(struct mddev *mddev, struct bio *bio);
extern void md_super_write(struct mddev *mddev, struct md_rdev *rdev,
sector_t sector, int size, struct page *page);
extern void md_super_wait(struct mddev *mddev);
-extern int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
+extern int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,
struct page *page, int rw, bool metadata_op);
extern void md_do_sync(struct md_thread *thread);
extern void md_new_event(struct mddev *mddev);
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 849ad39..399272f 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -31,13 +31,12 @@
#define NR_RESERVED_BUFS 32
-
static int multipath_map (struct mpconf *conf)
{
int i, disks = conf->raid_disks;
/*
- * Later we do read balancing on the read side
+ * Later we do read balancing on the read side
* now we use the first available disk.
*/
@@ -68,7 +67,6 @@ static void multipath_reschedule_retry (struct multipath_bh *mp_bh)
md_wakeup_thread(mddev->thread);
}
-
/*
* multipath_end_bh_io() is called when we have finished servicing a multipathed
* operation and are ready to return a success/failure code to the buffer
@@ -98,8 +96,8 @@ static void multipath_end_request(struct bio *bio, int error)
*/
char b[BDEVNAME_SIZE];
md_error (mp_bh->mddev, rdev);
- printk(KERN_ERR "multipath: %s: rescheduling sector %llu\n",
- bdevname(rdev->bdev,b),
+ printk(KERN_ERR "multipath: %s: rescheduling sector %llu\n",
+ bdevname(rdev->bdev,b),
(unsigned long long)bio->bi_iter.bi_sector);
multipath_reschedule_retry(mp_bh);
} else
@@ -145,12 +143,12 @@ static void multipath_status (struct seq_file *seq, struct mddev *mddev)
{
struct mpconf *conf = mddev->private;
int i;
-
+
seq_printf (seq, " [%d/%d] [", conf->raid_disks,
conf->raid_disks - mddev->degraded);
for (i = 0; i < conf->raid_disks; i++)
seq_printf (seq, "%s",
- conf->multipaths[i].rdev &&
+ conf->multipaths[i].rdev &&
test_bit(In_sync, &conf->multipaths[i].rdev->flags) ? "U" : "_");
seq_printf (seq, "]");
}
@@ -195,7 +193,7 @@ static void multipath_error (struct mddev *mddev, struct md_rdev *rdev)
* first check if this is a queued request for a device
* which has just failed.
*/
- printk(KERN_ALERT
+ printk(KERN_ALERT
"multipath: only one IO path left and IO error.\n");
/* leave it active... it's all we have */
return;
@@ -242,7 +240,6 @@ static void print_multipath_conf (struct mpconf *conf)
}
}
-
static int multipath_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct mpconf *conf = mddev->private;
@@ -325,8 +322,6 @@ abort:
return err;
}
-
-
/*
* This is a kernel thread which:
*
@@ -356,7 +351,7 @@ static void multipathd(struct md_thread *thread)
bio = &mp_bh->bio;
bio->bi_iter.bi_sector = mp_bh->master_bio->bi_iter.bi_sector;
-
+
if ((mp_bh->path = multipath_map (conf))<0) {
printk(KERN_ALERT "multipath: %s: unrecoverable IO read"
" error for block %llu\n",
@@ -414,7 +409,7 @@ static int multipath_run (struct mddev *mddev)
conf = kzalloc(sizeof(struct mpconf), GFP_KERNEL);
mddev->private = conf;
if (!conf) {
- printk(KERN_ERR
+ printk(KERN_ERR
"multipath: couldn't allocate memory for %s\n",
mdname(mddev));
goto out;
@@ -423,7 +418,7 @@ static int multipath_run (struct mddev *mddev)
conf->multipaths = kzalloc(sizeof(struct multipath_info)*mddev->raid_disks,
GFP_KERNEL);
if (!conf->multipaths) {
- printk(KERN_ERR
+ printk(KERN_ERR
"multipath: couldn't allocate memory for %s\n",
mdname(mddev));
goto out_free_conf;
@@ -469,7 +464,7 @@ static int multipath_run (struct mddev *mddev)
conf->pool = mempool_create_kmalloc_pool(NR_RESERVED_BUFS,
sizeof(struct multipath_bh));
if (conf->pool == NULL) {
- printk(KERN_ERR
+ printk(KERN_ERR
"multipath: couldn't allocate memory for %s\n",
mdname(mddev));
goto out_free_conf;
@@ -485,7 +480,7 @@ static int multipath_run (struct mddev *mddev)
}
}
- printk(KERN_INFO
+ printk(KERN_INFO
"multipath: array %s active with %d out of %d IO paths\n",
mdname(mddev), conf->raid_disks - mddev->degraded,
mddev->raid_disks);
@@ -512,7 +507,6 @@ out:
return -EIO;
}
-
static int multipath_stop (struct mddev *mddev)
{
struct mpconf *conf = mddev->private;
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index cf91f59..ba6b85d 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -1,10 +1,9 @@
/*
raid0.c : Multiple Devices driver for Linux
- Copyright (C) 1994-96 Marc ZYNGIER
+ Copyright (C) 1994-96 Marc ZYNGIER
<zyngier@ufr-info-p7.ibp.fr> or
<maz@gloups.fdn.fr>
- Copyright (C) 1999, 2000 Ingo Molnar, Red Hat
-
+ Copyright (C) 1999, 2000 Ingo Molnar, Red Hat
RAID-0 management functions.
@@ -12,10 +11,10 @@
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
-
+
You should have received a copy of the GNU General Public License
(for example /usr/src/linux/COPYING); if not, write to the Free
- Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/blkdev.h>
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 7c333b5..40b35be 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -494,7 +494,6 @@ static void raid1_end_write_request(struct bio *bio, int error)
bio_put(to_put);
}
-
/*
* This routine returns the disk from which the requested read should
* be done. There is a per-array 'next expected sequential IO' sector
@@ -1001,8 +1000,7 @@ static void unfreeze_array(struct r1conf *conf)
spin_unlock_irq(&conf->resync_lock);
}
-
-/* duplicate the data pages for behind I/O
+/* duplicate the data pages for behind I/O
*/
static void alloc_behind_pages(struct bio *bio, struct r1bio *r1_bio)
{
@@ -1471,7 +1469,6 @@ static void status(struct seq_file *seq, struct mddev *mddev)
seq_printf(seq, "]");
}
-
static void error(struct mddev *mddev, struct md_rdev *rdev)
{
char b[BDEVNAME_SIZE];
@@ -1565,7 +1562,7 @@ static int raid1_spare_active(struct mddev *mddev)
unsigned long flags;
/*
- * Find all failed disks within the RAID1 configuration
+ * Find all failed disks within the RAID1 configuration
* and mark them readable.
* Called under mddev lock, so rcu protection not needed.
*/
@@ -1606,7 +1603,6 @@ static int raid1_spare_active(struct mddev *mddev)
return count;
}
-
static int raid1_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct r1conf *conf = mddev->private;
@@ -1735,7 +1731,6 @@ abort:
return err;
}
-
static void end_sync_read(struct bio *bio, int error)
{
struct r1bio *r1_bio = bio->bi_private;
@@ -2457,7 +2452,6 @@ static void raid1d(struct md_thread *thread)
blk_finish_plug(&plug);
}
-
static int init_resync(struct r1conf *conf)
{
int buffs;
@@ -2946,9 +2940,9 @@ static int run(struct mddev *mddev)
printk(KERN_NOTICE "md/raid1:%s: not clean"
" -- starting background reconstruction\n",
mdname(mddev));
- printk(KERN_INFO
+ printk(KERN_INFO
"md/raid1:%s: active with %d out of %d mirrors\n",
- mdname(mddev), mddev->raid_disks - mddev->degraded,
+ mdname(mddev), mddev->raid_disks - mddev->degraded,
mddev->raid_disks);
/*
diff --git a/drivers/md/raid1.h b/drivers/md/raid1.h
index 9bebca7..33bda55 100644
--- a/drivers/md/raid1.h
+++ b/drivers/md/raid1.h
@@ -90,7 +90,6 @@ struct r1conf {
*/
int recovery_disabled;
-
/* poolinfo contains information about the content of the
* mempools - it changes when the array grows or shrinks
*/
@@ -103,7 +102,6 @@ struct r1conf {
*/
struct page *tmppage;
-
/* When taking over an array from a different personality, we store
* the new thread here until we fully activate the array.
*/
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 8fa37ec..32e282f 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -366,7 +366,6 @@ static void raid10_end_read_request(struct bio *bio, int error)
struct md_rdev *rdev;
struct r10conf *conf = r10_bio->mddev->private;
-
slot = r10_bio->read_slot;
dev = r10_bio->devs[slot].devnum;
rdev = r10_bio->devs[slot].rdev;
@@ -1559,7 +1558,6 @@ static void make_request(struct mddev *mddev, struct bio *bio)
md_write_start(mddev, bio);
-
do {
/*
@@ -1782,7 +1780,6 @@ static int raid10_spare_active(struct mddev *mddev)
return count;
}
-
static int raid10_add_disk(struct mddev *mddev, struct md_rdev *rdev)
{
struct r10conf *conf = mddev->private;
@@ -1929,7 +1926,6 @@ abort:
return err;
}
-
static void end_sync_read(struct bio *bio, int error)
{
struct r10bio *r10_bio = bio->bi_private;
@@ -2295,7 +2291,6 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio)
}
}
-
/*
* Used by fix_read_error() to decay the per rdev read_errors.
* We halve the read error count for every hour that has elapsed
@@ -2852,7 +2847,6 @@ static void raid10d(struct md_thread *thread)
blk_finish_plug(&plug);
}
-
static int init_resync(struct r10conf *conf)
{
int buffs;
@@ -3776,7 +3770,6 @@ static int run(struct mddev *mddev)
blk_queue_merge_bvec(mddev->queue, raid10_mergeable_bvec);
}
-
if (md_integrity_register(mddev))
goto out_free_conf;
@@ -4577,7 +4570,6 @@ static void end_reshape(struct r10conf *conf)
conf->fullsync = 0;
}
-
static int handle_reshape_read_error(struct mddev *mddev,
struct r10bio *r10_bio)
{
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 741134d..9c66e59 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -463,7 +463,6 @@ static inline void insert_hash(struct r5conf *conf, struct stripe_head *sh)
hlist_add_head(&sh->hash, hp);
}
-
/* find an idle stripe, make sure it is unhashed, and return it. */
static struct stripe_head *get_free_stripe(struct r5conf *conf, int hash)
{
@@ -540,7 +539,6 @@ retry:
stripe_set_idx(sector, conf, previous, sh);
sh->state = 0;
-
for (i = sh->disks; i--; ) {
struct r5dev *dev = &sh->dev[i];
@@ -1348,7 +1346,6 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
}
}
-
static void ops_complete_prexor(void *stripe_head_ref)
{
struct stripe_head *sh = stripe_head_ref;
@@ -2417,7 +2414,6 @@ static sector_t raid5_compute_sector(struct r5conf *conf, sector_t r_sector,
return new_sector;
}
-
static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
{
struct r5conf *conf = sh->raid_conf;
@@ -2435,7 +2431,6 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
sector_t r_sector;
struct stripe_head sh2;
-
chunk_offset = sector_div(new_sector, sectors_per_chunk);
stripe = new_sector;
@@ -2539,7 +2534,6 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
return r_sector;
}
-
static void
schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s,
int rcw, int expand)
@@ -3011,7 +3005,6 @@ static void handle_stripe_fill(struct stripe_head *sh,
set_bit(STRIPE_HANDLE, &sh->state);
}
-
/* handle_stripe_clean_event
* any written block on an uptodate or failed drive can be returned.
* Note that if we 'wrote' to a failed drive, it will be UPTODATE, but
@@ -3302,7 +3295,6 @@ static void handle_parity_checks5(struct r5conf *conf, struct stripe_head *sh,
}
}
-
static void handle_parity_checks6(struct r5conf *conf, struct stripe_head *sh,
struct stripe_head_state *s,
int disks)
@@ -3937,7 +3929,6 @@ static void handle_stripe(struct stripe_head *sh)
}
}
-
/* Finish reconstruct operations initiated by the expansion process */
if (sh->reconstruct_state == reconstruct_state_result) {
struct stripe_head *sh_src
@@ -4135,7 +4126,6 @@ static int raid5_mergeable_bvec(struct request_queue *q,
return max;
}
-
static int in_chunk_boundary(struct mddev *mddev, struct bio *bio)
{
sector_t sector = bio->bi_iter.bi_sector + get_start_sect(bio->bi_bdev);
@@ -4165,7 +4155,6 @@ static void add_bio_to_retry(struct bio *bi,struct r5conf *conf)
md_wakeup_thread(conf->mddev->thread);
}
-
static struct bio *remove_bio_from_retry(struct r5conf *conf)
{
struct bio *bi;
@@ -4189,7 +4178,6 @@ static struct bio *remove_bio_from_retry(struct r5conf *conf)
return bi;
}
-
/*
* The "raid5_align_endio" should check if the read succeeded and if it
* did, call bio_endio on the original bio (having bio_put the new bio
@@ -4222,7 +4210,6 @@ static void raid5_align_endio(struct bio *bi, int error)
return;
}
-
pr_debug("raid5_align_endio : io error...handing IO for a retry\n");
add_bio_to_retry(raid_bi, conf);
@@ -4247,7 +4234,6 @@ static int bio_fits_rdev(struct bio *bi)
return 1;
}
-
static int chunk_aligned_read(struct mddev *mddev, struct bio * raid_bio)
{
struct r5conf *conf = mddev->private;
@@ -5444,7 +5430,6 @@ raid5_skip_copy = __ATTR(skip_copy, S_IRUGO | S_IWUSR,
raid5_show_skip_copy,
raid5_store_skip_copy);
-
static ssize_t
stripe_cache_active_show(struct mddev *mddev, char *page)
{
@@ -5896,7 +5881,6 @@ static struct r5conf *setup_conf(struct mddev *mddev)
return ERR_PTR(-ENOMEM);
}
-
static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded)
{
switch (algo) {
@@ -5909,7 +5893,7 @@ static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded
return 1;
break;
case ALGORITHM_PARITY_0_6:
- if (raid_disk == 0 ||
+ if (raid_disk == 0 ||
raid_disk == raid_disks - 1)
return 1;
break;
@@ -6163,7 +6147,6 @@ static int run(struct mddev *mddev)
"reshape");
}
-
/* Ok, everything is just fine now */
if (mddev->to_remove == &raid5_attrs_group)
mddev->to_remove = NULL;
@@ -6812,7 +6795,6 @@ static void raid5_quiesce(struct mddev *mddev, int state)
}
}
-
static void *raid45_takeover_raid0(struct mddev *mddev, int level)
{
struct r0conf *raid0_conf = mddev->private;
@@ -6839,7 +6821,6 @@ static void *raid45_takeover_raid0(struct mddev *mddev, int level)
return setup_conf(mddev);
}
-
static void *raid5_takeover_raid1(struct mddev *mddev)
{
int chunksect;
@@ -6900,7 +6881,6 @@ static void *raid5_takeover_raid6(struct mddev *mddev)
return setup_conf(mddev);
}
-
static int raid5_check_reshape(struct mddev *mddev)
{
/* For a 2-drive array, the layout and chunk size can be changed
@@ -7049,7 +7029,6 @@ static void *raid6_takeover(struct mddev *mddev)
return setup_conf(mddev);
}
-
static struct md_personality raid6_personality =
{
.name = "raid6",
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index bc72cd4..d59f5ca 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -155,7 +155,7 @@
*/
/*
- * Operations state - intermediate states that are visible outside of
+ * Operations state - intermediate states that are visible outside of
* STRIPE_ACTIVE.
* In general _idle indicates nothing is running, _run indicates a data
* processing operation is active, and _result means the data processing result
@@ -364,7 +364,6 @@ enum {
* HANDLE gets cleared if stripe_handle leaves nothing locked.
*/
-
struct disk_info {
struct md_rdev *rdev, *replacement;
};
@@ -528,7 +527,6 @@ struct r5conf {
#define ALGORITHM_ROTATING_N_RESTART 9 /* DDF PRL=6 RLQ=2 */
#define ALGORITHM_ROTATING_N_CONTINUE 10 /*DDF PRL=6 RLQ=3 */
-
/* For every RAID5 algorithm we define a RAID6 algorithm
* with exactly the same layout for data and parity, and
* with the Q block always on the last device (N-1).