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author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-10 10:48:33 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-10 10:48:33 (GMT) |
commit | e1b28147f684af67bfac989756c27c19859d3d4e (patch) | |
tree | 11b09d6801b94acf4511b06fb36933e3a163329a /drivers | |
parent | ba7067651083bdcc37223d8879478cbc51cca923 (diff) | |
parent | ab08ff34b44f752b664ebb312d2e110cf37a7f5e (diff) | |
download | linux-fsl-qoriq-e1b28147f684af67bfac989756c27c19859d3d4e.tar.xz |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull second s390 update from Martin Schwidefsky:
"The big thing in this pull request is the UAPI patch from David, and
worth mentioning is the page table dumper. The rest are small
improvements and bug fixes."
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/entry: fix svc number for TIF_SYSCALL system call restart
s390/mm,vmem: fix vmem_add_mem()/vmem_remove_range()
s390/vmalloc: have separate modules area
s390/zcrypt: remove duplicated include from zcrypt_pcixcc.c
s390/css_chars: remove superfluous ifdef
s390/chsc: make headers usable
s390/mm: let kernel text section always begin at 1MB
s390/mm: fix mapping of read-only kernel text section
s390/mm: add page table dumper
s390: add support to start the kernel in 64 bit mode.
s390/mm,pageattr: remove superfluous EXPORT_SYMBOLs
s390/mm,pageattr: add more page table walk sanity checks
s390/mm: fix pmd_huge() usage for kernel mapping
s390/dcssblk: cleanup device attribute usage
s390/mm: use pfmf instruction to initialize storage keys
s390/facilities: cleanup PFMF and HPAGE machine facility detection
UAPI: (Scripted) Disintegrate arch/s390/include/asm
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/s390/block/dcssblk.c | 52 | ||||
-rw-r--r-- | drivers/s390/crypto/zcrypt_pcixcc.c | 1 |
2 files changed, 23 insertions, 30 deletions
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index a5a55da..b6ad0de 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -69,23 +69,9 @@ static ssize_t dcssblk_add_store(struct device * dev, struct device_attribute *a size_t count); static ssize_t dcssblk_remove_store(struct device * dev, struct device_attribute *attr, const char * buf, size_t count); -static ssize_t dcssblk_save_store(struct device * dev, struct device_attribute *attr, const char * buf, - size_t count); -static ssize_t dcssblk_save_show(struct device *dev, struct device_attribute *attr, char *buf); -static ssize_t dcssblk_shared_store(struct device * dev, struct device_attribute *attr, const char * buf, - size_t count); -static ssize_t dcssblk_shared_show(struct device *dev, struct device_attribute *attr, char *buf); -static ssize_t dcssblk_seglist_show(struct device *dev, - struct device_attribute *attr, - char *buf); static DEVICE_ATTR(add, S_IWUSR, NULL, dcssblk_add_store); static DEVICE_ATTR(remove, S_IWUSR, NULL, dcssblk_remove_store); -static DEVICE_ATTR(save, S_IWUSR | S_IRUSR, dcssblk_save_show, - dcssblk_save_store); -static DEVICE_ATTR(shared, S_IWUSR | S_IRUSR, dcssblk_shared_show, - dcssblk_shared_store); -static DEVICE_ATTR(seglist, S_IRUSR, dcssblk_seglist_show, NULL); static struct device *dcssblk_root_dev; @@ -416,6 +402,8 @@ out: up_write(&dcssblk_devices_sem); return rc; } +static DEVICE_ATTR(shared, S_IWUSR | S_IRUSR, dcssblk_shared_show, + dcssblk_shared_store); /* * device attribute for save operation on current copy @@ -476,6 +464,8 @@ dcssblk_save_store(struct device *dev, struct device_attribute *attr, const char up_write(&dcssblk_devices_sem); return count; } +static DEVICE_ATTR(save, S_IWUSR | S_IRUSR, dcssblk_save_show, + dcssblk_save_store); /* * device attribute for showing all segments in a device @@ -502,6 +492,21 @@ dcssblk_seglist_show(struct device *dev, struct device_attribute *attr, up_read(&dcssblk_devices_sem); return i; } +static DEVICE_ATTR(seglist, S_IRUSR, dcssblk_seglist_show, NULL); + +static struct attribute *dcssblk_dev_attrs[] = { + &dev_attr_shared.attr, + &dev_attr_save.attr, + &dev_attr_seglist.attr, + NULL, +}; +static struct attribute_group dcssblk_dev_attr_group = { + .attrs = dcssblk_dev_attrs, +}; +static const struct attribute_group *dcssblk_dev_attr_groups[] = { + &dcssblk_dev_attr_group, + NULL, +}; /* * device attribute for adding devices @@ -590,6 +595,7 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char dev_set_name(&dev_info->dev, dev_info->segment_name); dev_info->dev.release = dcssblk_release_segment; + dev_info->dev.groups = dcssblk_dev_attr_groups; INIT_LIST_HEAD(&dev_info->lh); dev_info->gd = alloc_disk(DCSSBLK_MINORS_PER_DISK); if (dev_info->gd == NULL) { @@ -637,21 +643,10 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char * register the device */ rc = device_register(&dev_info->dev); - if (rc) { - module_put(THIS_MODULE); - goto dev_list_del; - } - get_device(&dev_info->dev); - rc = device_create_file(&dev_info->dev, &dev_attr_shared); - if (rc) - goto unregister_dev; - rc = device_create_file(&dev_info->dev, &dev_attr_save); - if (rc) - goto unregister_dev; - rc = device_create_file(&dev_info->dev, &dev_attr_seglist); if (rc) - goto unregister_dev; + goto put_dev; + get_device(&dev_info->dev); add_disk(dev_info->gd); switch (dev_info->segment_type) { @@ -668,12 +663,11 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char rc = count; goto out; -unregister_dev: +put_dev: list_del(&dev_info->lh); blk_cleanup_queue(dev_info->dcssblk_queue); dev_info->gd->queue = NULL; put_disk(dev_info->gd); - device_unregister(&dev_info->dev); list_for_each_entry(seg_info, &dev_info->seg_list, lh) { segment_unload(seg_info->segment_name); } diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c index c7275e3..899ffa1 100644 --- a/drivers/s390/crypto/zcrypt_pcixcc.c +++ b/drivers/s390/crypto/zcrypt_pcixcc.c @@ -39,7 +39,6 @@ #include "zcrypt_msgtype6.h" #include "zcrypt_pcixcc.h" #include "zcrypt_cca_key.h" -#include "zcrypt_msgtype6.h" #define PCIXCC_MIN_MOD_SIZE 16 /* 128 bits */ #define PCIXCC_MIN_MOD_SIZE_OLD 64 /* 512 bits */ |