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-rw-r--r--fs/exofs/exofs.h2
-rw-r--r--fs/exofs/inode.c1
-rw-r--r--fs/exofs/ios.c1
-rw-r--r--fs/exofs/super.c9
4 files changed, 13 insertions, 0 deletions
diff --git a/fs/exofs/exofs.h b/fs/exofs/exofs.h
index 8442e35..22721b2 100644
--- a/fs/exofs/exofs.h
+++ b/fs/exofs/exofs.h
@@ -35,6 +35,7 @@
#include <linux/fs.h>
#include <linux/time.h>
+#include <linux/backing-dev.h>
#include "common.h"
/* FIXME: Remove once pnfs hits mainline
@@ -84,6 +85,7 @@ struct exofs_sb_info {
u32 s_next_generation; /* next gen # to use */
atomic_t s_curr_pending; /* number of pending commands */
uint8_t s_cred[OSD_CAP_LEN]; /* credential for the fscb */
+ struct backing_dev_info bdi; /* register our bdi with VFS */
struct pnfs_osd_data_map data_map; /* Default raid to use
* FIXME: Needed ?
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index a17e4b7..76d2a79 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -31,6 +31,7 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <linux/slab.h>
#include <linux/writeback.h>
#include <linux/buffer_head.h>
#include <scsi/scsi_device.h>
diff --git a/fs/exofs/ios.c b/fs/exofs/ios.c
index 5293bc4..4337cad 100644
--- a/fs/exofs/ios.c
+++ b/fs/exofs/ios.c
@@ -22,6 +22,7 @@
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <linux/slab.h>
#include <scsi/scsi_device.h>
#include <asm/div64.h>
diff --git a/fs/exofs/super.c b/fs/exofs/super.c
index 6cf5e4e..03149b9 100644
--- a/fs/exofs/super.c
+++ b/fs/exofs/super.c
@@ -37,6 +37,7 @@
#include <linux/vfs.h>
#include <linux/random.h>
#include <linux/exportfs.h>
+#include <linux/slab.h>
#include "exofs.h"
@@ -301,6 +302,7 @@ static void exofs_put_super(struct super_block *sb)
_exofs_print_device("Unmounting", NULL, sbi->layout.s_ods[0],
sbi->layout.s_pid);
+ bdi_destroy(&sbi->bdi);
exofs_free_sbi(sbi);
sb->s_fs_info = NULL;
}
@@ -545,6 +547,10 @@ static int exofs_fill_super(struct super_block *sb, void *data, int silent)
if (!sbi)
return -ENOMEM;
+ ret = bdi_setup_and_register(&sbi->bdi, "exofs", BDI_CAP_MAP_COPY);
+ if (ret)
+ goto free_bdi;
+
/* use mount options to fill superblock */
od = osduld_path_lookup(opts->dev_name);
if (IS_ERR(od)) {
@@ -611,6 +617,7 @@ static int exofs_fill_super(struct super_block *sb, void *data, int silent)
}
/* set up operation vectors */
+ sb->s_bdi = &sbi->bdi;
sb->s_fs_info = sbi;
sb->s_op = &exofs_sops;
sb->s_export_op = &exofs_export_ops;
@@ -642,6 +649,8 @@ static int exofs_fill_super(struct super_block *sb, void *data, int silent)
return 0;
free_sbi:
+ bdi_destroy(&sbi->bdi);
+free_bdi:
EXOFS_ERR("Unable to mount exofs on %s pid=0x%llx err=%d\n",
opts->dev_name, sbi->layout.s_pid, ret);
exofs_free_sbi(sbi);