From: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>
Add an 'sb' VFS superblock back-reference to the 'struct affs_sb_info' data
structure - we will need to find the VFS superblock from a 'struct
affs_sb_info' object in the next patch, so this change is jut a preparation.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@xxxxxxxxxxxxxxx>
---
fs/affs/affs.h | 1 +
fs/affs/super.c | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/affs/affs.h b/fs/affs/affs.h
index b8af745..178d3a3 100644
--- a/fs/affs/affs.h
+++ b/fs/affs/affs.h
@@ -109,6 +109,7 @@ struct affs_sb_info {
char s_volume[32]; /* Volume prefix for absolute symlinks. */
spinlock_t symlink_lock; /* protects the previous two */
struct mutex s_lock; /* protects the SB's buffer-head */
+ struct super_block *sb; /* the VFS superblock object */
};
#define SF_INTL 0x0001 /* International filesystem. */
diff --git a/fs/affs/super.c b/fs/affs/super.c
index 8674915..9acab34 100644
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -299,6 +299,7 @@ static int affs_fill_super(struct super_block *sb, void *data, int silent)
return -ENOMEM;
sb->s_fs_info = sbi;
+ sbi->sb = sb;
mutex_init(&sbi->s_lock);
mutex_init(&sbi->s_bmlock);
spin_lock_init(&sbi->symlink_lock);
--
1.7.7.6
--
To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
