This patch makes reiserfs3 return f_fsid info for statfs(2).
Signed-off-by: Coly Li <coly.li@xxxxxxx>
Cc: reiserfs-devel@xxxxxxxxxxxxxxx
---
fs/reiserfs/super.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index f3c820b..c14fcd0 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -1883,7 +1883,9 @@ error:
static int reiserfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
- struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(dentry->d_sb);
+ struct super_block *sb = dentry->d_sb;
+ struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(sb);
+ u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
buf->f_namelen = (REISERFS_MAX_NAME(s->s_blocksize));
buf->f_bfree = sb_free_blocks(rs);
@@ -1892,6 +1894,9 @@ static int reiserfs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_bsize = dentry->d_sb->s_blocksize;
/* changed to accommodate gcc folks. */
buf->f_type = REISERFS_SUPER_MAGIC;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
+
return 0;
}
--
Coly Li
SuSE Labs
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