Messages in this thread Patch in this message | | | Date | Tue, 20 Jan 2009 01:35:54 +0800 | From | Coly Li <> | Subject | [PATCH 16/20] fs/romfs: return f_fsid for statfs(2) |
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This patch makes romfs return f_fsid info for statfs(2).
Signed-off-by: Coly Li <coly.li@suse.de> Cc: Andrew Morton <akpm@linux-foundation.org> --- fs/romfs/inode.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/fs/romfs/inode.c b/fs/romfs/inode.c index 98a232f..9d84e3c 100644 --- a/fs/romfs/inode.c +++ b/fs/romfs/inode.c @@ -186,11 +186,17 @@ outnobh: static int romfs_statfs(struct dentry *dentry, struct kstatfs *buf) { + struct super_block *sb = dentry->d_sb; + u64 id = huge_encode_dev(sb->s_bdev->bd_dev); + buf->f_type = ROMFS_MAGIC; buf->f_bsize = ROMBSIZE; buf->f_bfree = buf->f_bavail = buf->f_ffree; buf->f_blocks = (romfs_maxsize(dentry->d_sb)+ROMBSIZE-1)>>ROMBSBITS; buf->f_namelen = ROMFS_MAXFN; + 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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