The patch titled
fs/romfs: return f_fsid for statfs(2)
has been added to the -mm tree. Its filename is
fs-romfs-return-f_fsid-for-statfs2.patch
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------------------------------------------------------
Subject: fs/romfs: return f_fsid for statfs(2)
From: Coly Li <coly.li@xxxxxxx>
Make romfs return f_fsid info for statfs(2).
Signed-off-by: Coly Li <coly.li@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/romfs/inode.c | 6 ++++++
1 file changed, 6 insertions(+)
diff -puN fs/romfs/inode.c~fs-romfs-return-f_fsid-for-statfs2 fs/romfs/inode.c
--- a/fs/romfs/inode.c~fs-romfs-return-f_fsid-for-statfs2
+++ a/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;
}
_
Patches currently in -mm which might be from coly.li@xxxxxxx are
fs-adfs-return-f_fsid-for-statfs2.patch
fs-affs-return-f_fsid-for-statfs2.patch
fs-befs-return-f_fsid-for-statfs2.patch
fs-cramfs-return-f_fsid-for-statfs2.patch
fs-efs-return-f_fsid-for-statfs2.patch
fs-fat-return-f_fsid-for-statfs2.patch
fs-hfs-return-f_fsid-for-statfs2.patch
fs-hfsplus-return-f_fsid-for-statfs2.patch
fs-hpfs-return-f_fsid-for-statfs2.patch
fs-isofs-return-f_fsid-for-statfs2.patch
fs-jfs-return-f_fsid-for-statfs2.patch
fs-minix-return-f_fsid-for-statfs2.patch
fs-omfs-return-f_fsid-for-statfs2.patch
fs-qnx4-return-f_fsid-for-statfs2.patch
fs-reiserfs-return-f_fsid-for-statfs2.patch
fs-romfs-return-f_fsid-for-statfs2.patch
fs-squashfs-return-f_fsid-for-statfs2.patch
fs-sysv-return-f_fsid-for-statfs2.patch
fs-udf-return-f_fsid-for-statfs2.patch
fs-ufs-return-f_fsid-for-statfs2.patch
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