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author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-03-26 10:16:57 +0900 |
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committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-04-13 09:53:49 +0900 |
commit | c306af23e19d3c94c9229263c39fe487e915e774 (patch) | |
tree | 019a87429a8a27d336d3b433866a5e7eaaa3f0ff /fs/nilfs2 | |
parent | b0cbc861a3c05e634520b049b5cc27ad6febb51f (diff) | |
download | op-kernel-dev-c306af23e19d3c94c9229263c39fe487e915e774.zip op-kernel-dev-c306af23e19d3c94c9229263c39fe487e915e774.tar.gz |
nilfs2: return f_fsid for statfs2
This follows the change of Coly Li's series ("fs: return f_fsid for
statfs(2)"), and make nilfs2 return f_fsid info for statfs(2).
Acked-by: Coly Li <coly.li@suse.de>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r-- | fs/nilfs2/super.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index e117e1e..8a965f9 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -476,11 +476,12 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf) { struct super_block *sb = dentry->d_sb; struct nilfs_sb_info *sbi = NILFS_SB(sb); + struct the_nilfs *nilfs = sbi->s_nilfs; + u64 id = huge_encode_dev(sb->s_bdev->bd_dev); unsigned long long blocks; unsigned long overhead; unsigned long nrsvblocks; sector_t nfreeblocks; - struct the_nilfs *nilfs = sbi->s_nilfs; int err; /* @@ -514,6 +515,9 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_files = atomic_read(&sbi->s_inodes_count); buf->f_ffree = 0; /* nilfs_count_free_inodes(sb); */ buf->f_namelen = NILFS_NAME_LEN; + buf->f_fsid.val[0] = (u32)id; + buf->f_fsid.val[1] = (u32)(id >> 32); + return 0; } |