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nilfs2: return f_fsid for statfs2

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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>
This commit is contained in:
Ryusuke Konishi 2009-03-26 10:16:57 +09:00
parent b0cbc861a3
commit c306af23e1
1 changed files with 5 additions and 1 deletions
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6
fs/nilfs2/super.c
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@ -476,11 +476,12 @@ static int nilfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{ {
struct super_block *sb = dentry->d_sb; struct super_block *sb = dentry->d_sb;
struct nilfs_sb_info *sbi = NILFS_SB(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 long blocks;
unsigned long overhead; unsigned long overhead;
unsigned long nrsvblocks; unsigned long nrsvblocks;
sector_t nfreeblocks; sector_t nfreeblocks;
struct the_nilfs *nilfs = sbi->s_nilfs;
int err; 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_files = atomic_read(&sbi->s_inodes_count);
buf->f_ffree = 0; /* nilfs_count_free_inodes(sb); */ buf->f_ffree = 0; /* nilfs_count_free_inodes(sb); */
buf->f_namelen = NILFS_NAME_LEN; buf->f_namelen = NILFS_NAME_LEN;
buf->f_fsid.val[0] = (u32)id;
buf->f_fsid.val[1] = (u32)(id >> 32);
return 0; return 0;
} }