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fs/minix: return f_fsid for statfs(2) 

Make minix file system return f_fsid info for statfs(2).

Signed-off-by: Coly Li <coly.li@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Coly Li 2009-04-02 16:59:39 -07:00 committed by Linus Torvalds
parent 2430c4daf9
commit 054475d2af
1 changed files with 8 additions and 3 deletions
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11
fs/minix/inode.c
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@ -321,15 +321,20 @@ out:
static int minix_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct minix_sb_info *sbi = minix_sb(dentry->d_sb);
buf->f_type = dentry->d_sb->s_magic;
buf->f_bsize = dentry->d_sb->s_blocksize;
struct super_block *sb = dentry->d_sb;
struct minix_sb_info *sbi = minix_sb(sb);
u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
buf->f_type = sb->s_magic;
buf->f_bsize = sb->s_blocksize;
buf->f_blocks = (sbi->s_nzones - sbi->s_firstdatazone) << sbi->s_log_zone_size;
buf->f_bfree = minix_count_free_blocks(sbi);
buf->f_bavail = buf->f_bfree;
buf->f_files = sbi->s_ninodes;
buf->f_ffree = minix_count_free_inodes(sbi);
buf->f_namelen = sbi->s_namelen;
buf->f_fsid.val[0] = (u32)id;
buf->f_fsid.val[1] = (u32)(id >> 32);
return 0;
}