fs/sysv: return f_fsid for statfs(2)
Make sysv file system return f_fsid info for statfs(2). Signed-off-by: Coly Li <coly.li@suse.de> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -90,6 +90,7 @@ static int sysv_statfs(struct dentry *dentry, struct kstatfs *buf)
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{
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{
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struct super_block *sb = dentry->d_sb;
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struct super_block *sb = dentry->d_sb;
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struct sysv_sb_info *sbi = SYSV_SB(sb);
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struct sysv_sb_info *sbi = SYSV_SB(sb);
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u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
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buf->f_type = sb->s_magic;
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buf->f_type = sb->s_magic;
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buf->f_bsize = sb->s_blocksize;
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buf->f_bsize = sb->s_blocksize;
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@ -98,6 +99,8 @@ static int sysv_statfs(struct dentry *dentry, struct kstatfs *buf)
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buf->f_files = sbi->s_ninodes;
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buf->f_files = sbi->s_ninodes;
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buf->f_ffree = sysv_count_free_inodes(sb);
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buf->f_ffree = sysv_count_free_inodes(sb);
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buf->f_namelen = SYSV_NAMELEN;
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buf->f_namelen = SYSV_NAMELEN;
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buf->f_fsid.val[0] = (u32)id;
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buf->f_fsid.val[1] = (u32)(id >> 32);
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return 0;
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return 0;
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}
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}
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