fs/cramfs: return f_fsid for statfs(2)
Make cramfs 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>
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@ -318,6 +318,7 @@ out:
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static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf)
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{
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struct super_block *sb = dentry->d_sb;
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u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
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buf->f_type = CRAMFS_MAGIC;
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buf->f_bsize = PAGE_CACHE_SIZE;
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@ -326,6 +327,8 @@ static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf)
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buf->f_bavail = 0;
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buf->f_files = CRAMFS_SB(sb)->files;
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buf->f_ffree = 0;
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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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buf->f_namelen = CRAMFS_MAXPATHLEN;
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return 0;
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}
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