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Commit 94ea77ac696d76522ad32a51e84a969f83284eda

Authored by Coly Li
Committed by Linus Torvalds
1 parent 8587246a00
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

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>

Showing 1 changed file with 3 additions and 0 deletions Side-by-side Diff

... ... @@ -318,6 +318,7 @@
318 318 static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf)
319 319 {
320 320 struct super_block *sb = dentry->d_sb;
  321 + u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
321 322  
322 323 buf->f_type = CRAMFS_MAGIC;
323 324 buf->f_bsize = PAGE_CACHE_SIZE;
... ... @@ -326,6 +327,8 @@
326 327 buf->f_bavail = 0;
327 328 buf->f_files = CRAMFS_SB(sb)->files;
328 329 buf->f_ffree = 0;
  330 + buf->f_fsid.val[0] = (u32)id;
  331 + buf->f_fsid.val[1] = (u32)(id >> 32);
329 332 buf->f_namelen = CRAMFS_MAXPATHLEN;
330 333 return 0;
331 334 }