提交 7c9e70ef 编写于 作者: E Eric Sandeen 提交者: Linus Torvalds

ecryptfs: set s_blocksize from lower fs in sb

eCryptfs wasn't setting s_blocksize in it's superblock; just pick it up
from the lower FS.  Having an s_blocksize of 0 made things like "filefrag"
which call FIGETBSZ unhappy.
Signed-off-by: NEric Sandeen <sandeen@redhat.com>
Acked-by: NMike Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 81eabcbe
......@@ -523,6 +523,7 @@ static int ecryptfs_read_super(struct super_block *sb, const char *dev_name)
lower_mnt = nd.mnt;
ecryptfs_set_superblock_lower(sb, lower_root->d_sb);
sb->s_maxbytes = lower_root->d_sb->s_maxbytes;
sb->s_blocksize = lower_root->d_sb->s_blocksize;
ecryptfs_set_dentry_lower(sb->s_root, lower_root);
ecryptfs_set_dentry_lower_mnt(sb->s_root, lower_mnt);
rc = ecryptfs_interpose(lower_root, sb->s_root, sb, 0);
......
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