ext4: Enable blocksize < pagesize for dioread_nolock

All support is now added for blocksize < pagesize for dioread_nolock.
This patch removes those checks which disables dioread_nolock
feature for blocksize != pagesize.

Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/20191016073711.4141-6-riteshh@linux.ibm.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index dd654e53ba3d982d99c05b2336dd4de9132b0978..7796e2ffc29425444d7eb65ecf48c88b572b675e 100644 (file)
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2105,16 +2105,6 @@ static int parse_options(char *options, struct super_block *sb,
                }
        }
 #endif
-       if (test_opt(sb, DIOREAD_NOLOCK)) {
-               int blocksize =
-                       BLOCK_SIZE << le32_to_cpu(sbi->s_es->s_log_block_size);
-
-               if (blocksize < PAGE_SIZE) {
-                       ext4_msg(sb, KERN_ERR, "can't mount with "
-                                "dioread_nolock if block size != PAGE_SIZE");
-                       return 0;
-               }
-       }
        return 1;
 }