Commit c33fbe8f authored Oct 16, 2019 by Ritesh Harjani Committed by Theodore Ts'o Oct 22, 2019

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>

parent c8cc8816

fs/ext4/super.c

+0 −10

Original line number	Diff line number	Diff line
		@@ -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;
		}

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