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Commit a0e92852 authored by Badari Pulavarty's avatar Badari Pulavarty Committed by Linus Torvalds
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[PATCH] ext3: "nobh" writeback support for filesystems blocksize < pagesize 



There is no valid reason why we can't support "nobh" option for filesystems
with blocksize != PAGESIZE.

This patch lets them use "nobh" option for writeback mode for blocksize <
pagesize.

Signed-off-by: default avatarBadari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent f91a2ad2

fs/ext3/super.c

+0 −6
Original line number Diff line number Diff line
@@ -1678,12 +1678,6 @@ static int ext3_fill_super (struct super_block *sb, void *data, int silent) 
	}



	if (test_opt(sb, NOBH)) {

		if (sb->s_blocksize_bits != PAGE_CACHE_SHIFT) {

			printk(KERN_WARNING "EXT3-fs: Ignoring nobh option "

				"since filesystem blocksize doesn't match "

				"pagesize\n");

			clear_opt(sbi->s_mount_opt, NOBH);

		}

		if (!(test_opt(sb, DATA_FLAGS) == EXT3_MOUNT_WRITEBACK_DATA)) {

			printk(KERN_WARNING "EXT3-fs: Ignoring nobh option - "

				"its supported only with writeback mode\n");