From: Vinayak Menon Date: Mon, 29 Apr 2013 22:08:55 +0000 (-0700) Subject: mmKconfig: add an option to disable bounce X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~128^2~2 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9ca24e2e19325edc3ed0b437657d26219b7a768a;p=pandora-kernel.git mmKconfig: add an option to disable bounce There are times when HIGHMEM is enabled, but we don't prefer CONFIG_BOUNCE to be enabled. CONFIG_BOUNCE can reduce the block device throughput, and this is not ideal for machines where we don't gain much by enabling it. So provide an option to deselect CONFIG_BOUNCE. The observation was made while measuring eMMC throughput using iozone on an ARM device with 1GB RAM. Signed-off-by: Vinayak Menon Cc: David Rientjes Cc: Jens Axboe Cc: Randy Dunlap Cc: Russell King Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- Reading git-diff-tree failed