This will prevent the kernel from kicking off compaction
when higher order allocations are made. Instead we will
get these high order allocations only if they are readily
available.
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
static unsigned int high_order_gfp_flags = (GFP_HIGHUSER | __GFP_ZERO |
__GFP_NOWARN | __GFP_NORETRY |
- __GFP_NO_KSWAPD);
+ __GFP_NO_KSWAPD) & ~__GFP_WAIT;
static unsigned int low_order_gfp_flags = (GFP_HIGHUSER | __GFP_ZERO |
__GFP_NOWARN);
static const unsigned int orders[] = {8, 4, 0};