From: Ingo Molnar Date: Wed, 19 Sep 2007 21:34:46 +0000 (+0200) Subject: sched: add /proc/sys/kernel/sched_compat_yield X-Git-Tag: v2.6.23-rc7~1^2~1 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1799e35d5baab6e06168b46cc78b968e728ea3d1;p=pandora-kernel.git sched: add /proc/sys/kernel/sched_compat_yield add /proc/sys/kernel/sched_compat_yield to make sys_sched_yield() more agressive, by moving the yielding task to the last position in the rbtree. with sched_compat_yield=0: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 2539 mingo 20 0 1576 252 204 R 50 0.0 0:02.03 loop_yield 2541 mingo 20 0 1576 244 196 R 50 0.0 0:02.05 loop with sched_compat_yield=1: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 2584 mingo 20 0 1576 248 196 R 99 0.0 0:52.45 loop 2582 mingo 20 0 1576 256 204 R 0 0.0 0:00.00 loop_yield Signed-off-by: Ingo Molnar Signed-off-by: Peter Zijlstra --- Reading git-diff-tree failed