]> git.baikalelectronics.ru Git - kernel.git/commit
sched: don't export sched_mc_power_savings in laptops
authorMahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Sat, 29 Nov 2008 11:20:12 +0000 (16:50 +0530)
committerIngo Molnar <mingo@elte.hu>
Mon, 1 Dec 2008 07:44:00 +0000 (08:44 +0100)
commit8939dd17908db46d2465cbc98484ae76b00df470
tree43de6a8062510c4014eb9343a5f164a79423e1ae
parent75589f712d05cfc470197bf7149b275dd4f7e43b
sched: don't export sched_mc_power_savings in laptops

Impact: do not expose a control that has no effect

Fix to prevent sched_mc_power_saving from being exported through sysfs
on single-socket systems. (Say multicore single socket (Laptop))

CPU core map of the boot cpu should be equal to possible number
of cpus for single socket system.

This fix has been developed at FOSS.in kernel workout.

Signed-off-by: Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/include/asm/topology.h