Commit aab46da0 authored by Rusty Russell's avatar Rusty Russell
Browse files

cpumask: Add CONFIG_CPUMASK_OFFSTACK 



Impact: Add config option to enable code in cpumask.h

Currently it can be set if DEBUG_PER_CPU_MAPS, or set specifically by
an arch.

Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
parent 320ab2b0

lib/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -157,4 +157,11 @@ config CHECK_SIGNATURE 
config HAVE_LMB

	boolean



config CPUMASK_OFFSTACK

	bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS

	help

	  Use dynamic allocation for cpumask_var_t, instead of putting

	  them on the stack.  This is a bit more expensive, but avoids

	  stack overflow.



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