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authorRusty Russell <rusty@rustcorp.com.au>2008-12-13 05:50:27 -0500
committerRusty Russell <rusty@rustcorp.com.au>2008-12-13 05:50:27 -0500
commitaab46da0520af9c99b7802cebe4f14a81ff39415 (patch)
treef48ba155e9accb165f03c31b7ed9eed9b057b59e /lib
parent320ab2b0b1e08e3805a3e1084a2f0eb1938d5d67 (diff)
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: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index 85cf7ea978aa..7823f8342abf 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -157,4 +157,11 @@ config CHECK_SIGNATURE
157config HAVE_LMB 157config HAVE_LMB
158 boolean 158 boolean
159 159
160config CPUMASK_OFFSTACK
161 bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
162 help
163 Use dynamic allocation for cpumask_var_t, instead of putting
164 them on the stack. This is a bit more expensive, but avoids
165 stack overflow.
166
160endmenu 167endmenu