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authorLi Shaohua <shaohua.li@intel.com>2005-06-25 14:55:06 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-25 16:24:32 -0700
commit5a72e04df5470df0ec646029d31e5528167ab1a7 (patch)
tree11be00c3ed3d8bad775e6eec44078c9f942537b9 /kernel/power/Kconfig
parentfb69c3907ead36b9e9f41ea6f0d0e0ae10a38a47 (diff)
[PATCH] suspend/resume SMP support
Using CPU hotplug to support suspend/resume SMP. Both S3 and S4 use disable/enable_nonboot_cpus API. The S4 part is based on Pavel's original S4 SMP patch. Signed-off-by: Li Shaohua<shaohua.li@intel.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/power/Kconfig')
-rw-r--r--kernel/power/Kconfig6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index 696387ffe49..fdb37763650 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -28,7 +28,7 @@ config PM_DEBUG
config SOFTWARE_SUSPEND
bool "Software Suspend (EXPERIMENTAL)"
- depends on EXPERIMENTAL && PM && SWAP
+ depends on EXPERIMENTAL && PM && SWAP && (SUSPEND_SMP || !SMP)
---help---
Enable the possibility of suspending the machine.
It doesn't need APM.
@@ -72,3 +72,7 @@ config PM_STD_PARTITION
suspended image to. It will simply pick the first available swap
device.
+config SUSPEND_SMP
+ bool
+ depends on HOTPLUG_CPU && X86 && PM
+ default y