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authorNathan Lynch <nathanl@linux.ibm.com>2020-12-07 15:51:56 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-12-30 11:51:21 +0100
commitef55a3c384ccae78928a83ad71f8b68fe5ae395d (patch)
tree36c3a53b2df9ab9065fa75ffc50b112bf75424bc /arch/powerpc/platforms
parentc4115721d1f017170e7230d3324dfd841d9254a4 (diff)
powerpc/pseries/hibernation: remove redundant cacheinfo update
[ Upstream commit b866459489fe8ef0e92cde3cbd6bbb1af6c4e99b ] Partitions with cache nodes in the device tree can encounter the following warning on resume: CPU 0 already accounted in PowerPC,POWER9@0(Data) WARNING: CPU: 0 PID: 3177 at arch/powerpc/kernel/cacheinfo.c:197 cacheinfo_cpu_online+0x640/0x820 These calls to cacheinfo_cpu_offline/online have been redundant since commit e610a466d16a ("powerpc/pseries/mobility: rebuild cacheinfo hierarchy post-migration"). Fixes: e610a466d16a ("powerpc/pseries/mobility: rebuild cacheinfo hierarchy post-migration") Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20201207215200.1785968-25-nathanl@linux.ibm.com Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch/powerpc/platforms')
-rw-r--r--arch/powerpc/platforms/pseries/suspend.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/platforms/pseries/suspend.c b/arch/powerpc/platforms/pseries/suspend.c
index 0749ccb99400..e5ecadfb5dea 100644
--- a/arch/powerpc/platforms/pseries/suspend.c
+++ b/arch/powerpc/platforms/pseries/suspend.c
@@ -13,7 +13,6 @@
#include <asm/mmu.h>
#include <asm/rtas.h>
#include <asm/topology.h>
-#include "../../kernel/cacheinfo.h"
static u64 stream_id;
static struct device suspend_dev;
@@ -78,9 +77,7 @@ static void pseries_suspend_enable_irqs(void)
* Update configuration which can be modified based on device tree
* changes during resume.
*/
- cacheinfo_cpu_offline(smp_processor_id());
post_mobility_fixup();
- cacheinfo_cpu_online(smp_processor_id());
}
/**