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Commit e46816da authored by Patrick Daly's avatar Patrick Daly
Browse files

mm, oom: Modify default value of panic_on_oom 



If a userspace low memory killer is present, the kernel oom killer
is not expected to be invoked. Therefore, trigger a reset on any
such occurrence.

Change-Id: I7f3451e9c4deb843b3e4dfa13e9764101e90b8ae
Signed-off-by: default avatarPatrick Daly <pdaly@codeaurora.org>
parent aa9e75a9

mm/Kconfig.debug

+8 −0
Original line number Diff line number Diff line
@@ -41,6 +41,14 @@ config SLUB_DEBUG_PANIC_ON 
	  investigating the root cause which may be rooted within cache

	  or memory.



config DEBUG_PANIC_ON_OOM

	bool "Enable to Panic on OOM detection"

	help

	  Android primarily uses an alternative mechanism to detect low

	  memory situations and kill processes as required. The kernel

	  oom-killer can mask problems with this feature, which may be

	  undesireable in a debug environment.



config DEBUG_PAGEALLOC_ENABLE_DEFAULT

	bool "Enable debug page memory allocations by default?"

	default n

mm/oom_kill.c

+2 −1
Original line number Diff line number Diff line
@@ -51,7 +51,8 @@ 
#define CREATE_TRACE_POINTS

#include <trace/events/oom.h>



int sysctl_panic_on_oom;

int sysctl_panic_on_oom =

IS_ENABLED(CONFIG_DEBUG_PANIC_ON_OOM) ? 2 : 0;

int sysctl_oom_kill_allocating_task;

int sysctl_oom_dump_tasks = 1;

int sysctl_reap_mem_on_sigkill;