From 375d4c600115351951b1ccd82798c5a4fa0b8e5e Mon Sep 17 00:00:00 2001
From: Krzysztof Sasiak <k.sasiak@samsung.com>
Date: Thu, 23 May 2013 15:41:36 +0200
Subject: [PATCH] Implementation of new OOM policy

Change-Id: Ieb9e05cea483c5c3c93bf041e6d9fbb71ba2bd70
---
 packaging/osp-appfw.spec          |  2 +-
 src/server/CMakeLists.txt         |  1 +
 src/server/app/FApp_AulServer.cpp | 20 +++++++++++++++++++-
 src/server/inc/FApp_AulServer.h   |  3 +++
 4 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/packaging/osp-appfw.spec b/packaging/osp-appfw.spec
index 31ac8b6..ce30d96 100755
--- a/packaging/osp-appfw.spec
+++ b/packaging/osp-appfw.spec
@@ -26,7 +26,7 @@ BuildRequires:	pkgconfig(capi-network-tethering)
 BuildRequires:	pkgconfig(capi-network-wifi)
 BuildRequires:	pkgconfig(capi-network-wifi-direct)
 BuildRequires:	pkgconfig(capi-media-sound-manager)
-BuildRequires:	pkgconfig(sysman)
+BuildRequires:	pkgconfig(sysman) >= 0.2.30
 BuildRequires:  pkgconfig(tapi)
 BuildRequires:  pkgconfig(alarm-service)
 BuildRequires:  pkgconfig(appsvc)
diff --git a/src/server/CMakeLists.txt b/src/server/CMakeLists.txt
index ec94998..b88028d 100644
--- a/src/server/CMakeLists.txt
+++ b/src/server/CMakeLists.txt
@@ -10,6 +10,7 @@ INCLUDE_DIRECTORIES (
   	${CMAKE_SOURCE_DIR}/src/security
 	${CMAKE_SOURCE_DIR}/src/app/inc
   	inc
+	/usr/include/sysman
 	)
 
 SET (${this_target}_SOURCE_FILES
diff --git a/src/server/app/FApp_AulServer.cpp b/src/server/app/FApp_AulServer.cpp
index 267a974..896b88f 100755
--- a/src/server/app/FApp_AulServer.cpp
+++ b/src/server/app/FApp_AulServer.cpp
@@ -45,6 +45,7 @@
 #include "FApp_Types.h"
 #include "FApp_AulServer.h"
 #include "FApp_TemplateUtil.h"
+#include "oom_policy.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -221,6 +222,23 @@ _AulServer::SetOomAdj(int pid, int adj)
 }
 
 result
+_AulServer::SetOomScoreAdj(int pid, AppOomScore adj)
+{
+	result r = E_SUCCESS;
+	char buf[FILENAME_MAX];
+	FILE *fP = NULL;
+
+	snprintf(buf, FILENAME_MAX, "/proc/%d/oom_score_adj", pid);
+	fP = fopen(buf, "w");
+	SysTryReturnResult(NID_APP, fP != NULL, E_SYSTEM, "oom_adj change failed with %s.", strerror(errno));
+
+	fprintf(fP, "%d", adj);
+	fclose(fP);
+
+	return r;
+}
+
+result
 _AulServer::SetPowerOffNotiListener( void (*powerOffCb)(void *pData), void *pData)
 {
 	int heyFd = heynoti_init();
@@ -332,7 +350,7 @@ int _AulServer::CreateProcess(const AppId& appId)
 
 		int currentPid = getpid();
 
-		//SetOomAdj(currentPid, -17); // set oom_adj to -17 for system service
+		SetOomScoreAdj(currentPid, OOM_SCORE_SYS_SERVICE); // set oom_score_adj for system service
 
 		prctl(PR_SET_PDEATHSIG, SIGTERM);
 
diff --git a/src/server/inc/FApp_AulServer.h b/src/server/inc/FApp_AulServer.h
index ab22aea..64bc196 100755
--- a/src/server/inc/FApp_AulServer.h
+++ b/src/server/inc/FApp_AulServer.h
@@ -26,6 +26,7 @@
 #include <bundle.h>
 #include <FOspConfig.h>
 #include <FAppTypes.h>
+#include <oom_policy.h>
 
 #define MAX_SLP_PACKAGE_ID 128
 
@@ -53,6 +54,8 @@ public:
 
 	static result SetOomAdj(int pid, int adj);
 
+	static result SetOomScoreAdj(int pid, AppOomScore adj);
+
 	static result SetPowerOffNotiListener(void (*powerOffCb)(void *pData), void *pData);
 
 	static int GetAppType(const Tizen::Base::String& category);
-- 
2.7.4