From: Hwankyu Jhun <h.jhun@samsung.com>
Date: Fri, 15 Jul 2022 07:01:26 +0000 (+0900)
Subject: Fix cpu inheritance feature
X-Git-Tag: accepted/tizen/unified/20220720.064044~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=refs%2Fchanges%2F44%2F277944%2F2;p=platform%2Fcore%2Fappfw%2Faul-1.git

Fix cpu inheritance feature

The AUL calls the resource_set_cpu_inheritance() function if the
callee is AMD and the request is a launch request.

Change-Id: Ida09e991f23ca10486d2539fe955755aea31650d
Signed-off-by: Hwankyu Jhun <h.jhun@samsung.com>
---

diff --git a/src/aul_sock.cc b/src/aul_sock.cc
index 3e996df..1050ca4 100644
--- a/src/aul_sock.cc
+++ b/src/aul_sock.cc
@@ -59,13 +59,15 @@ struct PacketHeader {
 
 class CPUInheritance {
  public:
-  CPUInheritance() {
-    int ret = resource_set_cpu_inheritance(gettid(),
-        const_cast<char*>(DEST_PROCESS), -1);
-    if (ret != 0)
-      _E("resource_set_cpu_inheritance() is failed. error(%d)", ret);
-    else
-      inherited_ = true;
+  CPUInheritance(int pid, int cmd) {
+    if (pid == -2 && IsLaunchRequest(cmd)) {
+      int ret = resource_set_cpu_inheritance(gettid(),
+          const_cast<char*>(DEST_PROCESS), -1);
+      if (ret != 0)
+        _E("resource_set_cpu_inheritance() is failed. error(%d)", ret);
+      else
+        inherited_ = true;
+    }
   }
 
   ~CPUInheritance() {
@@ -78,6 +80,24 @@ class CPUInheritance {
   }
 
  private:
+  static bool IsLaunchRequest(int cmd) {
+    switch (cmd) {
+      case APP_START:
+      case APP_OPEN:
+      case APP_RESUME:
+      case APP_START_RES:
+      case APP_START_ASYNC:
+      case APP_SEND_LAUNCH_REQUEST:
+      case APP_SEND_LAUNCH_REQUEST_SYNC:
+      case RPC_PORT_PREPARE_STUB:
+      case APP_SEND_RESUME_REQUEST:
+        return true;
+      default:
+        return false;
+    }
+  }
+
+ private:
   bool inherited_ = false;
 };
 
@@ -207,7 +227,6 @@ int SendAndReceive(ClientSocket* client, int cmd, unsigned char* data,
   parcel.WriteParcelable(packet);
   auto raw = parcel.GetRaw();
 
-  const auto& inherit = CPUInheritance();
   int ret = client->Send(reinterpret_cast<void*>(&raw[0]), raw.size());
   if (ret != 0 || opt & AUL_SOCK_NOREPLY) {
     if (opt & AUL_SOCK_ASYNC)
@@ -242,6 +261,7 @@ int SendAndReceive(int pid, uid_t uid, int cmd, unsigned char* data,
     client.Connect(endpoint);
     aul_sock_set_sock_option(client.GetFd(), 1);
 
+    const auto& inherit = CPUInheritance(pid, cmd);
     ret = SendAndReceive(&client, cmd, data, datalen, opt);
   } catch (const Exception& e) {
     _E("Exception occurs. error(%d)", e.GetErrorCode());
@@ -258,7 +278,6 @@ int ReceiveAppPacket(ClientSocket* client, app_pkt_t** out_pkt) {
   static_assert(std::is_trivial<PacketHeader>(),
       "Header should be POD type");
 
-  const auto& inherit = CPUInheritance();
   *out_pkt = nullptr;
   int ret = client->Receive(&header, sizeof(header));
   if (ret < 0)
@@ -328,7 +347,6 @@ int ReceiveMessage(int fd, struct iovec* vec, int vec_max_size, int* vec_size,
   else
     is_blocking = true;
 
-  const auto& inherit = CPUInheritance();
 retry:
   int ret = recvmsg(fd, &msg, 0);
   if (ret == 0) {