commit bc41166d563d7e8d90ab48216730920d6eb90440
author Wei Wang <wvw@google.com> Tue Mar 28 11:13:51 2017 -0700
committer Wei Wang <wvw@google.com> Tue Mar 28 20:19:16 2017 +0000
tree 241feafd24c3a73f0059ad0caba2b8192bfb1d15
parent 94f3ca87767fe84163012638053bf79ce01f693a

libcutils: remove sched_set/getscheduler

Bug: 36667354
Test: angler taking video
Change-Id: Ic077d856212c48610a0587c60d1186090166da2b
(cherry-picked from a8d59faa753c027e7375067f96a30e6429178105)

libcutils/sched_policy.cpp

diff --git a/libcutils/sched_policy.cpp b/libcutils/sched_policy.cpp
index 0d459cc..73ca518 100644
--- a/libcutils/sched_policy.cpp
+++ b/libcutils/sched_policy.cpp
@@ -271,17 +271,9 @@
             return -1;
         }
     } else {
-        int rc = sched_getscheduler(tid);
-        if (rc < 0)
-            return -1;
-        else if (rc == SCHED_NORMAL)
-            *policy = SP_FOREGROUND;
-        else if (rc == SCHED_BATCH)
-            *policy = SP_BACKGROUND;
-        else {
-            errno = ERANGE;
-            return -1;
-        }
+        // In b/34193533, we removed bg_non_interactive cgroup, so now
+        // all threads are in FOREGROUND cgroup
+        *policy = SP_FOREGROUND;
     }
     return 0;
 }
@@ -428,14 +420,6 @@
                 return -errno;
         }
 
-    } else {
-        struct sched_param param;
-
-        param.sched_priority = 0;
-        sched_setscheduler(tid,
-                           (policy == SP_BACKGROUND) ?
-                           SCHED_BATCH : SCHED_NORMAL,
-                           &param);
     }
 
     if (__sys_supports_timerslack) {