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platform_system_core
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Use O_CLOEXEC when opening cgroup fds. 

Bug: 4466013
Change-Id: I0d2e915fc550a0ecaccad5e452dd4c87fc878b8b
This commit is contained in:
Jeff Brown 2012-05-08 13:41:10 -07:00
parent a865f6d85a
commit e1440d81ae
1 changed files with 5 additions and 5 deletions
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10
libcutils/sched_policy.c
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@ -124,32 +124,32 @@ static void __initialize(void) {
#if CAN_SET_SP_SYSTEM
filename = "/dev/cpuctl/tasks";
system_cgroup_fd = open(filename, O_WRONLY);
system_cgroup_fd = open(filename, O_WRONLY | O_CLOEXEC);
if (system_cgroup_fd < 0) {
SLOGV("open of %s failed: %s\n", filename, strerror(errno));
}
#endif
filename = "/dev/cpuctl/foreground/tasks";
fg_cgroup_fd = open(filename, O_WRONLY);
fg_cgroup_fd = open(filename, O_WRONLY | O_CLOEXEC);
if (fg_cgroup_fd < 0) {
SLOGE("open of %s failed: %s\n", filename, strerror(errno));
}
filename = "/dev/cpuctl/bg_non_interactive/tasks";
bg_cgroup_fd = open(filename, O_WRONLY);
bg_cgroup_fd = open(filename, O_WRONLY | O_CLOEXEC);
if (bg_cgroup_fd < 0) {
SLOGE("open of %s failed: %s\n", filename, strerror(errno));
}
filename = "/dev/cpuctl/audio_app/tasks";
audio_app_cgroup_fd = open(filename, O_WRONLY);
audio_app_cgroup_fd = open(filename, O_WRONLY | O_CLOEXEC);
if (audio_app_cgroup_fd < 0) {
SLOGV("open of %s failed: %s\n", filename, strerror(errno));
}
filename = "/dev/cpuctl/audio_sys/tasks";
audio_sys_cgroup_fd = open(filename, O_WRONLY);
audio_sys_cgroup_fd = open(filename, O_WRONLY | O_CLOEXEC);
if (audio_sys_cgroup_fd < 0) {
SLOGV("open of %s failed: %s\n", filename, strerror(errno));
}