Merge "sched: Improve the scheduler" (444d1606) · Commits · e / devices / android_kernel_fairphone_FP4

kernel/sched/core.c

+10 −3

Original line number	Diff line number	Diff line
		@@ -5039,6 +5039,7 @@ unsigned int sched_lib_mask_force;
		bool is_sched_lib_based_app(pid_t pid)
		{
		const char *name = NULL;
		char lib_list, libname;
		struct vm_area_struct *vma;
		char path_buf[LIB_PATH_LENGTH];
		bool found = false;
		@@ -5048,11 +5049,14 @@ bool is_sched_lib_based_app(pid_t pid)
		if (strnlen(sched_lib_name, LIB_PATH_LENGTH) == 0)
		return false;

		lib_list = kstrdup(sched_lib_name, GFP_KERNEL);

		rcu_read_lock();

		p = find_process_by_pid(pid);
		if (!p) {
		rcu_read_unlock();
		kfree(lib_list);
		return false;
		}

		@@ -5072,19 +5076,22 @@ bool is_sched_lib_based_app(pid_t pid)
		if (IS_ERR(name))
		goto release_sem;

		if (strnstr(name, sched_lib_name,
		while ((libname = strsep(&lib_list, ","))) {
		if (strnstr(name, libname,
		strnlen(name, LIB_PATH_LENGTH))) {
		found = true;
		break;
		}
		}
		}
		}

		release_sem:
		up_read(&mm->mmap_sem);
		mmput(mm);
		put_task_struct:
		put_task_struct(p);
		kfree(lib_list);
		return found;
		}