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Revision aaa7dd2ced17c8e977faeadc4884c422456371c5 authored by Dave Airlie on 19 February 2016, 02:49:03 UTC, committed by Dave Airlie on 19 February 2016, 02:49:03 UTC 
Merge branch 'drm-fixes-4.5' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
 
Just two small fixes in the ttm_tt_populate error handling; one for radeon,
one for amdgpu.

* 'drm-fixes-4.5' of git://people.freedesktop.org/~agd5f/linux:
  drm/radeon: use post-decrement in error handling
  drm/amdgpu: use post-decrement in error handling
2 parent s 42412b1 + bc3f5d8
Raw File
cpu-notifier-error-inject.c 
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/cpu.h>

#include "notifier-error-inject.h"

static int priority;
module_param(priority, int, 0);
MODULE_PARM_DESC(priority, "specify cpu notifier priority");

static struct notifier_err_inject cpu_notifier_err_inject = {
	.actions = {
		{ NOTIFIER_ERR_INJECT_ACTION(CPU_UP_PREPARE) },
		{ NOTIFIER_ERR_INJECT_ACTION(CPU_UP_PREPARE_FROZEN) },
		{ NOTIFIER_ERR_INJECT_ACTION(CPU_DOWN_PREPARE) },
		{ NOTIFIER_ERR_INJECT_ACTION(CPU_DOWN_PREPARE_FROZEN) },
		{}
	}
};

static struct dentry *dir;

static int err_inject_init(void)
{
	int err;

	dir = notifier_err_inject_init("cpu", notifier_err_inject_dir,
					&cpu_notifier_err_inject, priority);
	if (IS_ERR(dir))
		return PTR_ERR(dir);

	err = register_hotcpu_notifier(&cpu_notifier_err_inject.nb);
	if (err)
		debugfs_remove_recursive(dir);

	return err;
}

static void err_inject_exit(void)
{
	unregister_hotcpu_notifier(&cpu_notifier_err_inject.nb);
	debugfs_remove_recursive(dir);
}

module_init(err_inject_init);
module_exit(err_inject_exit);

MODULE_DESCRIPTION("CPU notifier error injection module");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Akinobu Mita <akinobu.mita@gmail.com>");
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