https://github.com/torvalds/linux
Revision eeca9a671aaa6a77eaed725e842d53c5ce51940b authored by Michael S. Tsirkin on 05 April 2016, 08:26:44 UTC, committed by Michael S. Tsirkin on 07 April 2016, 12:16:40 UTC
Gabriel merged support for QEMU FW CFG interface, but there's apparently
no official maintainer. It's also possible that this will grow more
interfaces in future.  I'll happily co-maintain it and handle pull
requests together with the rest of the PV stuff I maintain.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Gabriel Somlo <somlo@cmu.edu>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Gabriel Somlo <somlo@cmu.edu>
1 parent def7ac8
Raw File
Tip revision: eeca9a671aaa6a77eaed725e842d53c5ce51940b authored by Michael S. Tsirkin on 05 April 2016, 08:26:44 UTC
MAINTAINERS: add entry for QEMU
Tip revision: eeca9a6
memory-notifier-error-inject.c
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/memory.h>

#include "notifier-error-inject.h"

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

static struct notifier_err_inject memory_notifier_err_inject = {
	.actions = {
		{ NOTIFIER_ERR_INJECT_ACTION(MEM_GOING_ONLINE) },
		{ NOTIFIER_ERR_INJECT_ACTION(MEM_GOING_OFFLINE) },
		{}
	}
};

static struct dentry *dir;

static int err_inject_init(void)
{
	int err;

	dir = notifier_err_inject_init("memory", notifier_err_inject_dir,
					&memory_notifier_err_inject, priority);
	if (IS_ERR(dir))
		return PTR_ERR(dir);

	err = register_memory_notifier(&memory_notifier_err_inject.nb);
	if (err)
		debugfs_remove_recursive(dir);

	return err;
}

static void err_inject_exit(void)
{
	unregister_memory_notifier(&memory_notifier_err_inject.nb);
	debugfs_remove_recursive(dir);
}

module_init(err_inject_init);
module_exit(err_inject_exit);

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