Revision ca41b97ed9124fd62323a162de5852f6e28f94b8 authored by Peter Zijlstra on 31 January 2018, 09:18:28 UTC, committed by Ingo Molnar on 21 February 2018, 08:05:05 UTC
David allowed retpolines in .init.text, except for modules, which will trip up objtool retpoline validation, fix that. Requested-by: David Woodhouse <dwmw2@infradead.org> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Arjan van de Ven <arjan@linux.intel.com> Cc: Borislav Petkov <bp@alien8.de> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org>
1 parent b5bc223
netdev-notifier-error-inject.c
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include "notifier-error-inject.h"
static int priority;
module_param(priority, int, 0);
MODULE_PARM_DESC(priority, "specify netdevice notifier priority");
static struct notifier_err_inject netdev_notifier_err_inject = {
.actions = {
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_REGISTER) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGEMTU) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGENAME) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRE_UP) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRE_TYPE_CHANGE) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_POST_INIT) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEMTU) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEUPPER) },
{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGEUPPER) },
{}
}
};
static struct dentry *dir;
static int netdev_err_inject_init(void)
{
int err;
dir = notifier_err_inject_init("netdev", notifier_err_inject_dir,
&netdev_notifier_err_inject, priority);
if (IS_ERR(dir))
return PTR_ERR(dir);
err = register_netdevice_notifier(&netdev_notifier_err_inject.nb);
if (err)
debugfs_remove_recursive(dir);
return err;
}
static void netdev_err_inject_exit(void)
{
unregister_netdevice_notifier(&netdev_notifier_err_inject.nb);
debugfs_remove_recursive(dir);
}
module_init(netdev_err_inject_init);
module_exit(netdev_err_inject_exit);
MODULE_DESCRIPTION("Netdevice notifier error injection module");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Nikolay Aleksandrov <razor@blackwall.org>");
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