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timer: Switch callback prototype to take struct timer_list * argument

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Since all callbacks have been converted, we can switch the core
prototype to "struct timer_list *" now too.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
This commit is contained in:
Kees Cook 2017-10-22 19:15:40 -07:00
parent c1eba5bcb6
commit 354b46b1a0
2 changed files with 5 additions and 5 deletions
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4
include/linux/timer.h
View File

@ -17,7 +17,7 @@ struct timer_list {
*/
struct hlist_node entry;
unsigned long expires;
void (*function)(unsigned long);
void (*function)(struct timer_list *);
u32 flags;
#ifdef CONFIG_LOCKDEP
@ -63,7 +63,7 @@ struct timer_list {
#define TIMER_TRACE_FLAGMASK (TIMER_MIGRATING | TIMER_DEFERRABLE | TIMER_PINNED | TIMER_IRQSAFE)
#define TIMER_DATA_TYPE unsigned long
#define TIMER_DATA_TYPE struct timer_list *
#define TIMER_FUNC_TYPE void (*)(TIMER_DATA_TYPE)
#define __TIMER_INITIALIZER(_function, _data, _flags) { \

6
kernel/time/timer.c
View File

@ -1284,7 +1284,7 @@ int del_timer_sync(struct timer_list *timer)
EXPORT_SYMBOL(del_timer_sync);
#endif
static void call_timer_fn(struct timer_list *timer, void (*fn)(unsigned long))
static void call_timer_fn(struct timer_list *timer, void (*fn)(struct timer_list *))
{
int count = preempt_count();
@ -1308,7 +1308,7 @@ static void call_timer_fn(struct timer_list *timer, void (*fn)(unsigned long))
lock_map_acquire(&lockdep_map);
trace_timer_expire_entry(timer);
fn((TIMER_DATA_TYPE)timer);
fn(timer);
trace_timer_expire_exit(timer);
lock_map_release(&lockdep_map);
@ -1330,7 +1330,7 @@ static void expire_timers(struct timer_base *base, struct hlist_head *head)
{
while (!hlist_empty(head)) {
struct timer_list *timer;
void (*fn)(unsigned long);
void (*fn)(struct timer_list *);
timer = hlist_entry(head->first, struct timer_list, entry);