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Commit 7496351a authored by Christoph Lameter's avatar Christoph Lameter Committed by Thomas Gleixner
Browse files

timers: Use this_cpu_read 



Eric asked for this.

[tglx: Because it generates faster code according to Erics ]

Signed-off-by: default avatarChristoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: linux-mm@kvack.org
LKML-Reference: <alpine.DEB.2.00.1011301404490.4039@router.home>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent 45f74264

kernel/timer.c

+2 −2
Original line number Diff line number Diff line
@@ -1227,7 +1227,7 @@ static unsigned long cmp_next_hrtimer_event(unsigned long now, 
 */

unsigned long get_next_timer_interrupt(unsigned long now)

{

	struct tvec_base *base = __get_cpu_var(tvec_bases);

	struct tvec_base *base = __this_cpu_read(tvec_bases);

	unsigned long expires;



	spin_lock(&base->lock);
@@ -1267,7 +1267,7 @@ void update_process_times(int user_tick) 
 */

static void run_timer_softirq(struct softirq_action *h)

{

	struct tvec_base *base = __get_cpu_var(tvec_bases);

	struct tvec_base *base = __this_cpu_read(tvec_bases);



	hrtimer_run_pending();