From: Christoph Lameter <cl@linux.com>
To: Tejun Heo <tj@kernel.org>
Cc: akpm@linuxfoundation.org, rostedt@goodmis.org,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>
Subject: [PATCH 27/31] tile: Use this_cpu_ptr() for hardware counters
Date: Fri, 20 Jun 2014 14:31:42 -0500 [thread overview]
Message-ID: <20140620193128.096959328@linux.com> (raw)
In-Reply-To: 20140620193115.547427118@linux.com
[-- Attachment #1: tile_fix --]
[-- Type: text/plain, Size: 1873 bytes --]
Signed-off-by: Christoph Lameter <cl@linux.com>
Index: linux/arch/tile/kernel/perf_event.c
===================================================================
--- linux.orig/arch/tile/kernel/perf_event.c 2014-04-08 09:21:18.820542381 -0500
+++ linux/arch/tile/kernel/perf_event.c 2014-04-14 13:41:29.866074474 -0500
@@ -590,7 +590,7 @@
*/
static void tile_pmu_stop(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc = &event->hw;
int idx = hwc->idx;
@@ -616,7 +616,7 @@
*/
static void tile_pmu_start(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
int idx = event->hw.idx;
if (WARN_ON_ONCE(!(event->hw.state & PERF_HES_STOPPED)))
@@ -650,7 +650,7 @@
*/
static int tile_pmu_add(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct hw_perf_event *hwc;
unsigned long mask;
int b, max_cnt;
@@ -706,7 +706,7 @@
*/
static void tile_pmu_del(struct perf_event *event, int flags)
{
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
int i;
/*
@@ -880,14 +880,14 @@
int tile_pmu_handle_irq(struct pt_regs *regs, int fault)
{
struct perf_sample_data data;
- struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+ struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
struct perf_event *event;
struct hw_perf_event *hwc;
u64 val;
unsigned long status;
int bit;
- __get_cpu_var(perf_irqs)++;
+ __this_cpu_inc(perf_irqs);
if (!atomic_read(&tile_active_events))
return 0;
next prev parent reply other threads:[~2014-06-20 19:32 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-20 19:31 [PATCH 00/31] percpu: Consistent per cpu operations V5 Christoph Lameter
2014-06-20 19:31 ` [PATCH 01/31] kernel misc: Replace __get_cpu_var uses Christoph Lameter
2014-07-18 23:26 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 02/31] time: " Christoph Lameter
2014-06-20 19:31 ` [PATCH 03/31] scheduler: Replace __get_cpu_var with this_cpu_ptr Christoph Lameter
2014-07-18 23:27 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 04/31] block: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2014-07-18 23:28 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 05/31] drivers/char/random: Replace __get_cpu_var uses Christoph Lameter
2014-07-18 23:28 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 06/31] drivers/cpuidle: Replace __get_cpu_var uses for address calculation Christoph Lameter
2014-07-18 23:28 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 07/31] drivers/oprofile: " Christoph Lameter
2014-07-18 23:28 ` Tejun Heo
2014-07-19 11:54 ` Robert Richter
2014-06-20 19:31 ` [PATCH 08/31] drivers/clocksource: Replace __get_cpu_var used " Christoph Lameter
2014-07-18 23:29 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 09/31] drivers/net/ethernet/tile: Replace __get_cpu_var uses " Christoph Lameter
2014-07-18 23:29 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 10/31] watchdog: Replace __raw_get_cpu_var uses Christoph Lameter
2014-07-18 23:29 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 11/31] net: Replace get_cpu_var through this_cpu_ptr Christoph Lameter
2014-07-18 23:29 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 12/31] md: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2014-07-18 23:29 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 13/31] metag: Replace __get_cpu_var uses for address calculation Christoph Lameter
2014-07-18 23:30 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 14/31] drivers/net/ethernet/tile: __get_cpu_var call introduced in 3.14 Christoph Lameter
2014-07-18 23:30 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 15/31] irqchips: Replace __this_cpu_ptr uses Christoph Lameter
2014-07-18 23:30 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 16/31] x86: Replace __get_cpu_var uses Christoph Lameter
2014-06-20 19:31 ` [PATCH 17/31] uv: Replace __get_cpu_var Christoph Lameter
2014-07-18 23:30 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 18/31] arm: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2014-07-18 23:31 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 19/31] MIPS: Replace __get_cpu_var uses in FPU emulator Christoph Lameter
2014-06-20 20:07 ` David Daney
2014-07-18 23:31 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 20/31] mips: Replace __get_cpu_var uses Christoph Lameter
2014-07-18 23:31 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 21/31] s390: " Christoph Lameter
2014-07-18 23:32 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 22/31] s390: cio driver &__get_cpu_var replacements Christoph Lameter
2014-07-18 23:32 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 23/31] ia64: Replace __get_cpu_var uses Christoph Lameter
2014-07-18 23:32 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 24/31] alpha: Replace __get_cpu_var Christoph Lameter
2014-07-18 23:32 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 25/31] powerpc: Replace __get_cpu_var uses Christoph Lameter
2014-06-20 19:31 ` [PATCH 26/31] tile: " Christoph Lameter
2014-07-18 23:33 ` Tejun Heo
2014-06-20 19:31 ` Christoph Lameter [this message]
2014-07-18 23:33 ` [PATCH 27/31] tile: Use this_cpu_ptr() for hardware counters Tejun Heo
2014-06-20 19:31 ` [PATCH 28/31] blackfin: Replace __get_cpu_var uses Christoph Lameter
2014-07-18 23:33 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 29/31] avr32: Replace __get_cpu_var with __this_cpu_write Christoph Lameter
2014-07-18 23:33 ` Tejun Heo
2014-06-20 19:31 ` [PATCH 30/31] Remove __get_cpu_var and __raw_get_cpu_var macros [only in 3.17] Christoph Lameter
2014-06-20 19:31 ` [PATCH 31/31] percpu: Remove __this_cpu_ptr Christoph Lameter
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