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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 10/41] staging/zsmalloc: Replace instances of using __get_cpu_var for address calculation
Date: Tue, 03 Dec 2013 17:32:42 -0600	[thread overview]
Message-ID: <20131203233250.188934046@linux.com> (raw)
In-Reply-To: 20131203233232.928771708@linux.com

[-- Attachment #1: this_staging --]
[-- Type: text/plain, Size: 1095 bytes --]

Replace the use of __get_cpu_var for address calculation with
this_cpu_ptr().

Signed-off-by: Christoph Lameter <cl@linux.com>

Index: linux/drivers/staging/zsmalloc/zsmalloc-main.c
===================================================================
--- linux.orig/drivers/staging/zsmalloc/zsmalloc-main.c	2013-12-02 16:07:49.564639939 -0600
+++ linux/drivers/staging/zsmalloc/zsmalloc-main.c	2013-12-02 16:07:49.554640215 -0600
@@ -1003,7 +1003,7 @@ void *zs_map_object(struct zs_pool *pool
 	class = &pool->size_class[class_idx];
 	off = obj_idx_to_offset(page, obj_idx, class->size);
 
-	area = &get_cpu_var(zs_map_area);
+	area = this_cpu_ptr(&zs_map_area);
 	area->vm_mm = mm;
 	if (off + class->size <= PAGE_SIZE) {
 		/* this object is contained entirely within a page */
@@ -1037,7 +1037,7 @@ void zs_unmap_object(struct zs_pool *poo
 	class = &pool->size_class[class_idx];
 	off = obj_idx_to_offset(page, obj_idx, class->size);
 
-	area = &__get_cpu_var(zs_map_area);
+	area = this_cpu_ptr(&zs_map_area);
 	if (off + class->size <= PAGE_SIZE)
 		kunmap_atomic(area->vm_addr);
 	else {


  parent reply	other threads:[~2013-12-03 23:48 UTC|newest]

Thread overview: 84+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-03 23:32 [PATCH 00/41] percpu: Consistent per cpu operations V1 Christoph Lameter
2013-12-03 23:32 ` [PATCH 01/41] mm: Replace __get_cpu_var uses with this_cpu_ptr Christoph Lameter
2014-08-26 17:59   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 02/41] tracing: " Christoph Lameter
2014-08-26 17:59   ` Tejun Heo
2014-09-17 16:12     ` Steven Rostedt
2013-12-03 23:32 ` [PATCH 03/41] percpu: Replace __get_cpu_var " Christoph Lameter
2014-08-26 18:00   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 04/41] kernel misc: Replace __get_cpu_var uses Christoph Lameter
2014-08-26 18:00   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 05/41] drivers/char/random: " Christoph Lameter
2014-08-26 18:00   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 06/41] drivers/cpuidle: Replace __get_cpu_var uses for address calculation Christoph Lameter
2014-08-26 18:01   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 07/41] drivers/oprofile: " Christoph Lameter
2013-12-03 23:32 ` [PATCH 08/41] drivers/leds: Replace __get_cpu_var use through this_cpu_ptr Christoph Lameter
2014-08-26 18:01   ` Tejun Heo
2013-12-03 23:32 ` [PATCH 09/41] drivers/clocksource: Replace __get_cpu_var used for address calculation Christoph Lameter
2014-08-26 18:02   ` Tejun Heo
2013-12-03 23:32 ` Christoph Lameter [this message]
2014-08-26 18:02   ` [PATCH 10/41] staging/zsmalloc: Replace instances of using __get_cpu_var " Tejun Heo
2013-12-03 23:32 ` [PATCH 11/41] parisc: Replace __get_cpu_var uses " Christoph Lameter
2013-12-04  0:10   ` James Bottomley
2013-12-05 18:46     ` Christoph Lameter
     [not found]     ` <alpine.DEB.2.02.1312051244540.26098@gentwo.org>
2013-12-05 20:58       ` quilt 0.60 does not include CCed email without name Christoph Lameter
2013-12-06  8:18         ` Martin Quinson
2013-12-08  9:19           ` Andreas Gruenbacher
2013-12-08  9:52             ` Martin Quinson
2013-12-03 23:32 ` [PATCH 12/41] metag: Replace __get_cpu_var uses for address calculation Christoph Lameter
2013-12-03 23:32 ` [PATCH 13/41] percpu: Add raw_cpu_ops Christoph Lameter
2013-12-10 15:34   ` Tejun Heo
2013-12-10 15:45     ` Ingo Molnar
2013-12-10 15:49       ` Tejun Heo
2013-12-10 15:55         ` Ingo Molnar
2013-12-10 18:13           ` Christoph Lameter
2013-12-10 18:31             ` Ingo Molnar
2013-12-10 19:32               ` Tejun Heo
2013-12-10 20:02               ` Christoph Lameter
2013-12-11 15:12                 ` Ingo Molnar
2013-12-11 17:48                   ` Christoph Lameter
2013-12-11 17:52                     ` Ingo Molnar
2013-12-11 18:30                       ` Christoph Lameter
2013-12-10 18:11         ` Christoph Lameter
2013-12-03 23:32 ` [PATCH 14/41] x86: Rename __this_cpu_xxx_# operations to raw_cpu_xxx_# Christoph Lameter
2013-12-03 23:32 ` [PATCH 15/41] mm: Use raw_cpu ops for determining current NUMA node Christoph Lameter
2013-12-03 23:32 ` [PATCH 16/41] modules: Use raw_cpu_write for initialization of per cpu refcount Christoph Lameter
2013-12-03 23:32 ` [PATCH 17/41] net:i Replace __this_cpu_inc in route.c with raw_cpu_inc Christoph Lameter
2013-12-03 23:32 ` [PATCH 18/41] percpu: Add preemption checks to __this_cpu ops Christoph Lameter
2013-12-03 23:32 ` [PATCH 19/41] time: Replace __get_cpu_var uses Christoph Lameter
2013-12-03 23:32 ` [PATCH 20/41] scheduler: Replace __get_cpu_var with this_cpu_ptr Christoph Lameter
2013-12-03 23:32 ` [PATCH 21/41] block: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2013-12-04  2:20   ` Jens Axboe
2013-12-04 16:38     ` Christoph Lameter
2013-12-04 16:51       ` Jens Axboe
2013-12-03 23:32 ` [PATCH 22/41] rcu: Replace __this_cpu_ptr uses " Christoph Lameter
2013-12-04  1:12   ` Paul E. McKenney
2013-12-04 16:37     ` Christoph Lameter
2013-12-03 23:32 ` [PATCH 23/41] watchdog: Replace __raw_get_cpu_var uses Christoph Lameter
2013-12-03 23:32 ` [PATCH 24/41] net: Replace get_cpu_var through this_cpu_ptr Christoph Lameter
2013-12-03 23:32 ` [PATCH 25/41] drivers/net/ethernet/tile: Replace __get_cpu_var uses for address calculation Christoph Lameter
2013-12-09 20:22   ` Chris Metcalf
2013-12-03 23:32 ` [PATCH 26/41] md: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2013-12-03 23:32 ` [PATCH 27/41] irqchips: Replace __this_cpu_ptr uses Christoph Lameter
2013-12-03 23:33 ` [PATCH 28/41] x86: Replace __get_cpu_var uses Christoph Lameter
2013-12-03 23:33 ` [PATCH 29/41] arm: Replace __this_cpu_ptr with raw_cpu_ptr Christoph Lameter
2013-12-03 23:33 ` [PATCH 30/41] mips: Replace __get_cpu_var uses Christoph Lameter
2013-12-03 23:33 ` [PATCH 31/41] s390: " Christoph Lameter
2013-12-03 23:33 ` [PATCH 32/41] ia64: " Christoph Lameter
2013-12-03 23:33 ` [PATCH 33/41] powerpc: " Christoph Lameter
2013-12-03 23:33 ` [PATCH 34/41] sparc: " Christoph Lameter
2013-12-03 23:33 ` [PATCH 35/41] tile: " Christoph Lameter
2013-12-09 20:52   ` Chris Metcalf
2013-12-10 15:23     ` Christoph Lameter
2013-12-03 23:33 ` [PATCH 36/41] blackfin: " Christoph Lameter
2013-12-03 23:33 ` [PATCH 37/41] avr32: Replace __get_cpu_var with __this_cpu_write Christoph Lameter
2013-12-03 23:33 ` [PATCH 38/41] alpha: Replace __get_cpu_var Christoph Lameter
2013-12-03 23:33 ` [PATCH 39/41] sh: Replace __get_cpu_var uses Christoph Lameter
2013-12-03 23:33 ` [PATCH 40/41] Remove __get_cpu_var and __raw_get_cpu_var macros [only in 3.15] Christoph Lameter
2013-12-03 23:33 ` [PATCH 41/41] percpu: Remove __this_cpu_ptr Christoph Lameter
2013-12-04  8:40 ` [PATCH 00/41] percpu: Consistent per cpu operations V1 Ingo Molnar
2013-12-04 16:43   ` Christoph Lameter
2013-12-04 17:02     ` Ingo Molnar
2013-12-05 19:09       ` Christoph Lameter
  -- strict thread matches above, loose matches on Subject: below --
2014-01-17 15:18 [PATCH 00/41] percpu: Consistent per cpu operations V3 Christoph Lameter
2014-01-17 15:18 ` [PATCH 10/41] staging/zsmalloc: Replace instances of using __get_cpu_var for address calculation Christoph Lameter

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