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 22/31] s390: cio driver &__get_cpu_var replacements
Date: Fri, 20 Jun 2014 14:31:37 -0500 [thread overview]
Message-ID: <20140620193127.502596012@linux.com> (raw)
In-Reply-To: 20140620193115.547427118@linux.com
[-- Attachment #1: this_s390_cio --]
[-- Type: text/plain, Size: 3458 bytes --]
Use this_cpu_ptr() instead of &__get_cpu_var()
Signed-off-by: Christoph Lameter <cl@linux.com>
Index: linux/drivers/s390/cio/ccwreq.c
===================================================================
--- linux.orig/drivers/s390/cio/ccwreq.c 2014-06-16 09:51:31.857301254 -0500
+++ linux/drivers/s390/cio/ccwreq.c 2014-06-16 09:51:31.853301332 -0500
@@ -252,7 +252,7 @@
*/
void ccw_request_handler(struct ccw_device *cdev)
{
- struct irb *irb = &__get_cpu_var(cio_irb);
+ struct irb *irb = this_cpu_ptr(cio_irb);
struct ccw_request *req = &cdev->private->req;
enum io_status status;
int rc = -EOPNOTSUPP;
Index: linux/drivers/s390/cio/chsc_sch.c
===================================================================
--- linux.orig/drivers/s390/cio/chsc_sch.c 2014-06-16 09:51:31.857301254 -0500
+++ linux/drivers/s390/cio/chsc_sch.c 2014-06-16 09:51:31.857301254 -0500
@@ -58,7 +58,7 @@
{
struct chsc_private *private = dev_get_drvdata(&sch->dev);
struct chsc_request *request = private->request;
- struct irb *irb = &__get_cpu_var(cio_irb);
+ struct irb *irb = this_cpu_ptr(cio_irb);
CHSC_LOG(4, "irb");
CHSC_LOG_HEX(4, irb, sizeof(*irb));
Index: linux/drivers/s390/cio/cio.c
===================================================================
--- linux.orig/drivers/s390/cio/cio.c 2014-06-16 09:51:31.857301254 -0500
+++ linux/drivers/s390/cio/cio.c 2014-06-16 09:51:31.857301254 -0500
@@ -563,7 +563,7 @@
__this_cpu_write(s390_idle.nohz_delay, 1);
tpi_info = (struct tpi_info *) &get_irq_regs()->int_code;
- irb = &__get_cpu_var(cio_irb);
+ irb = this_cpu_ptr(cio_irb);
sch = (struct subchannel *)(unsigned long) tpi_info->intparm;
if (!sch) {
/* Clear pending interrupt condition. */
@@ -612,7 +612,7 @@
struct irb *irb;
int irq_context;
- irb = &__get_cpu_var(cio_irb);
+ irb = this_cpu_ptr(cio_irb);
/* Store interrupt response block to lowcore. */
if (tsch(sch->schid, irb) != 0)
/* Not status pending or not operational. */
@@ -749,7 +749,7 @@
struct tpi_info ti;
if (tpi(&ti)) {
- tsch(ti.schid, &__get_cpu_var(cio_irb));
+ tsch(ti.schid, this_cpu_ptr(cio_irb));
if (schid_equal(&ti.schid, &schid))
return 0;
}
Index: linux/drivers/s390/cio/device_fsm.c
===================================================================
--- linux.orig/drivers/s390/cio/device_fsm.c 2014-06-16 09:51:31.857301254 -0500
+++ linux/drivers/s390/cio/device_fsm.c 2014-06-16 09:51:31.857301254 -0500
@@ -739,7 +739,7 @@
struct irb *irb;
int is_cmd;
- irb = &__get_cpu_var(cio_irb);
+ irb = this_cpu_ptr(cio_irb);
is_cmd = !scsw_is_tm(&irb->scsw);
/* Check for unsolicited interrupt. */
if (!scsw_is_solicited(&irb->scsw)) {
@@ -805,7 +805,7 @@
{
struct irb *irb;
- irb = &__get_cpu_var(cio_irb);
+ irb = this_cpu_ptr(cio_irb);
/* Check for unsolicited interrupt. */
if (scsw_stctl(&irb->scsw) ==
(SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
Index: linux/drivers/s390/cio/eadm_sch.c
===================================================================
--- linux.orig/drivers/s390/cio/eadm_sch.c 2014-06-16 09:51:31.857301254 -0500
+++ linux/drivers/s390/cio/eadm_sch.c 2014-06-16 09:51:31.857301254 -0500
@@ -134,7 +134,7 @@
{
struct eadm_private *private = get_eadm_private(sch);
struct eadm_scsw *scsw = &sch->schib.scsw.eadm;
- struct irb *irb = &__get_cpu_var(cio_irb);
+ struct irb *irb = this_cpu_ptr(cio_irb);
int error = 0;
EADM_LOG(6, "irq");
next prev parent reply other threads:[~2014-06-20 19:34 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 ` Christoph Lameter [this message]
2014-07-18 23:32 ` [PATCH 22/31] s390: cio driver &__get_cpu_var replacements 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 ` [PATCH 27/31] tile: Use this_cpu_ptr() for hardware counters Christoph Lameter
2014-07-18 23:33 ` 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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