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From: Robert Richter <robert.richter@amd.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: LKML <linux-kernel@vger.kernel.org>,
	oprofile-list <oprofile-list@lists.sourceforge.net>,
	Robert Richter <robert.richter@amd.com>
Subject: [PATCH 21/23] x86/oprofile: remove some local variables in MSR save/restore functions
Date: Fri, 12 Jun 2009 14:35:38 +0200	[thread overview]
Message-ID: <1244810140-20595-22-git-send-email-robert.richter@amd.com> (raw)
In-Reply-To: <1244810140-20595-1-git-send-email-robert.richter@amd.com>

The patch removes some local variables in these functions.

Signed-off-by: Robert Richter <robert.richter@amd.com>
---
 arch/x86/oprofile/nmi_int.c |   12 ++++--------
 1 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 3b84b78..80b63d5 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -71,18 +71,16 @@ static int profile_exceptions_notify(struct notifier_block *self,
 
 static void nmi_cpu_save_registers(struct op_msrs *msrs)
 {
-	unsigned int const nr_ctrs = model->num_counters;
-	unsigned int const nr_ctrls = model->num_controls;
 	struct op_msr *counters = msrs->counters;
 	struct op_msr *controls = msrs->controls;
 	unsigned int i;
 
-	for (i = 0; i < nr_ctrs; ++i) {
+	for (i = 0; i < model->num_counters; ++i) {
 		if (counters[i].addr)
 			rdmsrl(counters[i].addr, counters[i].saved);
 	}
 
-	for (i = 0; i < nr_ctrls; ++i) {
+	for (i = 0; i < model->num_controls; ++i) {
 		if (controls[i].addr)
 			rdmsrl(controls[i].addr, controls[i].saved);
 	}
@@ -191,18 +189,16 @@ static int nmi_setup(void)
 
 static void nmi_restore_registers(struct op_msrs *msrs)
 {
-	unsigned int const nr_ctrs = model->num_counters;
-	unsigned int const nr_ctrls = model->num_controls;
 	struct op_msr *counters = msrs->counters;
 	struct op_msr *controls = msrs->controls;
 	unsigned int i;
 
-	for (i = 0; i < nr_ctrls; ++i) {
+	for (i = 0; i < model->num_controls; ++i) {
 		if (controls[i].addr)
 			wrmsrl(controls[i].addr, controls[i].saved);
 	}
 
-	for (i = 0; i < nr_ctrs; ++i) {
+	for (i = 0; i < model->num_counters; ++i) {
 		if (counters[i].addr)
 			wrmsrl(counters[i].addr, counters[i].saved);
 	}
-- 
1.6.3.1



  parent reply	other threads:[~2009-06-12 13:04 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-12 12:35 [PATCH 0/23] updates for oprofile Robert Richter
2009-06-12 12:35 ` [PATCH 01/23] Revert "oprofile: discover counters for op ppro too" Robert Richter
2009-06-12 12:35 ` [PATCH 02/23] x86/oprofile: moving arch_perfmon counter setup to op_x86_model_spec.init Robert Richter
2009-06-12 19:24   ` [PATCH] x86/oprofile: fix initialization of arch_perfmon for core_i7 Robert Richter
2009-06-12 12:35 ` [PATCH 03/23] x86/oprofile: minor style changes in struct op_x86_model_spec Robert Richter
2009-06-12 12:35 ` [PATCH 04/23] oprofile: remove irq_flags in struct op_entry Robert Richter
2009-06-12 12:35 ` [PATCH 05/23] oprofile: remove obselete include headers Robert Richter
2009-06-12 12:35 ` [PATCH 06/23] x86/oprofile: remove #ifdefs in ibs functions Robert Richter
2009-06-12 12:35 ` [PATCH 07/23] x86/oprofile: simplify AMD cpu init code Robert Richter
2009-06-12 12:35 ` [PATCH 08/23] x86/oprofile: move common macros to op_x86_model.h Robert Richter
2009-06-12 12:35 ` [PATCH 09/23] x86/oprofile: remove MSR macros for AMD cpus Robert Richter
2009-06-12 12:35 ` [PATCH 10/23] x86/oprofile: remove MSR macros for ppro cpus Robert Richter
2009-06-12 12:35 ` [PATCH 11/23] x86/oprofile: remove MSR macros for p4 cpus Robert Richter
2009-06-12 12:35 ` [PATCH 12/23] x86/oprofile: fix and cleanup CTRL_SET_* macros Robert Richter
2009-06-12 12:35 ` [PATCH 13/23] x86/oprofile: remove unused macros for AMD virtualization profiling Robert Richter
2009-06-12 12:35 ` [PATCH 14/23] x86/oprofile: pass the model to setup_ctrs() functions Robert Richter
2009-06-12 12:35 ` [PATCH 15/23] x86/oprofile: replace macros to calculate control register Robert Richter
2009-06-12 12:35 ` [PATCH 16/23] x86/oprofile: replace CTR_OVERFLOWED macros Robert Richter
2009-06-12 12:35 ` [PATCH 17/23] x86/oprofile: replace CTRL_SET_*ACTIVE macros Robert Richter
2009-06-12 12:35 ` [PATCH 18/23] x86/oprofile: replace CTR*_IS_RESERVED macros Robert Richter
2009-06-12 12:35 ` [PATCH 19/23] x86/oprofile: use 64 bit wrmsr functions Robert Richter
2009-06-22  7:49   ` Andi Kleen
2009-06-22  8:07     ` Andi Kleen
2009-06-12 12:35 ` [PATCH 20/23] x86/oprofile: use 64 bit values to save MSR states Robert Richter
2009-06-12 12:35 ` Robert Richter [this message]
2009-06-12 12:35 ` [PATCH 22/23] x86/oprofile: use 64 bit values in IBS functions Robert Richter
2009-06-12 12:35 ` [PATCH 23/23] x86/oprofile: introduce oprofile_add_data64() Robert Richter

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