提交 d4413732 编写于 作者: P Paolo Ciarrocchi 提交者: Ingo Molnar

x86: coding style fixes to arch/x86/oprofile/op_model_athlon.c

The patch fixes 33 errors and a few warnings reported by checkpatch.pl

arch/x86/oprofile/op_model_athlon.o:
   text    data     bss     dec     hex filename
   1691       0      32    1723     6bb op_model_athlon.o.before
   1691       0      32    1723     6bb op_model_athlon.o.after
md5:
c354bc2d7140e1e626c03390eddaa0a6  op_model_athlon.o.before.asm
c354bc2d7140e1e626c03390eddaa0a6  op_model_athlon.o.after.asm
Signed-off-by: NPaolo Ciarrocchi <paolo.ciarrocchi@gmail.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 8b45b72b
/**
/*
* @file op_model_athlon.h
* athlon / K7 / K8 / Family 10h model-specific MSR operations
*
......@@ -14,28 +14,28 @@
#include <asm/ptrace.h>
#include <asm/msr.h>
#include <asm/nmi.h>
#include "op_x86_model.h"
#include "op_counter.h"
#define NUM_COUNTERS 4
#define NUM_CONTROLS 4
#define CTR_IS_RESERVED(msrs,c) (msrs->counters[(c)].addr ? 1 : 0)
#define CTR_READ(l,h,msrs,c) do {rdmsr(msrs->counters[(c)].addr, (l), (h));} while (0)
#define CTR_WRITE(l,msrs,c) do {wrmsr(msrs->counters[(c)].addr, -(unsigned int)(l), -1);} while (0)
#define CTR_IS_RESERVED(msrs, c) (msrs->counters[(c)].addr ? 1 : 0)
#define CTR_READ(l, h, msrs, c) do {rdmsr(msrs->counters[(c)].addr, (l), (h)); } while (0)
#define CTR_WRITE(l, msrs, c) do {wrmsr(msrs->counters[(c)].addr, -(unsigned int)(l), -1); } while (0)
#define CTR_OVERFLOWED(n) (!((n) & (1U<<31)))
#define CTRL_IS_RESERVED(msrs,c) (msrs->controls[(c)].addr ? 1 : 0)
#define CTRL_READ(l,h,msrs,c) do {rdmsr(msrs->controls[(c)].addr, (l), (h));} while (0)
#define CTRL_WRITE(l,h,msrs,c) do {wrmsr(msrs->controls[(c)].addr, (l), (h));} while (0)
#define CTRL_IS_RESERVED(msrs, c) (msrs->controls[(c)].addr ? 1 : 0)
#define CTRL_READ(l, h, msrs, c) do {rdmsr(msrs->controls[(c)].addr, (l), (h)); } while (0)
#define CTRL_WRITE(l, h, msrs, c) do {wrmsr(msrs->controls[(c)].addr, (l), (h)); } while (0)
#define CTRL_SET_ACTIVE(n) (n |= (1<<22))
#define CTRL_SET_INACTIVE(n) (n &= ~(1<<22))
#define CTRL_CLEAR_LO(x) (x &= (1<<21))
#define CTRL_CLEAR_HI(x) (x &= 0xfffffcf0)
#define CTRL_SET_ENABLE(val) (val |= 1<<20)
#define CTRL_SET_USR(val,u) (val |= ((u & 1) << 16))
#define CTRL_SET_KERN(val,k) (val |= ((k & 1) << 17))
#define CTRL_SET_USR(val, u) (val |= ((u & 1) << 16))
#define CTRL_SET_KERN(val, k) (val |= ((k & 1) << 17))
#define CTRL_SET_UM(val, m) (val |= (m << 8))
#define CTRL_SET_EVENT_LOW(val, e) (val |= (e & 0xff))
#define CTRL_SET_EVENT_HIGH(val, e) (val |= ((e >> 8) & 0xf))
......@@ -43,19 +43,19 @@
#define CTRL_SET_GUEST_ONLY(val, h) (val |= ((h & 1) << 8))
static unsigned long reset_value[NUM_COUNTERS];
static void athlon_fill_in_addresses(struct op_msrs * const msrs)
{
int i;
for (i=0; i < NUM_COUNTERS; i++) {
for (i = 0; i < NUM_COUNTERS; i++) {
if (reserve_perfctr_nmi(MSR_K7_PERFCTR0 + i))
msrs->counters[i].addr = MSR_K7_PERFCTR0 + i;
else
msrs->counters[i].addr = 0;
}
for (i=0; i < NUM_CONTROLS; i++) {
for (i = 0; i < NUM_CONTROLS; i++) {
if (reserve_evntsel_nmi(MSR_K7_EVNTSEL0 + i))
msrs->controls[i].addr = MSR_K7_EVNTSEL0 + i;
else
......@@ -63,15 +63,15 @@ static void athlon_fill_in_addresses(struct op_msrs * const msrs)
}
}
static void athlon_setup_ctrs(struct op_msrs const * const msrs)
{
unsigned int low, high;
int i;
/* clear all counters */
for (i = 0 ; i < NUM_CONTROLS; ++i) {
if (unlikely(!CTRL_IS_RESERVED(msrs,i)))
if (unlikely(!CTRL_IS_RESERVED(msrs, i)))
continue;
CTRL_READ(low, high, msrs, i);
CTRL_CLEAR_LO(low);
......@@ -81,14 +81,14 @@ static void athlon_setup_ctrs(struct op_msrs const * const msrs)
/* avoid a false detection of ctr overflows in NMI handler */
for (i = 0; i < NUM_COUNTERS; ++i) {
if (unlikely(!CTR_IS_RESERVED(msrs,i)))
if (unlikely(!CTR_IS_RESERVED(msrs, i)))
continue;
CTR_WRITE(1, msrs, i);
}
/* enable active counters */
for (i = 0; i < NUM_COUNTERS; ++i) {
if ((counter_config[i].enabled) && (CTR_IS_RESERVED(msrs,i))) {
if ((counter_config[i].enabled) && (CTR_IS_RESERVED(msrs, i))) {
reset_value[i] = counter_config[i].count;
CTR_WRITE(counter_config[i].count, msrs, i);
......@@ -112,7 +112,7 @@ static void athlon_setup_ctrs(struct op_msrs const * const msrs)
}
}
static int athlon_check_ctrs(struct pt_regs * const regs,
struct op_msrs const * const msrs)
{
......@@ -133,7 +133,7 @@ static int athlon_check_ctrs(struct pt_regs * const regs,
return 1;
}
static void athlon_start(struct op_msrs const * const msrs)
{
unsigned int low, high;
......@@ -150,7 +150,7 @@ static void athlon_start(struct op_msrs const * const msrs)
static void athlon_stop(struct op_msrs const * const msrs)
{
unsigned int low,high;
unsigned int low, high;
int i;
/* Subtle: stop on all counters to avoid race with
......@@ -169,11 +169,11 @@ static void athlon_shutdown(struct op_msrs const * const msrs)
int i;
for (i = 0 ; i < NUM_COUNTERS ; ++i) {
if (CTR_IS_RESERVED(msrs,i))
if (CTR_IS_RESERVED(msrs, i))
release_perfctr_nmi(MSR_K7_PERFCTR0 + i);
}
for (i = 0 ; i < NUM_CONTROLS ; ++i) {
if (CTRL_IS_RESERVED(msrs,i))
if (CTRL_IS_RESERVED(msrs, i))
release_evntsel_nmi(MSR_K7_EVNTSEL0 + i);
}
}
......
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