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sh: wire up perf alignment and emulation faults.

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This plugs in the alignment and emulation fault reporting for perf sw
events.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt
2010-10-13 06:55:26 +09:00
parent 5a30d7bfcd
commit ace2dc7d12
5 changed files with 33 additions and 9 deletions
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9
arch/sh/kernel/traps_64.c
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@@ -24,6 +24,7 @@
#include <linux/interrupt.h>
#include <linux/sysctl.h>
#include <linux/module.h>
#include <linux/perf_event.h>
#include <asm/system.h>
#include <asm/uaccess.h>
#include <asm/io.h>
@@ -433,6 +434,8 @@ static int misaligned_load(struct pt_regs *regs,
return error;
}
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, address);
destreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;
@@ -509,6 +512,8 @@ static int misaligned_store(struct pt_regs *regs,
return error;
}
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, address);
srcreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;
@@ -583,6 +588,8 @@ static int misaligned_fpu_load(struct pt_regs *regs,
return error;
}
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, address);
destreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;
@@ -658,6 +665,8 @@ static int misaligned_fpu_store(struct pt_regs *regs,
return error;
}
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, address);
srcreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;