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Diffstat (limited to 'arch/sparc/kernel/unaligned_32.c')
-rw-r--r--arch/sparc/kernel/unaligned_32.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/arch/sparc/kernel/unaligned_32.c b/arch/sparc/kernel/unaligned_32.c
index 6b1e6cde6ff..f8514e291e1 100644
--- a/arch/sparc/kernel/unaligned_32.c
+++ b/arch/sparc/kernel/unaligned_32.c
@@ -17,8 +17,7 @@
#include <asm/uaccess.h>
#include <linux/smp.h>
#include <linux/smp_lock.h>
-
-/* #define DEBUG_MNA */
+#include <linux/perf_event.h>
enum direction {
load, /* ld, ldd, ldh, ldsh */
@@ -29,12 +28,6 @@ enum direction {
invalid,
};
-#ifdef DEBUG_MNA
-static char *dirstrings[] = {
- "load", "store", "both", "fpload", "fpstore", "invalid"
-};
-#endif
-
static inline enum direction decode_direction(unsigned int insn)
{
unsigned long tmp = (insn >> 21) & 1;
@@ -255,10 +248,7 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
unsigned long addr = compute_effective_address(regs, insn);
int err;
-#ifdef DEBUG_MNA
- printk("KMNA: pc=%08lx [dir=%s addr=%08lx size=%d] retpc[%08lx]\n",
- regs->pc, dirstrings[dir], addr, size, regs->u_regs[UREG_RETPC]);
-#endif
+ perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, addr);
switch (dir) {
case load:
err = do_int_load(fetch_reg_addr(((insn>>25)&0x1f),
@@ -350,6 +340,7 @@ asmlinkage void user_unaligned_trap(struct pt_regs *regs, unsigned int insn)
}
addr = compute_effective_address(regs, insn);
+ perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, addr);
switch(dir) {
case load:
err = do_int_load(fetch_reg_addr(((insn>>25)&0x1f),