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authorAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
committerAndrea Bastoni <bastoni@cs.unc.edu>2010-05-30 19:16:45 -0400
commitada47b5fe13d89735805b566185f4885f5a3f750 (patch)
tree644b88f8a71896307d71438e9b3af49126ffb22b /arch/sparc/math-emu
parent43e98717ad40a4ae64545b5ba047c7b86aa44f4f (diff)
parent3280f21d43ee541f97f8cda5792150d2dbec20d5 (diff)
Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master
Diffstat (limited to 'arch/sparc/math-emu')
-rw-r--r--arch/sparc/math-emu/math_32.c3
-rw-r--r--arch/sparc/math-emu/math_64.c2
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/sparc/math-emu/math_32.c b/arch/sparc/math-emu/math_32.c
index e13f65da17df..a3fccde894ec 100644
--- a/arch/sparc/math-emu/math_32.c
+++ b/arch/sparc/math-emu/math_32.c
@@ -67,6 +67,7 @@
67#include <linux/types.h> 67#include <linux/types.h>
68#include <linux/sched.h> 68#include <linux/sched.h>
69#include <linux/mm.h> 69#include <linux/mm.h>
70#include <linux/perf_event.h>
70#include <asm/uaccess.h> 71#include <asm/uaccess.h>
71 72
72#include "sfp-util_32.h" 73#include "sfp-util_32.h"
@@ -163,6 +164,8 @@ int do_mathemu(struct pt_regs *regs, struct task_struct *fpt)
163 int retcode = 0; /* assume all succeed */ 164 int retcode = 0; /* assume all succeed */
164 unsigned long insn; 165 unsigned long insn;
165 166
167 perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
168
166#ifdef DEBUG_MATHEMU 169#ifdef DEBUG_MATHEMU
167 printk("In do_mathemu()... pc is %08lx\n", regs->pc); 170 printk("In do_mathemu()... pc is %08lx\n", regs->pc);
168 printk("fpqdepth is %ld\n", fpt->thread.fpqdepth); 171 printk("fpqdepth is %ld\n", fpt->thread.fpqdepth);
diff --git a/arch/sparc/math-emu/math_64.c b/arch/sparc/math-emu/math_64.c
index 6863c9bde25c..56d2c44747b8 100644
--- a/arch/sparc/math-emu/math_64.c
+++ b/arch/sparc/math-emu/math_64.c
@@ -11,6 +11,7 @@
11#include <linux/types.h> 11#include <linux/types.h>
12#include <linux/sched.h> 12#include <linux/sched.h>
13#include <linux/errno.h> 13#include <linux/errno.h>
14#include <linux/perf_event.h>
14 15
15#include <asm/fpumacro.h> 16#include <asm/fpumacro.h>
16#include <asm/ptrace.h> 17#include <asm/ptrace.h>
@@ -183,6 +184,7 @@ int do_mathemu(struct pt_regs *regs, struct fpustate *f)
183 184
184 if (tstate & TSTATE_PRIV) 185 if (tstate & TSTATE_PRIV)
185 die_if_kernel("unfinished/unimplemented FPop from kernel", regs); 186 die_if_kernel("unfinished/unimplemented FPop from kernel", regs);
187 perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
186 if (test_thread_flag(TIF_32BIT)) 188 if (test_thread_flag(TIF_32BIT))
187 pc = (u32)pc; 189 pc = (u32)pc;
188 if (get_user(insn, (u32 __user *) pc) != -EFAULT) { 190 if (get_user(insn, (u32 __user *) pc) != -EFAULT) {