lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

MIPS: Oprofile: Fixup the loose ends in the plumbing.

Browse Source 
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2005-12-09 12:29:38 +00:00
committed by
parent 0401572a9b
commit ba339c03e2
4 changed files with 50 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
arch/mips/oprofile/op_model_mipsxx.c
View File

@ -114,11 +114,12 @@ static void mipsxx_cpu_stop(void *args)
}
}
static void mipsxx_perfcount_handler(struct pt_regs *regs)
static int mipsxx_perfcount_handler(struct pt_regs *regs)
{
unsigned int counters = op_model_mipsxx.num_counters;
unsigned int control;
unsigned int counter;
int handled = 0;
switch (counters) {
#define HANDLE_COUNTER(n) \
@ -129,12 +130,15 @@ static void mipsxx_perfcount_handler(struct pt_regs *regs)
(counter & M_COUNTER_OVERFLOW)) { \
oprofile_add_sample(regs, n); \
write_c0_perfcntr ## n(reg.counter[n]); \
handled = 1; \
}
HANDLE_COUNTER(3)
HANDLE_COUNTER(2)
HANDLE_COUNTER(1)
HANDLE_COUNTER(0)
}
return handled;
}
#define M_CONFIG1_PC (1 << 4)