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| author | Michael Ellerman <mpe@ellerman.id.au> | 2017-02-18 13:37:14 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-02-18 13:37:14 +0300 |
| commit | 6c8f9ad566ddc63da5da84c3c9e6c1bb0434c64f (patch) | |
| tree | 1ba41dcec5d5a3a7fff8643d5d28fe24bfc50798 /arch/powerpc/kernel/hw_breakpoint.c | |
| parent | d11914b21c4c21a294fe8937d66c1a192caa3cad (diff) | |
| parent | 75b824727680a9d12c34d78096a5ac642e53f5d0 (diff) | |
| download | linux-6c8f9ad566ddc63da5da84c3c9e6c1bb0434c64f.tar.xz | |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/scottwood/linux into next
Freescale updates from Scott:
"Highlights include 8xx breakpoints and perf, t1042rdb display support,
and board updates."
Diffstat (limited to 'arch/powerpc/kernel/hw_breakpoint.c')
| -rw-r--r-- | arch/powerpc/kernel/hw_breakpoint.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c index 53cc9270aac8..53b9c1dfd7d9 100644 --- a/arch/powerpc/kernel/hw_breakpoint.c +++ b/arch/powerpc/kernel/hw_breakpoint.c @@ -211,9 +211,11 @@ int hw_breakpoint_handler(struct die_args *args) int rc = NOTIFY_STOP; struct perf_event *bp; struct pt_regs *regs = args->regs; +#ifndef CONFIG_PPC_8xx int stepped = 1; - struct arch_hw_breakpoint *info; unsigned int instr; +#endif + struct arch_hw_breakpoint *info; unsigned long dar = regs->dar; /* Disable breakpoints during exception handling */ @@ -257,6 +259,7 @@ int hw_breakpoint_handler(struct die_args *args) (dar - bp->attr.bp_addr < bp->attr.bp_len))) info->type |= HW_BRK_TYPE_EXTRANEOUS_IRQ; +#ifndef CONFIG_PPC_8xx /* Do not emulate user-space instructions, instead single-step them */ if (user_mode(regs)) { current->thread.last_hit_ubp = bp; @@ -280,6 +283,7 @@ int hw_breakpoint_handler(struct die_args *args) perf_event_disable_inatomic(bp); goto out; } +#endif /* * As a policy, the callback is invoked in a 'trigger-after-execute' * fashion |