summaryrefslogtreecommitdiff
path: root/arch/powerpc/include
diff options
context:
space:
mode:
authorMichael Neuling <mikey@neuling.org>2013-01-24 15:02:59 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2013-01-29 11:35:08 +1100
commit4ae7ebe9522a9e3626e28b4d268dae712738573d (patch)
treee71928a561fc2db543e88211b6b0747c10abb9cd /arch/powerpc/include
parent05d694ea0daa2e442191a2128aaec78635823f08 (diff)
powerpc: Change hardware breakpoint to allow longer ranges
Change the hardware breakpoint code so that we can support wider ranged breakpoints. This means both ptrace and perf hardware breakpoints can use upto 512 byte long breakpoints when using the DAWR and only 8 byte when using the DABR. Signed-off-by: Michael Neuling <mikey@neuling.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r--arch/powerpc/include/asm/hw_breakpoint.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/hw_breakpoint.h b/arch/powerpc/include/asm/hw_breakpoint.h
index 96437e5014e1..eb0f4ac75c4c 100644
--- a/arch/powerpc/include/asm/hw_breakpoint.h
+++ b/arch/powerpc/include/asm/hw_breakpoint.h
@@ -57,8 +57,6 @@ struct pmu;
struct perf_sample_data;
#define HW_BREAKPOINT_ALIGN 0x7
-/* Maximum permissible length of any HW Breakpoint */
-#define HW_BREAKPOINT_LEN 0x8
extern int hw_breakpoint_slots(int type);
extern int arch_bp_generic_fields(int type, int *gen_bp_type);