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| author | Michael Neuling <mikey@neuling.org> | 2013-01-24 15:02:59 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-01-29 11:35:08 +1100 |
| commit | 4ae7ebe9522a9e3626e28b4d268dae712738573d (patch) | |
| tree | e71928a561fc2db543e88211b6b0747c10abb9cd /arch/powerpc/include/asm/hw_breakpoint.h | |
| parent | 05d694ea0daa2e442191a2128aaec78635823f08 (diff) | |
| download | op-kernel-dev-4ae7ebe9522a9e3626e28b4d268dae712738573d.zip op-kernel-dev-4ae7ebe9522a9e3626e28b4d268dae712738573d.tar.gz | |
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/asm/hw_breakpoint.h')
| -rw-r--r-- | arch/powerpc/include/asm/hw_breakpoint.h | 2 |
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 96437e5..eb0f4ac 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); |
