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authorChristophe Leroy <christophe.leroy@c-s.fr>2016-11-29 09:52:13 +0100
committerScott Wood <oss@buserror.net>2017-01-25 02:43:56 -0600
commitfa769d3f58e6b0db4ed9f5f05ef1f251692f90c6 (patch)
tree756702ca9d8bf135aa42eadbd512675f0d0b1c04 /arch/powerpc
parentfdc8c4adb6a465b5873df97fcbd1cb332ade019b (diff)
downloadop-kernel-dev-fa769d3f58e6b0db4ed9f5f05ef1f251692f90c6.zip
op-kernel-dev-fa769d3f58e6b0db4ed9f5f05ef1f251692f90c6.tar.gz
powerpc/32: Enable HW_BREAKPOINT on BOOK3S
BOOK3S also has DABR register and capability to handle data breakpoints, so this patch enable it on all BOOK3S, not only 64 bits. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Signed-off-by: Scott Wood <oss@buserror.net>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/include/asm/processor.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index a8ee573..1971ed4 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -113,7 +113,7 @@ config PPC
select HAVE_PERF_REGS
select HAVE_PERF_USER_STACK_DUMP
select HAVE_REGS_AND_STACK_ACCESS_API
- select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64
+ select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S
select ARCH_WANT_IPC_PARSE_VERSION
select SPARSE_IRQ
select IRQ_DOMAIN
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 1ba8144..2053a4b 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -225,6 +225,7 @@ struct thread_struct {
#ifdef CONFIG_PPC64
unsigned long start_tb; /* Start purr when proc switched in */
unsigned long accum_tb; /* Total accumulated purr for process */
+#endif
#ifdef CONFIG_HAVE_HW_BREAKPOINT
struct perf_event *ptrace_bps[HBP_NUM];
/*
@@ -233,7 +234,6 @@ struct thread_struct {
*/
struct perf_event *last_hit_ubp;
#endif /* CONFIG_HAVE_HW_BREAKPOINT */
-#endif
struct arch_hw_breakpoint hw_brk; /* info on the hardware breakpoint */
unsigned long trap_nr; /* last trap # on this thread */
u8 load_fp;
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