[5/5] powerpc/mm: The 8xx doesn't call do_page_fault() for breakpoints

Submitted by Christophe Leroy on April 19, 2017, 12:56 p.m.

Details

Message ID ca402117164de975e3836a2899c648f50430e789.1492606298.git.christophe.leroy@c-s.fr
State New
Headers show

Commit Message

Christophe Leroy April 19, 2017, 12:56 p.m.
The 8xx has a dedicated exception for breakpoints, that directly
calls do_break()

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
 arch/powerpc/mm/fault.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 8d1639eee3af..400f2d0d42f8 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -251,7 +251,7 @@  int do_page_fault(struct pt_regs *regs, unsigned long address,
 	}
 
 #if !(defined(CONFIG_4xx) || defined(CONFIG_BOOKE) || \
-			     defined(CONFIG_PPC_BOOK3S_64))
+      defined(CONFIG_PPC_BOOK3S_64) || defined(CONFIG_PPC_8xx))
   	if (error_code & DSISR_DABRMATCH) {
 		/* breakpoint match */
 		do_break(regs, address, error_code);