diff mbox series

[v2,20/44] powerpc/64s/exception: Fix performance monitor virt handler

Message ID 20190802105709.27696-21-npiggin@gmail.com (mailing list archive)
State Accepted
Commit 9a7a0773d7d2fd1e4c581f42ad75de7872a174dc
Headers show
Series powerpc/64s/exception: cleanup and macrofiy, | expand

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snowpatch_ozlabs/apply_patch success Successfully applied on branch next (f3365d1a959d5c6527efe3d38276acc9b58e3f3f)
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Commit Message

Nicholas Piggin Aug. 2, 2019, 10:56 a.m. UTC 
The perf virt handler uses EXCEPTION_PROLOG_2_REAL rather than _VIRT.
In practice this is okay because the _REAL variant is usable by virt
mode interrupts, but should be fixed (and is a performance win).

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/kernel/exceptions-64s.S | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 60969992e9e0..723c37f3da17 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -750,7 +750,7 @@  END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP)
 #define __TRAMP_VIRT_OOL_MASKABLE(name, realvec, bitmask)		\
 	TRAMP_VIRT_BEGIN(tramp_virt_##name);				\
 	EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 0, realvec, 0, 0, bitmask ; \
-	EXCEPTION_PROLOG_2_REAL name##_common, EXC_STD, 1
+	EXCEPTION_PROLOG_2_VIRT name##_common, EXC_STD
 
 #define EXC_VIRT_OOL_MASKABLE(name, start, size, realvec, bitmask)	\
 	__EXC_VIRT_OOL_MASKABLE(name, start, size);			\