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| author | Nicholas Piggin <npiggin@gmail.com> | 2019-08-02 12:56:45 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-08-30 02:32:36 +0200 |
| commit | 9a7a0773d7d2fd1e4c581f42ad75de7872a174dc (patch) | |
| tree | 1dbd2fecf4e769f4a93022084882d42e6d926db6 /arch/powerpc/kernel/exceptions-64s.S | |
| parent | powerpc/64s/exception: Add EXC_HV_OR_STD, which selects HSRR if HVMODE (diff) | |
| download | linux-9a7a0773d7d2fd1e4c581f42ad75de7872a174dc.tar.xz linux-9a7a0773d7d2fd1e4c581f42ad75de7872a174dc.zip | |
powerpc/64s/exception: Fix performance monitor virt handler
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>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190802105709.27696-21-npiggin@gmail.com
Diffstat (limited to '')
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64s.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 33bd99116ae4..4b685d894ba1 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); \ |