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| author | Nicholas Piggin <npiggin@gmail.com> | 2019-06-28 15:33:30 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2019-07-02 21:39:49 +1000 |
| commit | 904f81f3f36d84a4d26c712a9c7741a397a4f348 (patch) | |
| tree | 8eaf03125bc0047f6758948fd40813c92bd3e8f0 | |
| parent | 02a1258154eec78783bd7e90d4ee1361c853db66 (diff) | |
powerpc/64s/exception: denorm handler use standard scratch save macro
Although the 0x1500 interrupt only applies to bare metal, it is better
to just use the standard macro for scratch save.
Runtime code path remains unchanged (due to instruction patching).
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
| -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 a39d5b47acbc..836cf36df475 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1925,7 +1925,7 @@ EXC_REAL_NONE(0x1400, 0x100) EXC_VIRT_NONE(0x5400, 0x100) EXC_REAL_BEGIN(denorm_exception_hv, 0x1500, 0x100) - mtspr SPRN_SPRG_HSCRATCH0,r13 + SET_SCRATCH0(r13) EXCEPTION_PROLOG_0 PACA_EXGEN EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 0, 0x1500, 0, 0, 0 |