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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-03-16 11:42:02 +0100 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-04-14 15:04:43 +0200 |
| commit | d738ee8d56de38c91610741f672ec5c1ffae76fc (patch) | |
| tree | 79fa84d930a84cea7357e51700a3fa1695033f01 /arch/powerpc/kernel | |
| parent | powerpc/64e/interrupt: Use new interrupt context tracking scheme (diff) | |
| download | linux-d738ee8d56de38c91610741f672ec5c1ffae76fc.tar.xz linux-d738ee8d56de38c91610741f672ec5c1ffae76fc.zip | |
powerpc/64e/interrupt: handle bad_page_fault in C
With non-volatile registers saved on interrupt, bad_page_fault
can now be called by do_page_fault.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210316104206.407354-9-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/kernel')
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64e.S | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/exceptions-64e.S b/arch/powerpc/kernel/exceptions-64e.S index 3c222a97f023..7c3654b0d0f4 100644 --- a/arch/powerpc/kernel/exceptions-64e.S +++ b/arch/powerpc/kernel/exceptions-64e.S @@ -937,12 +937,6 @@ storage_fault_common: ld r14,PACA_EXGEN+EX_R14(r13) ld r15,PACA_EXGEN+EX_R15(r13) bl do_page_fault - cmpdi r3,0 - bne- 1f - b interrupt_return - mr r4,r3 - addi r3,r1,STACK_FRAME_OVERHEAD - bl __bad_page_fault b interrupt_return /* |