diff options
| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2021-03-12 12:50:30 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2021-03-29 13:22:06 +1100 |
| commit | 8f844c06f460687b028c675c3fa68f8e735aeb8c (patch) | |
| tree | 944a35df7a5afd5cd7eaa07868a9361c14ddc525 /arch/powerpc/kernel/head_8xx.S | |
| parent | dc13b889b586f499cc87eb2b0b7e901778b3b5cf (diff) | |
powerpc/32: Provide a name to exception prolog continuation in virtual mode
Now that the prolog continuation is separated in .text, give it a name
and mark it _ASM_NOKPROBE_SYMBOL.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/d96374218815a6627e1e922ab2aba994050fb87a.1615552867.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/head_8xx.S')
| -rw-r--r-- | arch/powerpc/kernel/head_8xx.S | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index d16d0ec71bb2..932702a38234 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -122,7 +122,7 @@ instruction_counter: /* Machine check */ START_EXCEPTION(0x200, MachineCheck) - EXCEPTION_PROLOG handle_dar_dsisr=1 + EXCEPTION_PROLOG MachineCheck handle_dar_dsisr=1 addi r3,r1,STACK_FRAME_OVERHEAD EXC_XFER_STD(0x200, machine_check_exception) @@ -131,7 +131,7 @@ instruction_counter: /* Alignment exception */ START_EXCEPTION(0x600, Alignment) - EXCEPTION_PROLOG handle_dar_dsisr=1 + EXCEPTION_PROLOG Alignment handle_dar_dsisr=1 addi r3,r1,STACK_FRAME_OVERHEAD EXC_XFER_STD(0x600, alignment_exception) @@ -294,7 +294,7 @@ instruction_counter: * addresses. There is nothing to do but handle a big time error fault. */ START_EXCEPTION(0x1300, InstructionTLBError) - EXCEPTION_PROLOG + EXCEPTION_PROLOG InstructionTLBError andis. r5,r9,DSISR_SRR1_MATCH_32S@h /* Filter relevant SRR1 bits */ andis. r10,r9,SRR1_ISI_NOPT@h beq+ .Litlbie @@ -316,7 +316,7 @@ instruction_counter: beq- cr1, FixupDAR /* must be a buggy dcbX, icbi insn. */ DARFixed:/* Return from dcbx instruction bug workaround */ EXCEPTION_PROLOG_1 - EXCEPTION_PROLOG_2 handle_dar_dsisr=1 + EXCEPTION_PROLOG_2 DataTLBError handle_dar_dsisr=1 lwz r4, _DAR(r11) lwz r5, _DSISR(r11) andis. r10,r5,DSISR_NOHPTE@h @@ -347,7 +347,7 @@ DARFixed:/* Return from dcbx instruction bug workaround */ rfi 1: EXCEPTION_PROLOG_1 - EXCEPTION_PROLOG_2 handle_dar_dsisr=1 + EXCEPTION_PROLOG_2 DataBreakpoint handle_dar_dsisr=1 addi r3,r1,STACK_FRAME_OVERHEAD mfspr r4,SPRN_BAR stw r4,_DAR(r11) |