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| author |  Christophe Leroy <christophe.leroy@csgroup.eu>
| 2021-03-12 12:50:38 +0000 |
|---|---|---|
| committer |  Michael Ellerman <mpe@ellerman.id.au>
| 2021-03-29 13:22:08 +1100 |
| commit | 719e7e212c7e637a795f130dbdd5db6c291e463f (patch) | |
| tree | fb1aec6ca4bfe5d6e3481f30f749f20e67f30199 /arch/powerpc/kernel/head_fsl_booke.S | |
| parent | powerpc/32: Call bad_page_fault() from do_page_fault() (diff) | |
| download | linux-719e7e212c7e637a795f130dbdd5db6c291e463f.tar.gz linux-719e7e212c7e637a795f130dbdd5db6c291e463f.tar.bz2 linux-719e7e212c7e637a795f130dbdd5db6c291e463f.zip | |
powerpc/32: Save trap number on stack in exception prolog
Saving the trap number into the stack goes into
the exception prolog, as EXC_XFER_xxx will soon disappear.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/2ac7a0c9cde2ec2b23cd79e3a54cfedd816a91ae.1615552867.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/head_fsl_booke.S')
| -rw-r--r-- | arch/powerpc/kernel/head_fsl_booke.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 72e9aa45b99b..bf2730b4e43b 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -363,7 +363,7 @@ interrupt_base: /* Data Storage Interrupt */ START_EXCEPTION(DataStorage) - NORMAL_EXCEPTION_PROLOG(DATA_STORAGE) + NORMAL_EXCEPTION_PROLOG(0x300, DATA_STORAGE) mfspr r5,SPRN_ESR /* Grab the ESR, save it */ stw r5,_ESR(r11) mfspr r4,SPRN_DEAR /* Grab the DEAR, save it */ @@ -613,7 +613,7 @@ END_BTB_FLUSH_SECTION #ifdef CONFIG_SPE /* SPE Unavailable */ START_EXCEPTION(SPEUnavailable) - NORMAL_EXCEPTION_PROLOG(SPE_UNAVAIL) + NORMAL_EXCEPTION_PROLOG(0x2010, SPE_UNAVAIL) beq 1f bl load_up_spe b fast_exception_return |