Messages in this thread | | | Subject | Re: [PATCH v4 14/23] powerpc/syscall: Save r3 in regs->orig_r3 | From | Christophe Leroy <> | Date | Mon, 8 Feb 2021 18:47:00 +0100 |
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Le 26/01/2021 à 11:18, Nicholas Piggin a écrit : > Excerpts from Christophe Leroy's message of January 26, 2021 12:48 am: >> Save r3 in regs->orig_r3 in system_call_exception() >> >> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu> >> --- >> arch/powerpc/kernel/entry_64.S | 1 - >> arch/powerpc/kernel/syscall.c | 2 ++ >> 2 files changed, 2 insertions(+), 1 deletion(-) >> >> diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S >> index aa1af139d947..a562a4240aa6 100644 >> --- a/arch/powerpc/kernel/entry_64.S >> +++ b/arch/powerpc/kernel/entry_64.S >> @@ -278,7 +278,6 @@ END_BTB_FLUSH_SECTION >> std r10,_LINK(r1) >> std r11,_TRAP(r1) >> std r12,_CCR(r1) >> - std r3,ORIG_GPR3(r1) >> addi r10,r1,STACK_FRAME_OVERHEAD >> ld r11,exception_marker@toc(r2) >> std r11,-16(r10) /* "regshere" marker */ > > This misses system_call_vectored.
Oops yes, this patch was cooked before SCV where introduced. Fixes in v5.
Thanks Christophe
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