| Date | Tue, 19 May 2020 19:58:20 -0000 | From | "tip-bot2 for Thomas Gleixner" <> | Subject | [tip: x86/entry] x86/entry/64: Remove error code clearing from #DB and #MCE ASM stub |
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The following commit has been merged into the x86/entry branch of tip:
Commit-ID: f951cbcf04fc9c09feaa88791ad1e0d5f9f0f000 Gitweb: https://git.kernel.org/tip/f951cbcf04fc9c09feaa88791ad1e0d5f9f0f000 Author: Thomas Gleixner <tglx@linutronix.de> AuthorDate: Tue, 25 Feb 2020 23:33:27 +01:00 Committer: Thomas Gleixner <tglx@linutronix.de> CommitterDate: Tue, 19 May 2020 16:04:11 +02:00
x86/entry/64: Remove error code clearing from #DB and #MCE ASM stub
The C entry points do not expect an error code.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com> Acked-by: Peter Zijlstra <peterz@infradead.org> Acked-by: Andy Lutomirski <luto@kernel.org> Link: https://lkml.kernel.org/r/20200505135314.992621707@linutronix.de
--- arch/x86/entry/entry_64.S | 1 - 1 file changed, 1 deletion(-)
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index f47629a..eeb4285 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -642,7 +642,6 @@ SYM_CODE_START(\asmsym) .endif movq %rsp, %rdi /* pt_regs pointer */ - xorl %esi, %esi /* Clear the error code */ .if \vector == X86_TRAP_DB subq $DB_STACK_OFFSET, CPU_TSS_IST(IST_INDEX_DB)
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