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x86/entry/64: Remove error code clearing from #DB and #MCE ASM stub

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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
This commit is contained in:
Thomas Gleixner 2020-02-25 23:33:27 +01:00
parent 2bbc68f837
commit df7ccaffd2
1 changed files with 0 additions and 1 deletions
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arch/x86/entry/entry_64.S
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@ -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)