diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2020-02-25 23:33:27 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-06-11 15:15:00 +0200 |
| commit | df7ccaffd2035ebd4bfbb2d980e5817c31f4a891 (patch) | |
| tree | b8fac73d8ed117474f2a0f69f4b2f8b2b1b71481 /arch/x86/entry/entry_64.S | |
| parent | 2bbc68f8373c0631ebf137f376fbea00e8086be7 (diff) | |
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
Diffstat (limited to 'arch/x86/entry/entry_64.S')
| -rw-r--r-- | arch/x86/entry/entry_64.S | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index f47629a7f8e6..eeb428582d3d 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) |