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Subject[tip: x86/entry] x86/entry/64: Simplify idtentry_body
The following commit has been merged into the x86/entry branch of tip:

Commit-ID: 8518ad5d38056deee232b186533a18e7722ad3ad
Gitweb: https://git.kernel.org/tip/8518ad5d38056deee232b186533a18e7722ad3ad
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Thu, 21 May 2020 22:05:27 +02:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Tue, 26 May 2020 19:06:28 +02:00

x86/entry/64: Simplify idtentry_body

All C functions which do not have an error code have been converted to the
new IDTENTRY interface which does not expect an error code in the
arguments. Spare the XORL.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20200521202118.145811853@linutronix.de
---
arch/x86/entry/entry_64.S | 2 --
1 file changed, 2 deletions(-)

diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index dadb37d..b70c778 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -531,8 +531,6 @@ SYM_CODE_END(spurious_entries_start)
.if \has_error_code == 1
movq ORIG_RAX(%rsp), %rsi /* get error code into 2nd argument*/
movq $-1, ORIG_RAX(%rsp) /* no syscall to restart */
- .else
- xorl %esi, %esi /* Clear the error code */
.endif

.if \vector == X86_TRAP_PF
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