[patch V2 02/17] x86/entry/64: Remove pointless jump in paranoid_exit

Thomas Gleixner
2019-10-23T12:27:07Z

Jump directly to restore_regs_and_return_to_kernel instead of making
a pointless extra jump through .Lparanoid_exit_restore

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
arch/x86/entry/entry_64.S | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -1272,12 +1272,11 @@ ENTRY(paranoid_exit)
/* Always restore stashed CR3 value (see paranoid_entry) */
RESTORE_CR3 scratch_reg=%rbx save_reg=%r14
SWAPGS_UNSAFE_STACK
- jmp .Lparanoid_exit_restore
+ jmp restore_regs_and_return_to_kernel
.Lparanoid_exit_no_swapgs:
TRACE_IRQS_IRETQ_DEBUG
/* Always restore stashed CR3 value (see paranoid_entry) */
RESTORE_CR3 scratch_reg=%rbx save_reg=%r14
-.Lparanoid_exit_restore:
jmp restore_regs_and_return_to_kernel
END(paranoid_exit)