[tip: x86/cleanups] x86/acpi: Remove unused extern declaration acpi_copy_wakeup_routine()

[tip-bot2 for YueHaibing]

The following commit has been merged into the x86/cleanups branch of tip:

Commit-ID:     b360cbd254fde61cb500a4a3ca2e65dff3dfa039
Gitweb:        https://git.kernel.org/tip/b360cbd254fde61cb500a4a3ca2e65dff3dfa039
Author:        YueHaibing <yuehaibing@xxxxxxxxxx>
AuthorDate:    Tue, 20 Jun 2023 17:45:19 +08:00
Committer:     Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
CommitterDate: Wed, 21 Jun 2023 10:57:54 -07:00

x86/acpi: Remove unused extern declaration acpi_copy_wakeup_routine()

This is now unused, so can be removed.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Signed-off-by: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
Link: https://lore.kernel.org/all/20230620094519.15300-1-yuehaibing%40huawei.com
---
 arch/x86/kernel/acpi/sleep.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/kernel/acpi/sleep.h b/arch/x86/kernel/acpi/sleep.h
index 171a40c..054c15a 100644
--- a/arch/x86/kernel/acpi/sleep.h
+++ b/arch/x86/kernel/acpi/sleep.h
@@ -12,7 +12,6 @@ extern int wakeup_pmode_return;
 
 extern u8 wake_sleep_flags;
 
-extern unsigned long acpi_copy_wakeup_routine(unsigned long);
 extern void wakeup_long64(void);
 
 extern void do_suspend_lowlevel(void);