Commit 3ce4b1f1 authored by Uros Bizjak's avatar Uros Bizjak Committed by Ingo Molnar
Browse files

x86/asm: Rename rep_nop() to native_pause() 



Rename rep_nop() function to what it really does.

No functional change intended.

Suggested-by: default avatarDavid Laight <david.laight.linux@gmail.com>
Signed-off-by: default avatarUros Bizjak <ubizjak@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Link: https://lore.kernel.org/r/20250418080805.83679-1-ubizjak@gmail.com
parent d109ff4f

arch/x86/include/asm/vdso/processor.h

+2 −2
Original line number Diff line number Diff line
@@ -8,14 +8,14 @@ 
#ifndef __ASSEMBLER__



/* PAUSE is a good thing to insert into busy-wait loops. */

static __always_inline void rep_nop(void)

static __always_inline void native_pause(void)

{

	asm volatile("pause" ::: "memory");

}



static __always_inline void cpu_relax(void)

{

	rep_nop();

	native_pause();

}



struct getcpu_cache;

arch/x86/kernel/apic/io_apic.c

+1 −1
Original line number Diff line number Diff line
@@ -1486,7 +1486,7 @@ static void __init delay_with_tsc(void) 
	 * 1 GHz == 40 jiffies

	 */

	do {

		rep_nop();

		native_pause();

		now = rdtsc();

	} while ((now - start) < 40000000000ULL / HZ &&	time_before_eq(jiffies, end));

}

arch/x86/lib/delay.c

+1 −1
Original line number Diff line number Diff line
@@ -75,7 +75,7 @@ static void delay_tsc(u64 cycles) 


		/* Allow RT tasks to run */

		preempt_enable();

		rep_nop();

		native_pause();

		preempt_disable();



		/*