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Commit 6966727d authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
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[S390] kexec: Disable ftrace during kexec 



Disable ftrace during kexec. Same as on x86/powerpc.
ac4414e4 "powerpc/kdump: Disable ftrace during kexec".

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent d7b081ac

arch/s390/kernel/machine_kexec.c

+2 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
#include <linux/kexec.h>

#include <linux/delay.h>

#include <linux/reboot.h>

#include <linux/ftrace.h>

#include <asm/cio.h>

#include <asm/setup.h>

#include <asm/pgtable.h>
@@ -71,6 +72,7 @@ static void __machine_kexec(void *data) 


void machine_kexec(struct kimage *image)

{

	tracer_disable();

	smp_send_stop();

	smp_switch_to_ipl_cpu(__machine_kexec, image);

}