Commit 71c40f7f authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

s390/cmma: remove "cmma disable" code in case of dump again 



This is not necessary anymore, since the offending code is gone with
the conversion to the memblock code.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com&gt;->
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 6c8cd5bb

arch/s390/mm/page-states.c

+0 −10
Original line number Diff line number Diff line
@@ -12,8 +12,6 @@ 
#include <linux/mm.h>

#include <linux/gfp.h>

#include <linux/init.h>

#include <asm/setup.h>

#include <asm/ipl.h>



#define ESSA_SET_STABLE		1

#define ESSA_SET_UNUSED		2
@@ -43,14 +41,6 @@ void __init cmma_init(void) 


	if (!cmma_flag)

		return;

	/*

	 * Disable CMM for dump, otherwise  the tprot based memory

	 * detection can fail because of unstable pages.

	 */

	if (OLDMEM_BASE || ipl_info.type == IPL_TYPE_FCP_DUMP) {

		cmma_flag = 0;

		return;

	}

	asm volatile(

		"       .insn rrf,0xb9ab0000,%1,%1,0,0\n"

		"0:     la      %0,0\n"