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

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

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>-
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2014-04-11 11:45:40 +02:00 committed by Martin Schwidefsky
parent 6c8cd5bbda
commit 71c40f7f8f
1 changed files with 0 additions and 10 deletions
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10
arch/s390/mm/page-states.c
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@ -12,8 +12,6 @@
#include <linux/mm.h> #include <linux/mm.h>
#include <linux/gfp.h> #include <linux/gfp.h>
#include <linux/init.h> #include <linux/init.h>
#include <asm/setup.h>
#include <asm/ipl.h>
#define ESSA_SET_STABLE 1 #define ESSA_SET_STABLE 1
#define ESSA_SET_UNUSED 2 #define ESSA_SET_UNUSED 2
@ -43,14 +41,6 @@ void __init cmma_init(void)
if (!cmma_flag) if (!cmma_flag)
return; 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( asm volatile(
" .insn rrf,0xb9ab0000,%1,%1,0,0\n" " .insn rrf,0xb9ab0000,%1,%1,0,0\n"
"0: la %0,0\n" "0: la %0,0\n"