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-rw-r--r--arch/s390/power/suspend.c40
1 files changed, 0 insertions, 40 deletions
diff --git a/arch/s390/power/suspend.c b/arch/s390/power/suspend.c
deleted file mode 100644
index b3351eceebbe..000000000000
--- a/arch/s390/power/suspend.c
+++ /dev/null
@@ -1,40 +0,0 @@
1/*
2 * Suspend support specific for s390.
3 *
4 * Copyright IBM Corp. 2009
5 *
6 * Author(s): Hans-Joachim Picht <hans@linux.vnet.ibm.com>
7 */
8
9#include <linux/mm.h>
10#include <linux/suspend.h>
11#include <linux/reboot.h>
12#include <linux/pfn.h>
13#include <asm/sections.h>
14#include <asm/ipl.h>
15
16/*
17 * References to section boundaries
18 */
19extern const void __nosave_begin, __nosave_end;
20
21/*
22 * check if given pfn is in the 'nosave' or in the read only NSS section
23 */
24int pfn_is_nosave(unsigned long pfn)
25{
26 unsigned long nosave_begin_pfn = __pa(&__nosave_begin) >> PAGE_SHIFT;
27 unsigned long nosave_end_pfn = PAGE_ALIGN(__pa(&__nosave_end))
28 >> PAGE_SHIFT;
29 unsigned long eshared_pfn = PFN_DOWN(__pa(&_eshared)) - 1;
30 unsigned long stext_pfn = PFN_DOWN(__pa(&_stext));
31
32 if (pfn >= nosave_begin_pfn && pfn < nosave_end_pfn)
33 return 1;
34 if (pfn >= stext_pfn && pfn <= eshared_pfn) {
35 if (ipl_info.type == IPL_TYPE_NSS)
36 return 1;
37 } else if ((tprot(pfn * PAGE_SIZE) && pfn > 0))
38 return 1;
39 return 0;
40}