diff options
Diffstat (limited to 'arch/s390/power/suspend.c')
-rw-r--r-- | arch/s390/power/suspend.c | 40 |
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 | */ | ||
19 | extern 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 | */ | ||
24 | int 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 | } | ||