diff options
Diffstat (limited to 'kernel/power/snapshot.c')
| -rw-r--r-- | kernel/power/snapshot.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index b4a923e59bc5..72787f925630 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -33,7 +33,6 @@ #include "power.h" - #ifdef CONFIG_HIGHMEM struct highmem_page { char *data; @@ -88,12 +87,10 @@ static int save_highmem_zone(struct zone *zone) } return 0; } -#endif /* CONFIG_HIGHMEM */ static int save_highmem(void) { -#ifdef CONFIG_HIGHMEM struct zone *zone; int res = 0; @@ -104,13 +101,11 @@ static int save_highmem(void) if (res) return res; } -#endif return 0; } int restore_highmem(void) { -#ifdef CONFIG_HIGHMEM printk("swsusp: Restoring Highmem\n"); while (highmem_copy) { struct highmem_page *save = highmem_copy; @@ -123,9 +118,12 @@ int restore_highmem(void) free_page((long) save->data); kfree(save); } -#endif return 0; } +#else +static int save_highmem(void) { return 0; } +int restore_highmem(void) { return 0; } +#endif /* CONFIG_HIGHMEM */ static int pfn_is_nosave(unsigned long pfn) @@ -144,10 +142,10 @@ static int pfn_is_nosave(unsigned long pfn) * isn't part of a free chunk of pages. */ -static int saveable(struct zone * zone, unsigned long * zone_pfn) +static int saveable(struct zone *zone, unsigned long *zone_pfn) { unsigned long pfn = *zone_pfn + zone->zone_start_pfn; - struct page * page; + struct page *page; if (!pfn_valid(pfn)) return 0; @@ -201,7 +199,7 @@ static void copy_data_pages(struct pbe *pblist) SetPageNosaveFree(virt_to_page(p->address)); for (zone_pfn = 0; zone_pfn < zone->spanned_pages; ++zone_pfn) { if (saveable(zone, &zone_pfn)) { - struct page * page; + struct page *page; page = pfn_to_page(zone_pfn + zone->zone_start_pfn); BUG_ON(!pbe); pbe->orig_address = (unsigned long)page_address(page); @@ -295,7 +293,7 @@ static void *alloc_image_page(void) * On each page we set up a list of struct_pbe elements. */ -struct pbe * alloc_pagedir(unsigned nr_pages) +struct pbe *alloc_pagedir(unsigned nr_pages) { unsigned num; struct pbe *pblist, *pbe; @@ -304,12 +302,12 @@ struct pbe * alloc_pagedir(unsigned nr_pages) return NULL; pr_debug("alloc_pagedir(): nr_pages = %d\n", nr_pages); - pblist = (struct pbe *)alloc_image_page(); + pblist = alloc_image_page(); /* FIXME: rewrite this ugly loop */ for (pbe = pblist, num = PBES_PER_PAGE; pbe && num < nr_pages; pbe = pbe->next, num += PBES_PER_PAGE) { pbe += PB_PAGE_SKIP; - pbe->next = (struct pbe *)alloc_image_page(); + pbe->next = alloc_image_page(); } if (!pbe) { /* get_zeroed_page() failed */ free_pagedir(pblist); |