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hibernation: constify platform_hibernation_ops 

Patch against mainline.

Changes since v1: added one hunk; no longer adding "const" qualifier to
pointers in platform_hibernation_ops after seeing
b4144e4f6e.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Lionel Debroux 2010-11-09 21:48:49 +01:00 коммит произвёл Jiri Kosina
Родитель c996d8b9a8
Коммит 073ef1f6e5
3 изменённых файлов: 6 добавлений и 6 удалений
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4
drivers/acpi/sleep.c
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@ -498,7 +498,7 @@ static void acpi_pm_thaw(void)
acpi_enable_all_runtime_gpes();
}
static struct platform_hibernation_ops acpi_hibernation_ops = {
static const struct platform_hibernation_ops acpi_hibernation_ops = {
.begin = acpi_hibernation_begin,
.end = acpi_pm_end,
.pre_snapshot = acpi_pm_prepare,
@ -541,7 +541,7 @@ static int acpi_hibernation_begin_old(void)
* The following callbacks are used if the pre-ACPI 2.0 suspend ordering has
* been requested.
*/
static struct platform_hibernation_ops acpi_hibernation_ops_old = {
static const struct platform_hibernation_ops acpi_hibernation_ops_old = {
.begin = acpi_hibernation_begin_old,
.end = acpi_pm_end,
.pre_snapshot = acpi_pm_pre_suspend,

4
include/linux/suspend.h
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@ -245,7 +245,7 @@ extern void swsusp_set_page_free(struct page *);
extern void swsusp_unset_page_free(struct page *);
extern unsigned long get_safe_page(gfp_t gfp_mask);
extern void hibernation_set_ops(struct platform_hibernation_ops *ops);
extern void hibernation_set_ops(const struct platform_hibernation_ops *ops);
extern int hibernate(void);
extern bool system_entering_hibernation(void);
#else /* CONFIG_HIBERNATION */
@ -253,7 +253,7 @@ static inline int swsusp_page_is_forbidden(struct page *p) { return 0; }
static inline void swsusp_set_page_free(struct page *p) {}
static inline void swsusp_unset_page_free(struct page *p) {}
static inline void hibernation_set_ops(struct platform_hibernation_ops *ops) {}
static inline void hibernation_set_ops(const struct platform_hibernation_ops *ops) {}
static inline int hibernate(void) { return -ENOSYS; }
static inline bool system_entering_hibernation(void) { return false; }
#endif /* CONFIG_HIBERNATION */

4
kernel/power/hibernate.c
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@ -51,14 +51,14 @@ enum {
static int hibernation_mode = HIBERNATION_SHUTDOWN;
static struct platform_hibernation_ops *hibernation_ops;
static const struct platform_hibernation_ops *hibernation_ops;
/**
* hibernation_set_ops - set the global hibernate operations
* @ops: the hibernation operations to use in subsequent hibernation transitions
*/
void hibernation_set_ops(struct platform_hibernation_ops *ops)
void hibernation_set_ops(const struct platform_hibernation_ops *ops)
{
if (ops && !(ops->begin && ops->end && ops->pre_snapshot
&& ops->prepare && ops->finish && ops->enter && ops->pre_restore