On Wednesday, January 12, 2011, Randy Dunlap wrote:
> From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
>
> Fix build error when CONFIG_ACPI is not enabled:
>
> arch/x86/kernel/e820.c:734: error:implicit declaration of function 'suspend_nvs_register'
>
> Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
> ---
> include/linux/acpi.h | 5 +++++
> 1 file changed, 5 insertions(+)
>
> --- linux-next-20110112.orig/include/linux/acpi.h
> +++ linux-next-20110112/include/linux/acpi.h
> @@ -360,5 +360,10 @@ static inline int acpi_table_parse(char
> {
> return -1;
> }
> +
> +static inline int suspend_nvs_register(unsigned long a, unsigned long b)
> +{
> + return 0;
> +}
> #endif /* !CONFIG_ACPI */
> #endif /*_LINUX_ACPI_H*/
I'd prefer the appended patch (it also should fix the problem indicated by Jiri).
Does it work for you?
Rafael
---
drivers/acpi/internal.h | 2 +-
include/linux/acpi.h | 19 ++++++++++---------
2 files changed, 11 insertions(+), 10 deletions(-)
Index: linux-2.6/drivers/acpi/internal.h
===================================================================
--- linux-2.6.orig/drivers/acpi/internal.h
+++ linux-2.6/drivers/acpi/internal.h
@@ -91,7 +91,7 @@ void suspend_nvs_restore(void);
static inline int acpi_sleep_proc_init(void) { return 0; }
static inline int suspend_nvs_alloc(void) { return 0; }
static inline void suspend_nvs_free(void) {}
-static inline int suspend_nvs_save(void) {}
+static inline int suspend_nvs_save(void) { return 0; }
static inline void suspend_nvs_restore(void) {}
#endif
Index: linux-2.6/include/linux/acpi.h
===================================================================
--- linux-2.6.orig/include/linux/acpi.h
+++ linux-2.6/include/linux/acpi.h
@@ -254,15 +254,6 @@ void __init acpi_old_suspend_ordering(vo
void __init acpi_nvs_nosave(void);
#endif /* CONFIG_PM_SLEEP */
-#ifdef CONFIG_ACPI_SLEEP
-int suspend_nvs_register(unsigned long start, unsigned long size);
-#else
-static inline int suspend_nvs_register(unsigned long a, unsigned long b)
-{
- return 0;
-}
-#endif
-
struct acpi_osc_context {
char *uuid_str; /* uuid string */
int rev;
@@ -361,4 +352,14 @@ static inline int acpi_table_parse(char
return -1;
}
#endif /* !CONFIG_ACPI */
+
+#ifdef CONFIG_ACPI_SLEEP
+int suspend_nvs_register(unsigned long start, unsigned long size);
+#else
+static inline int suspend_nvs_register(unsigned long a, unsigned long b)
+{
+ return 0;
+}
+#endif
+
#endif /*_LINUX_ACPI_H*/
--
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