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Subject[PATCH -mm] swsusp: Use reasonable default for hibernation_mode
Date
From: Rafael J. Wysocki <rjw@sisk.pl>

Make sure that hibernation_mode is set to a reasonable value by default.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
---
kernel/power/disk.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
Index: linux-2.6.21/kernel/power/disk.c
===================================================================
--- linux-2.6.21.orig/kernel/power/disk.c 2007-05-06 14:40:12.000000000 +0200
+++ linux-2.6.21/kernel/power/disk.c 2007-05-08 22:12:02.000000000 +0200
@@ -30,8 +30,6 @@ char resume_file[256] = CONFIG_PM_STD_PA
dev_t swsusp_resume_device;
sector_t swsusp_resume_block;

-static int hibernation_mode;
-
enum {
HIBERNATION_INVALID,
HIBERNATION_PLATFORM,
@@ -45,6 +43,8 @@ enum {
#define HIBERNATION_MAX (__HIBERNATION_AFTER_LAST-1)
#define HIBERNATION_FIRST (HIBERNATION_INVALID + 1)

+static int hibernation_mode = HIBERNATION_SHUTDOWN;
+
struct hibernation_ops *hibernation_ops;

/**
@@ -60,6 +60,11 @@ void hibernation_set_ops(struct hibernat
}
mutex_lock(&pm_mutex);
hibernation_ops = ops;
+ if (ops)
+ hibernation_mode = HIBERNATION_PLATFORM;
+ else if (hibernation_mode == HIBERNATION_PLATFORM)
+ hibernation_mode = HIBERNATION_SHUTDOWN;
+
mutex_unlock(&pm_mutex);
}

-
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