diff options
Diffstat (limited to 'kernel/power')
-rw-r--r-- | kernel/power/console.c | 4 | ||||
-rw-r--r-- | kernel/power/power.h | 16 | ||||
-rw-r--r-- | kernel/power/swsusp.c | 6 |
3 files changed, 5 insertions, 21 deletions
diff --git a/kernel/power/console.c b/kernel/power/console.c index 579d239d129f..623786d44159 100644 --- a/kernel/power/console.c +++ b/kernel/power/console.c | |||
@@ -9,7 +9,9 @@ | |||
9 | #include <linux/console.h> | 9 | #include <linux/console.h> |
10 | #include "power.h" | 10 | #include "power.h" |
11 | 11 | ||
12 | #ifdef SUSPEND_CONSOLE | 12 | #if defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) |
13 | #define SUSPEND_CONSOLE (MAX_NR_CONSOLES-1) | ||
14 | |||
13 | static int orig_fgconsole, orig_kmsg; | 15 | static int orig_fgconsole, orig_kmsg; |
14 | 16 | ||
15 | int pm_prepare_console(void) | 17 | int pm_prepare_console(void) |
diff --git a/kernel/power/power.h b/kernel/power/power.h index d8f0d1a76bae..388dba680841 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h | |||
@@ -1,14 +1,6 @@ | |||
1 | #include <linux/suspend.h> | 1 | #include <linux/suspend.h> |
2 | #include <linux/utsname.h> | 2 | #include <linux/utsname.h> |
3 | 3 | ||
4 | /* With SUSPEND_CONSOLE defined suspend looks *really* cool, but | ||
5 | we probably do not take enough locks for switching consoles, etc, | ||
6 | so bad things might happen. | ||
7 | */ | ||
8 | #if defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) | ||
9 | #define SUSPEND_CONSOLE (MAX_NR_CONSOLES-1) | ||
10 | #endif | ||
11 | |||
12 | struct swsusp_info { | 4 | struct swsusp_info { |
13 | struct new_utsname uts; | 5 | struct new_utsname uts; |
14 | u32 version_code; | 6 | u32 version_code; |
@@ -42,14 +34,6 @@ static struct subsys_attribute _name##_attr = { \ | |||
42 | 34 | ||
43 | extern struct subsystem power_subsys; | 35 | extern struct subsystem power_subsys; |
44 | 36 | ||
45 | #ifdef SUSPEND_CONSOLE | ||
46 | extern int pm_prepare_console(void); | ||
47 | extern void pm_restore_console(void); | ||
48 | #else | ||
49 | static int pm_prepare_console(void) { return 0; } | ||
50 | static void pm_restore_console(void) {} | ||
51 | #endif | ||
52 | |||
53 | /* References to section boundaries */ | 37 | /* References to section boundaries */ |
54 | extern const void __nosave_begin, __nosave_end; | 38 | extern const void __nosave_begin, __nosave_end; |
55 | 39 | ||
diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c index 59c91c148e82..4e90905f0e87 100644 --- a/kernel/power/swsusp.c +++ b/kernel/power/swsusp.c | |||
@@ -743,7 +743,6 @@ static int submit(int rw, pgoff_t page_off, void *page) | |||
743 | if (!bio) | 743 | if (!bio) |
744 | return -ENOMEM; | 744 | return -ENOMEM; |
745 | bio->bi_sector = page_off * (PAGE_SIZE >> 9); | 745 | bio->bi_sector = page_off * (PAGE_SIZE >> 9); |
746 | bio_get(bio); | ||
747 | bio->bi_bdev = resume_bdev; | 746 | bio->bi_bdev = resume_bdev; |
748 | bio->bi_end_io = end_io; | 747 | bio->bi_end_io = end_io; |
749 | 748 | ||
@@ -753,14 +752,13 @@ static int submit(int rw, pgoff_t page_off, void *page) | |||
753 | goto Done; | 752 | goto Done; |
754 | } | 753 | } |
755 | 754 | ||
756 | if (rw == WRITE) | ||
757 | bio_set_pages_dirty(bio); | ||
758 | 755 | ||
759 | atomic_set(&io_done, 1); | 756 | atomic_set(&io_done, 1); |
760 | submit_bio(rw | (1 << BIO_RW_SYNC), bio); | 757 | submit_bio(rw | (1 << BIO_RW_SYNC), bio); |
761 | while (atomic_read(&io_done)) | 758 | while (atomic_read(&io_done)) |
762 | yield(); | 759 | yield(); |
763 | 760 | if (rw == READ) | |
761 | bio_set_pages_dirty(bio); | ||
764 | Done: | 762 | Done: |
765 | bio_put(bio); | 763 | bio_put(bio); |
766 | return error; | 764 | return error; |