Messages in this thread Patch in this message | | | From | Nigel Cunningham <> | Subject | [ 02/23] [Suspend2] Add new include/linux/freezer.h header. | Date | Thu, 26 Jan 2006 13:45:31 +1000 |
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This patch implements a new freezer header file, separated from suspend.h and sched.h so that 95 percent of the kernel doesn't need to be recompiled if/when we modify the freezer implementation.
Signed-off-by: Nigel Cunningham <nigel@suspend2.net>
include/linux/freezer.h | 28 ++++++++++++++++++++++++++++ 1 files changed, 28 insertions(+), 0 deletions(-)
diff --git a/include/linux/freezer.h b/include/linux/freezer.h new file mode 100644 index 0000000..5663f24 --- /dev/null +++ b/include/linux/freezer.h @@ -0,0 +1,28 @@ +/* Freezer declarations */ + +#define FREEZER_ON 0 +#define ABORT_FREEZING 1 + +#define FREEZER_KERNEL_THREADS 0 +#define FREEZER_ALL_THREADS 1 + +#ifdef CONFIG_PM +extern unsigned long freezer_state; + +#define test_freezer_state(bit) test_bit(bit, &freezer_state) +#define set_freezer_state(bit) set_bit(bit, &freezer_state) +#define clear_freezer_state(bit) clear_bit(bit, &freezer_state) + +#define freezer_is_on() (test_freezer_state(FREEZER_ON)) + +extern void do_freeze_process(struct notifier_block *nl); + +#else + +#define test_freezer_state(bit) (0) +#define set_freezer_state(bit) do { } while(0) +#define clear_freezer_state(bit) do { } while(0) + +#define freezer_is_on() (0) + +#endif -- Nigel Cunningham nigel at suspend2 dot net - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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