diff options
| author | Rafael J. Wysocki <rjw@sisk.pl> | 2007-10-26 01:05:05 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-01 18:30:53 -0500 |
| commit | 3010f8caa48ed38679cc32b0d8e84b82cb8d9980 (patch) | |
| tree | b25311fd5c66e2e1f392194089635c4c2fec557e /kernel | |
| parent | cc5d207c85b9a6fafebe2856ead0a9360978c8cd (diff) | |
Hibernation: Introduce exportable suspend ioctls header (rev. 2)
Move the definitions of hibernation ioctls to a separate header file in
include/linux, which can be exported to the user space.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/power/power.h | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/kernel/power/power.h b/kernel/power/power.h index 0dd66fabd39..ef9060576a4 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h @@ -1,4 +1,5 @@ #include <linux/suspend.h> +#include <linux/suspend_ioctls.h> #include <linux/utsname.h> struct swsusp_info { @@ -134,34 +135,6 @@ extern int snapshot_write_next(struct snapshot_handle *handle, size_t count); extern void snapshot_write_finalize(struct snapshot_handle *handle); extern int snapshot_image_loaded(struct snapshot_handle *handle); -/* - * This structure is used to pass the values needed for the identification - * of the resume swap area from a user space to the kernel via the - * SNAPSHOT_SET_SWAP_AREA ioctl - */ -struct resume_swap_area { - loff_t offset; - u_int32_t dev; -} __attribute__((packed)); - -#define SNAPSHOT_IOC_MAGIC '3' -#define SNAPSHOT_FREEZE _IO(SNAPSHOT_IOC_MAGIC, 1) -#define SNAPSHOT_UNFREEZE _IO(SNAPSHOT_IOC_MAGIC, 2) -#define SNAPSHOT_ATOMIC_RESTORE _IO(SNAPSHOT_IOC_MAGIC, 4) -#define SNAPSHOT_FREE _IO(SNAPSHOT_IOC_MAGIC, 5) -#define SNAPSHOT_FREE_SWAP_PAGES _IO(SNAPSHOT_IOC_MAGIC, 9) -#define SNAPSHOT_S2RAM _IO(SNAPSHOT_IOC_MAGIC, 11) -#define SNAPSHOT_SET_SWAP_AREA _IOW(SNAPSHOT_IOC_MAGIC, 13, \ - struct resume_swap_area) -#define SNAPSHOT_GET_IMAGE_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 14, loff_t) -#define SNAPSHOT_PLATFORM_SUPPORT _IO(SNAPSHOT_IOC_MAGIC, 15) -#define SNAPSHOT_POWER_OFF _IO(SNAPSHOT_IOC_MAGIC, 16) -#define SNAPSHOT_CREATE_IMAGE _IOW(SNAPSHOT_IOC_MAGIC, 17, int) -#define SNAPSHOT_PREF_IMAGE_SIZE _IO(SNAPSHOT_IOC_MAGIC, 18) -#define SNAPSHOT_AVAIL_SWAP_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 19, loff_t) -#define SNAPSHOT_ALLOC_SWAP_PAGE _IOR(SNAPSHOT_IOC_MAGIC, 20, loff_t) -#define SNAPSHOT_IOC_MAXNR 20 - /* If unset, the snapshot device cannot be open. */ extern atomic_t snapshot_device_available; |