diff options
author | Rafael J. Wysocki <rjw@sisk.pl> | 2007-10-25 19:05:05 -0400 |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2008-02-01 18:30:53 -0500 |
commit | 3010f8caa48ed38679cc32b0d8e84b82cb8d9980 (patch) | |
tree | b25311fd5c66e2e1f392194089635c4c2fec557e /Documentation | |
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 'Documentation')
-rw-r--r-- | Documentation/power/userland-swsusp.txt | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/power/userland-swsusp.txt b/Documentation/power/userland-swsusp.txt index af52d535a896..7b99636564c8 100644 --- a/Documentation/power/userland-swsusp.txt +++ b/Documentation/power/userland-swsusp.txt | |||
@@ -14,7 +14,7 @@ are going to develop your own suspend/resume utilities. | |||
14 | 14 | ||
15 | The interface consists of a character device providing the open(), | 15 | The interface consists of a character device providing the open(), |
16 | release(), read(), and write() operations as well as several ioctl() | 16 | release(), read(), and write() operations as well as several ioctl() |
17 | commands defined in kernel/power/power.h. The major and minor | 17 | commands defined in include/linux/suspend_ioctls.h . The major and minor |
18 | numbers of the device are, respectively, 10 and 231, and they can | 18 | numbers of the device are, respectively, 10 and 231, and they can |
19 | be read from /sys/class/misc/snapshot/dev. | 19 | be read from /sys/class/misc/snapshot/dev. |
20 | 20 | ||
@@ -70,10 +70,10 @@ SNAPSHOT_FREE_SWAP_PAGES - free all swap pages allocated by | |||
70 | SNAPSHOT_SET_SWAP_AREA - set the resume partition and the offset (in <PAGE_SIZE> | 70 | SNAPSHOT_SET_SWAP_AREA - set the resume partition and the offset (in <PAGE_SIZE> |
71 | units) from the beginning of the partition at which the swap header is | 71 | units) from the beginning of the partition at which the swap header is |
72 | located (the last ioctl() argument should point to a struct | 72 | located (the last ioctl() argument should point to a struct |
73 | resume_swap_area, as defined in kernel/power/power.h, containing the | 73 | resume_swap_area, as defined in kernel/power/suspend_ioctls.h, |
74 | resume device specification and the offset); for swap partitions the | 74 | containing the resume device specification and the offset); for swap |
75 | offset is always 0, but it is different from zero for swap files (see | 75 | partitions the offset is always 0, but it is different from zero for |
76 | Documentation/swsusp-and-swap-files.txt for details). | 76 | swap files (see Documentation/swsusp-and-swap-files.txt for details). |
77 | 77 | ||
78 | SNAPSHOT_PLATFORM_SUPPORT - enable/disable the hibernation platform support, | 78 | SNAPSHOT_PLATFORM_SUPPORT - enable/disable the hibernation platform support, |
79 | depending on the argument value (enable, if the argument is nonzero) | 79 | depending on the argument value (enable, if the argument is nonzero) |