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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2007-10-26 01:02:15 +0200 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-02-01 18:30:53 -0500 |
| commit | 96f737490cfc368fdafe49769f52fc8460f9349f (patch) | |
| tree | 5c9df5fcb5e07e479fa988ac5d7d67b38cee87bd /Documentation/power | |
| parent | eb57c1cf059630454b40fb8bb124e3f318d241f8 (diff) | |
| download | lwn-96f737490cfc368fdafe49769f52fc8460f9349f.tar.gz lwn-96f737490cfc368fdafe49769f52fc8460f9349f.zip | |
Hibernation: Mark SNAPSHOT_SET_SWAP_FILE ioctl as deprecated (rev. 2)
Mark the SNAPSHOT_SET_SWAP_FILE ioctl belonging to the hibernation userland
interface as deprecated.
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/power')
| -rw-r--r-- | Documentation/power/userland-swsusp.txt | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/Documentation/power/userland-swsusp.txt b/Documentation/power/userland-swsusp.txt index 381e9c0fb9d6..0785500e65fb 100644 --- a/Documentation/power/userland-swsusp.txt +++ b/Documentation/power/userland-swsusp.txt @@ -67,23 +67,13 @@ SNAPSHOT_GET_SWAP_PAGE - allocate a swap page from the resume partition SNAPSHOT_FREE_SWAP_PAGES - free all swap pages allocated with SNAPSHOT_GET_SWAP_PAGE -SNAPSHOT_SET_SWAP_FILE - set the resume partition (the last ioctl() argument - should specify the device's major and minor numbers in the old - two-byte format, as returned by the stat() function in the .st_rdev - member of the stat structure) - SNAPSHOT_SET_SWAP_AREA - set the resume partition and the offset (in <PAGE_SIZE> units) from the beginning of the partition at which the swap header is located (the last ioctl() argument should point to a struct resume_swap_area, as defined in kernel/power/power.h, containing the - resume device specification, as for the SNAPSHOT_SET_SWAP_FILE ioctl(), - and the offset); for swap partitions the offset is always 0, but it is - different to zero for swap files (please see + resume device specification and the offset); for swap partitions the + offset is always 0, but it is different from zero for swap files (see Documentation/swsusp-and-swap-files.txt for details). - The SNAPSHOT_SET_SWAP_AREA ioctl() is considered as a replacement for - SNAPSHOT_SET_SWAP_FILE which is regarded as obsolete. It is - recommended to always use this call, because the code to set the resume - partition may be removed from future kernels SNAPSHOT_PLATFORM_SUPPORT - enable/disable the hibernation platform support, depending on the argument value (enable, if the argument is nonzero) |