Since we are adding compression to the kernel's hibernate code,
change signature used by it to mark swap spaces, so that earlier
kernels don't attempt to restore compressed images they cannot
handle.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Pavel Machek <pavel@ucw.cz>
-#define SWSUSP_SIG "S1SUSPEND"
+#define HIBERNATE_SIG "LINHIB0001"
/*
* The swap map is a data structure used for keeping track of each page
/*
* The swap map is a data structure used for keeping track of each page
if (!memcmp("SWAP-SPACE",swsusp_header->sig, 10) ||
!memcmp("SWAPSPACE2",swsusp_header->sig, 10)) {
memcpy(swsusp_header->orig_sig,swsusp_header->sig, 10);
if (!memcmp("SWAP-SPACE",swsusp_header->sig, 10) ||
!memcmp("SWAPSPACE2",swsusp_header->sig, 10)) {
memcpy(swsusp_header->orig_sig,swsusp_header->sig, 10);
- memcpy(swsusp_header->sig,SWSUSP_SIG, 10);
+ memcpy(swsusp_header->sig, HIBERNATE_SIG, 10);
swsusp_header->image = handle->first_sector;
swsusp_header->flags = flags;
error = hib_bio_write_page(swsusp_resume_block,
swsusp_header->image = handle->first_sector;
swsusp_header->flags = flags;
error = hib_bio_write_page(swsusp_resume_block,
- if (!memcmp(SWSUSP_SIG, swsusp_header->sig, 10)) {
+ if (!memcmp(HIBERNATE_SIG, swsusp_header->sig, 10)) {
memcpy(swsusp_header->sig, swsusp_header->orig_sig, 10);
/* Reset swap signature now */
error = hib_bio_write_page(swsusp_resume_block,
memcpy(swsusp_header->sig, swsusp_header->orig_sig, 10);
/* Reset swap signature now */
error = hib_bio_write_page(swsusp_resume_block,