diff --git a/Documentation/power/swsusp.txt b/Documentation/power/swsusp.txt index f732a8321e8a..8cc17ca71813 100644 --- a/Documentation/power/swsusp.txt +++ b/Documentation/power/swsusp.txt @@ -410,8 +410,17 @@ Documentation/usb/persist.txt. Q: Can I suspend-to-disk using a swap partition under LVM? -A: No. You can suspend successfully, but you'll not be able to -resume. uswsusp should be able to work with LVM. See suspend.sf.net. +A: Yes and No. You can suspend successfully, but the kernel will not be able +to resume on its own. You need an initramfs that can recognize the resume +situation, activate the logical volume containing the swap volume (but not +touch any filesystems!), and eventually call + +echo -n "$major:$minor" > /sys/power/resume + +where $major and $minor are the respective major and minor device numbers of +the swap volume. + +uswsusp works with LVM, too. See http://suspend.sourceforge.net/ Q: I upgraded the kernel from 2.6.15 to 2.6.16. Both kernels were compiled with the similar configuration files. Anyway I found that