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authorDavid S. Miller <davem@davemloft.net>2015-07-14 02:28:09 +0200
committerDavid S. Miller <davem@davemloft.net>2015-07-14 02:28:09 +0200
commit638d3c63811e31b2745f7fdd568b38c8abcffe03 (patch)
tree606426ab4de84e59c5f50e1e3cce6e24819d45af /Documentation/power/swsusp.txt
parentbridge: mdb: add vlan support for user entries (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net (diff)
downloadlinux-638d3c63811e31b2745f7fdd568b38c8abcffe03.tar.xz
linux-638d3c63811e31b2745f7fdd568b38c8abcffe03.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: net/bridge/br_mdb.c Minor conflict in br_mdb.c, in 'net' we added a memset of the on-stack 'ip' variable whereas in 'net-next' we assign a new member 'vid'. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/power/swsusp.txt')
-rw-r--r--Documentation/power/swsusp.txt13
1 files changed, 11 insertions, 2 deletions
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