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authorJulien Grall <jgrall@amazon.com>2021-03-25 17:46:30 +0000
committerJulien Grall <jgrall@amazon.com>2021-03-26 12:11:43 +0000
commit03bee3fd475cb755572dd21214daecf9a77a6bb4 (patch)
tree43fcf32bc4b7eafff774deb04dc80b4b6bcf6f25 /docs
parent7b6d288ef648c76da70fd9e41e73617631025cfe (diff)
docs/misc: xenstored: Re-instate and tweak the documentation for XS_RESUME
Commit 13dd372834a4 removed the documentation for XS_RESUME, however this command is still implemented (at least in C Xenstored) and used by libxl when resuming a domain. So re-instate the documentation for the XS_RESUME. Take the opportunity to update it as there is a user of the command. Fixes: 13dd372834a4 ("docs/designs: re-work the xenstore migration document...") Signed-off-by: Julien Grall <jgrall@amazon.com> Reviewed-by: Paul Durrant <paul@xen.org> Reviewed-by: Juergen Gross <jgross@suse.com> Reviewed-by: Ian Jackson <iwj@xenproject.org> Release-Acked-by: Ian Jackson <iwj@xenproject.org>
Diffstat (limited to 'docs')
-rw-r--r--docs/misc/xenstore.txt16
1 files changed, 16 insertions, 0 deletions
diff --git a/docs/misc/xenstore.txt b/docs/misc/xenstore.txt
index 1480742330..334dc8b6fd 100644
--- a/docs/misc/xenstore.txt
+++ b/docs/misc/xenstore.txt
@@ -294,6 +294,22 @@ IS_DOMAIN_INTRODUCED <domid>| T| or F|
ie, if INTRODUCE for the domain has not yet been followed by
domain destruction or explicit RELEASE.
+RESUME <domid>|
+
+ Arranges that @releaseDomain events will once more be
+ generated when the domain becomes shut down. This might have
+ to be used if a domain were to be shut down (generating one
+ @releaseDomain) and then subsequently restarted, since the
+ state-sensitive algorithm in xenstored will not otherwise send
+ further watch event notifications if the domain were to be
+ shut down again.
+
+ This command will be issued in place such as resume because
+ Xen will "shutdown" the domain on suspend.
+
+ xenstored prevents the use of RESUME other than by dom0.
+
+
SET_TARGET <domid>|<tdomid>|
Notifies xenstored that domain <domid> is targeting domain
<tdomid>. This grants domain <domid> full access to paths