From 531218b727586597da0196cb606164357a65b10e Mon Sep 17 00:00:00 2001 From: Luiz Capitulino Date: Mon, 5 Mar 2012 12:56:59 -0500 Subject: [PATCH 96/98] qemu-ga: add guest-suspend-hybrid Signed-off-by: Luiz Capitulino Signed-off-by: Jeff Cody RHEL6 Note: Although this is not yet accepted upstream, here is the submitted patch upstream that was used: http://lists.nongnu.org/archive/html/qemu-devel/2012-02/msg03904.html Signed-off-by: Michal Novotny --- qapi-schema-guest.json | 23 +++++++++++++++++++++++ qga/commands-posix.c | 10 ++++++++++ 2 files changed, 33 insertions(+), 0 deletions(-) diff --git a/qapi-schema-guest.json b/qapi-schema-guest.json index 18e554e..59bb538 100644 --- a/qapi-schema-guest.json +++ b/qapi-schema-guest.json @@ -347,3 +347,26 @@ # Since: 1.1 ## { 'command': 'guest-suspend-ram' } + +## +# @guest-suspend-hybrid +# +# Save guest state to disk and suspend to ram. +# +# This command requires the pm-utils package to be installed in the guest. +# +# IMPORTANT: guest-suspend-hybrid requires QEMU to support the 'system_wakeup' +# command. Thus, it's *required* to query QEMU for the presence of the +# 'system_wakeup' command before issuing guest-suspend-hybrid. +# +# Returns: nothing on success +# If hybrid suspend is not supported, Unsupported +# +# Notes: o This is an asynchronous request. There's no guarantee a response +# will be sent +# o It's strongly recommended to issue the guest-sync command before +# sending commands when the guest resumes +# +# Since: 1.1 +## +{ 'command': 'guest-suspend-hybrid' } diff --git a/qga/commands-posix.c b/qga/commands-posix.c index f140a5d..9d68fc3 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -715,6 +715,16 @@ void qmp_guest_suspend_ram(Error **err) guest_suspend("pm-suspend", "mem", err); } +void qmp_guest_suspend_hybrid(Error **err) +{ + bios_supports_mode("pm-is-supported", "--suspend-hybrid", NULL, err); + if (error_is_set(err)) { + return; + } + + guest_suspend("pm-suspend-hybrid", NULL, err); +} + /* register init/cleanup routines for stateful command groups */ void ga_command_state_init(GAState *s, GACommandState *cs) { -- 1.7.7.6