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Tue, 1 Sep 2020 09:45:34 +0000 (UTC) Date: Tue, 1 Sep 2020 10:45:31 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Lukas Straub Subject: Re: [PATCH v8 1/8] Introduce yank feature Message-ID: <20200901094531.GG345480@redhat.com> References: MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/1.14.6 (2020-07-11) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Disposition: inline Received-SPF: pass client-ip=207.211.31.120; envelope-from=berrange@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/01 00:57:59 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Cc: Kevin Wolf , qemu-block , Juan Quintela , Markus Armbruster , qemu-devel , Max Reitz , Paolo Bonzini , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , "Dr. David Alan Gilbert" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, Sep 01, 2020 at 11:15:07AM +0200, Lukas Straub wrote: > The yank feature allows to recover from hanging qemu by "yanking" > at various parts. Other qemu systems can register themselves and > multiple yank functions. Then all yank functions for selected > instances can be called by the 'yank' out-of-band qmp command. > Available instances can be queried by a 'query-yank' oob command. > > Signed-off-by: Lukas Straub > Acked-by: Stefan Hajnoczi > --- > include/qemu/yank.h | 81 +++++++++++++++++++ > qapi/misc.json | 62 +++++++++++++++ > util/meson.build | 1 + > util/yank.c | 187 ++++++++++++++++++++++++++++++++++++++++++++ > 4 files changed, 331 insertions(+) > create mode 100644 include/qemu/yank.h > create mode 100644 util/yank.c Reviewed-by: Daniel P. Berrangé Regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|