From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37366) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eHukD-0006fy-0R for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:52:57 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eHuk9-0003UG-W4 for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:52:56 -0500 Received: from mail.univention.de ([82.198.197.8]:25816) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eHuk9-0003PV-P7 for qemu-devel@nongnu.org; Thu, 23 Nov 2017 11:52:53 -0500 References: <20171123135906.12852-1-famz@redhat.com> <20171123135906.12852-2-famz@redhat.com> From: Philipp Hahn Message-ID: Date: Thu, 23 Nov 2017 17:07:49 +0100 MIME-Version: 1.0 In-Reply-To: <20171123135906.12852-2-famz@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 1/2] docs: Add image locking subsection List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Fam Zheng , qemu-devel@nongnu.org Cc: kwolf@redhat.com, mreitz@redhat.com Hello, Am 23.11.2017 um 14:59 schrieb Fam Zheng: > diff --git a/docs/qemu-block-drivers.texi b/docs/qemu-block-drivers.texi > index 1cb1e55686..fa2e90d15f 100644 > --- a/docs/qemu-block-drivers.texi > +++ b/docs/qemu-block-drivers.texi > @@ -785,6 +785,42 @@ warning: ssh server @code{ssh.example.com:22} does not support fsync ... > +To check if image locking is active, check the output of "lslocks" command on > +host and see if there are locks held by QEMU process on the image file. More > +than one bytes could be locked by a QEMU instance, each byte of which reflects "one byte", without the 's'? > +a perticular permission that are acquired or protected by the running block "particular", 'e' -> 'a' Philipp