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d="scan'208";a="16406208" Date: Wed, 29 Apr 2020 10:08:26 +0200 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: Tamas K Lengyel Subject: Re: [PATCH v2] mem_sharing: map shared_info page to same gfn during fork Message-ID: <20200429080826.GW28601@Air-de-Roger> References: <6497e71a791bbc17b1ace3f5f260bd61275b76ba.1588087596.git.tamas.lengyel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <6497e71a791bbc17b1ace3f5f260bd61275b76ba.1588087596.git.tamas.lengyel@intel.com> X-ClientProxiedBy: AMSPEX02CAS01.citrite.net (10.69.22.112) To AMSPEX02CL02.citrite.net (10.69.22.126) X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Tamas K Lengyel , Wei Liu , Andrew Cooper , George Dunlap , Jan Beulich , xen-devel@lists.xenproject.org Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" On Tue, Apr 28, 2020 at 08:29:00AM -0700, Tamas K Lengyel wrote: > During a VM fork we copy the shared_info page; however, we also need to ensure > that the page is mapped into the same GFN in the fork as its in the parent. > > Signed-off-by: Tamas K Lengyel > Suggested-by: Roger Pau Monne Reviewed-by: Roger Pau Monné Thanks!