From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v2 06/20] block/xen-blkfront: Store a page rather a pfn in the grant structure Date: Tue, 21 Jul 2015 12:19:31 +0100 Message-ID: <55AE2AC3.7070904__14129.8351729803$1437477733$gmane$org@citrix.com> References: <1436474552-31789-1-git-send-email-julien.grall@citrix.com> <1436474552-31789-7-git-send-email-julien.grall@citrix.com> <55AE1BE7.5030102@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1ZHVbI-0005Zx-Pv for xen-devel@lists.xenproject.org; Tue, 21 Jul 2015 11:20:44 +0000 In-Reply-To: <55AE1BE7.5030102@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: =?UTF-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= , xen-devel@lists.xenproject.org Cc: ian.campbell@citrix.com, stefano.stabellini@eu.citrix.com, linux-kernel@vger.kernel.org, David Vrabel , Boris Ostrovsky , linux-arm-kernel@lists.infradead.org List-Id: xen-devel@lists.xenproject.org SGkgUm9nZXIsCgpPbiAyMS8wNy8xNSAxMToxNiwgUm9nZXIgUGF1IE1vbm7DqSB3cm90ZToKPiBF bCAwOS8wNy8xNSBhIGxlcyAyMi40MiwgSnVsaWVuIEdyYWxsIGhhIGVzY3JpdDoKPj4gQWxsIHRo ZSB1c2FnZSBvZiB0aGUgZmllbGQgcGZuIGFyZSBkb25lIHVzaW5nIHRoZSBzYW1lIGlkaW9tOgo+ Pgo+PiBwZm5fdG9fcGFnZShncmFudC0+cGZuKQo+Pgo+PiBUaGlzIHdpbGwgIHJldHVybiBhbHdh eXMgdGhlIHNhbWUgcGFnZS4gU3RvcmUgZGlyZWN0bHkgdGhlIHBhZ2UgaW4gdGhlCj4+IGdyYW50 IHRvIGNsZWFuIHVwIHRoZSBjb2RlLgo+Pgo+PiBTaWduZWQtb2ZmLWJ5OiBKdWxpZW4gR3JhbGwg PGp1bGllbi5ncmFsbEBjaXRyaXguY29tPgo+PiBDYzogS29ucmFkIFJ6ZXN6dXRlayBXaWxrIDxr b25yYWQud2lsa0BvcmFjbGUuY29tPgo+PiBDYzogUm9nZXIgUGF1IE1vbm7DqSA8cm9nZXIucGF1 QGNpdHJpeC5jb20+Cj4+IENjOiBCb3JpcyBPc3Ryb3Zza3kgPGJvcmlzLm9zdHJvdnNreUBvcmFj bGUuY29tPgo+PiBDYzogRGF2aWQgVnJhYmVsIDxkYXZpZC52cmFiZWxAY2l0cml4LmNvbT4KPiAK PiBBY2tlZC1ieTogUm9nZXIgUGF1IE1vbm7DqSA8cm9nZXIucGF1QGNpdHJpeC5jb20+Cj4gCj4g V2l0aCBvbmUgc3R5bGUgZml4Lgo+IAo+IFsuLi5dCj4gCj4+ICBzdGF0aWMgc3RydWN0IGdyYW50 ICpnZXRfZ3JhbnQoZ3JhbnRfcmVmX3QgKmdyZWZfaGVhZCwKPj4gLSAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICB1bnNpZ25lZCBsb25nIHBmbiwKPj4gKwkJCSAgICAgICBzdHJ1Y3QgcGFn ZSAqcGFnZSwKPiAKPiBJbmRlbnRhdGlvbi4KClRoZSBpbmRlbnRhdGlvbiBmb3IgdGhlIHBhcmFt ZXRlcnMgb2YgdGhpcyBmdW5jdGlvbiB3YXNuJ3QgY29ycmVjdDoKCiBzdGF0aWMgc3RydWN0IGdy YW50ICpnZXRfZ3JhbnQoZ3JhbnRfcmVmX3QgKmdyZWZfaGVhZCwKLSAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICB1bnNpZ25lZCBsb25nIHBmbiwKK15JXkleSSAgICAgICBzdHJ1Y3QgcGFn ZSAqcGFnZSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBzdHJ1Y3QgYmxrZnJvbnRf aW5mbyAqaW5mbykKClNvICJzdHJ1Y3QgcGFnZSAqcGFnZSIgaXMgY29ycmVjdGx5IGluZGVudCBi dXQgbm90IHRoZSByZW1haW5pbmcKcGFyYW1ldGVyICgic3RydWN0IGJsa2Zyb250X2luZm8gKmlu Zm8iKS4gSSB3aWxsIGluZGVudCBpdCBjb3JyZWN0bHkuCgpSZWdhcmRzLAoKLS0gCkp1bGllbiBH cmFsbAoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVu LWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMu eGVuLm9yZy94ZW4tZGV2ZWwK