From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: Re: [PATCH v3] xen/arm: alternative: Register re-mapped Xen area as a temporary virtual region Date: Fri, 31 Mar 2017 11:15:03 -0700 (PDT) Message-ID: References: <1490604050-5955-1-git-send-email-Wei.Chen@arm.com> <58DE1786020000780014B02B@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <58DE1786020000780014B02B@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: sstabellini@kernel.org, Wei Chen , steve.capper@arm.com, xen-devel@lists.xen.org, Kaly.Xin@arm.com, Julien Grall , nd@arm.com List-Id: xen-devel@lists.xenproject.org T24gRnJpLCAzMSBNYXIgMjAxNywgSmFuIEJldWxpY2ggd3JvdGU6Cj4gPj4+IE9uIDI5LjAzLjE3 IGF0IDE2OjIzLCA8anVsaWVuLmdyYWxsQGFybS5jb20+IHdyb3RlOgo+ID4gT24gMjcvMDMvMTcg MDk6NDAsIFdlaSBDaGVuIHdyb3RlOgo+ID4+IEBAIC0xNTQsOCArMTU1LDEyIEBAIHN0YXRpYyBp bnQgX19hcHBseV9hbHRlcm5hdGl2ZXNfbXVsdGlfc3RvcCh2b2lkICp1bnVzZWQpCj4gPj4gICAg ICAgICAgaW50IHJldDsKPiA+PiAgICAgICAgICBzdHJ1Y3QgYWx0X3JlZ2lvbiByZWdpb247Cj4g Pj4gICAgICAgICAgbWZuX3QgeGVuX21mbiA9IF9tZm4odmlydF90b19tZm4oX3N0YXJ0KSk7Cj4g Pj4gLSAgICAgICAgdW5zaWduZWQgaW50IHhlbl9vcmRlciA9IGdldF9vcmRlcl9mcm9tX2J5dGVz KF9lbmQgLSBfc3RhcnQpOwo+ID4+ICsgICAgICAgIHVuc2lnbmVkIGludCB4ZW5fc2l6ZSA9IF9l bmQgLSBfc3RhcnQ7Cj4gPiAKPiA+IEkgZGlkbid0IG5vdGljZSBpdCBvbiB0aGUgcHJldmlvdXMg cmV2aWV3cy4geGVuX3NpemUgc2hvdWxkIHRlY2huaWNhbGx5IAo+ID4gYmUgcGFkZHJfdC4KPiA+ IAo+ID4gSXQgaXMgbW9yZSBmb3IgY29uc2lzdGVuY3kgdGhhbiBhIHJlYWwgYnVnIGFzIHRoZSBy ZXN1bHQgX2VuZCAtIF9zdGFydCAKPiA+IHdpbGwgdW5saWtlbHkgZXZlciBiZSA+IDRHQi4gSSB0 aGluayBTdGVmYW5vIHNob3VsZCBiZSBhYmxlIHRvIGZpeCBvbiAKPiA+IGNvbW1pdC4gU28gbm8g bmVlZCB0byByZXNlbmQgdGhlIHBhdGNoLgo+IAo+IEhtbSwgdGhpcyBtb3N0bHkgYWRkcmVzc2Vz IG9uZSBvZiB0aGUgdHdvIGNvbXBsYWludHMgSSB3YXMgZ29pbmcKPiB0byBtYWtlIChwdXNoaW5n IGEgcGF0Y2ggd2hpY2ggZGlkbid0IGdvIHZpYSB4ZW4tZGV2ZWwpLgoKSSBub3RpY2VkIHRoZSBj b21tZW50IG9ubHkgYWZ0ZXIgSSBwdXNoZWQgdGhlIGNvbW1pdC4gR2l2ZW4gaG93IHRyaXZpYWwK aXQgaXMsIEkgZml4ZWQgaXQgaW4gYSBzZXBhcmF0ZSBjb21taXQuCgoKPiBUaGUgb3RoZXIgb25l IHJlbWFpbnMsIHRob3VnaDogQXMgaW5kaWNhdGVkIGJlZm9yZSwgb25seSBzZWN1cml0eSBwYXRj aGVzCj4gc2hvdWxkIGJlIHB1c2hlZCB0byBzdGFibGUgYnJhbmNoZXMgYXQgYWJvdXQgdGhlIHNh bWUgdGltZSBhcyB0bwo+IG1hc3RlcidzIHN0YWdpbmc7IGV2ZXJ5dGhpbmcgZWxzZSBzaG91bGQg cGxlYXNlIHdhaXQgdW50aWwgdGhlIHBhdGNoCj4gaGFzIHBhc3NlZCB0aGUgcHVzaCBnYXRlIG9u IG1hc3Rlci4gTm90ZSwgZm9yIGV4YW1wbGUsIGhvdyBJJ3ZlCj4gYXZvaWRlZCBpbmNsdWRpbmcg dGhlIGJhY2twb3J0IG9mIDRlZGIxYTQyZTMgaW4gdGhlIGJhdGNoIEkndmUKPiBqdXN0IHB1c2hl ZCB0byA0Ljgtc3RhZ2luZywgZGVzcGl0ZSB0aGlzIGJlaW5nIGEgdmVyeSBzaW1wbGUgYW5kCj4g b2J2aW91cyBjaGFuZ2UuCgpZZXMsIHlvdSBhcmUgcmlnaHQsIHRoaXMgaXMgaW1wb3J0YW50LiBJ IGFkbWl0IHRoYXQgaXQgaXMgdGhlIHNlY29uZAp0aW1lIHRoYXQgSSBmYWxsIGludG8gdGhpcyBl YXN5IG1pc3Rha2UuIE9mIGNvdXJzZSBJIHJhbiBzb21lIHRlc3RzIG9uCnRoZSBiYWNrcG9ydCwg YnV0IEkgc3RpbGwgc2hvdWxkIGhhdmUgd2FpdGVkIGZvciB0aGUgcHVzaC1nYXRlLiBHaXZlbgp0 aGF0IHRoZSB2YXN0IG1ham9yaXR5IG9mIHRoZSBiYWNrcG9ydHMgYXJlIHNlY3VyaXR5IGZpeGVz LCB3aGljaCBhcmUKcHVzaGVkIHN0cmFpZ2h0IHdheSB0byBzZXZlcmFsIHRyZWVzLCBpdCBpcyBl YXN5IHRvIGZvcmdldCBJIHNob3VsZG4ndApkbyB0aGF0IGZvciBub24tc2VjdXJpdHkgZml4ZXMu IEknbGwgZ2V0IGJldHRlci4gQnV0IEkgd29uZGVyLCBhcyBzdGFibGUKdHJlZXMgbWFpbnRhaW5l ciwgZG8geW91IGhhdmUgYSBzcGVjaWZpYyBnaXQgY29uZmlndXJhdGlvbiBvciBhIHNjcmlwdAp0 aGF0IGhlbHBzIHlvdSBhdm9pZCB0aGlzIGtpbmQgb2YgbWlzdGFrZXM/IE9yIGlzIGl0IGFsbCBi eSBoYW5kPwoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K WGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xp c3RzLnhlbi5vcmcveGVuLWRldmVsCg==