From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v4 4/7] libxl: support mapping static shared memory areas during domain creation Date: Tue, 6 Feb 2018 17:30:50 +0000 Message-ID: <6250f75c-570a-45d2-6c6c-1e82771abb73@arm.com> References: <20180130175024.26921-1-blackskygg@gmail.com> <20180130175024.26921-5-blackskygg@gmail.com> <6eb51518-4e01-1d4a-e345-a0fc91c3594c@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Zhongze Liu Cc: Ian Jackson , Stefano Stabellini , Wei Liu , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org CgpPbiAwMi8wNi8yMDE4IDAzOjU5IFBNLCBaaG9uZ3plIExpdSB3cm90ZToKPiBIaSBKdWxpZW4s CgpIaSwKCgo+IDIwMTgtMDItMDYgMjE6MDcgR01UKzA4OjAwIEp1bGllbiBHcmFsbCA8anVsaWVu LmdyYWxsQGFybS5jb20+Ogo+PiBIaSwKPj4KPj4gT24gMDEvMzAvMjAxOCAwNTo1MCBQTSwgWmhv bmd6ZSBMaXUgd3JvdGU6Cj4+Pgo+Pj4gQWRkIGxpYnhsX19zc2htX2FkZCB0byBtYXAgc2hhcmVk IHBhZ2VzIGZyb20gb25lIERvbVUgdG8gYW5vdGhlciwgVGhlCj4+PiBtYXBwaW5nCj4+PiBwcm9j ZXNzIGludm9sdmVzIHRoZSBmb2xsd2luZyBzdGVwczoKPiAKPiBbLi4uXQo+IAo+Pj4gKwo+Pj4g Ky8qIFNldCBkZWZhdWx0IHZhbHVlcyBmb3IgbGlieGxfc3RhdGljX3NobSAqLwo+Pj4gK2ludCBs aWJ4bF9fc3NobV9zZXRkZWZhdWx0KGxpYnhsX19nYyAqZ2MsIHVpbnQzMl90IGRvbWlkLAo+Pj4g KyAgICAgICAgICAgICAgICAgICAgICAgICAgIGxpYnhsX3N0YXRpY19zaG0gKnNzaG0pCj4+PiAr ewo+Pj4gKyAgICBpbnQgcmM7Cj4+PiArCj4+PiArICAgIGlmIChzc2htLT5yb2xlID09IExJQlhM X1NTSE1fUk9MRV9VTktOT1dOKQo+Pj4gKyAgICAgICAgc3NobS0+cm9sZSA9IExJQlhMX1NTSE1f Uk9MRV9TTEFWRTsKPj4+ICsgICAgaWYgKHNzaG0tPnByb3QgPT0gTElCWExfU1NITV9QUk9UX1VO S05PV04pCj4+PiArICAgICAgICBzc2htLT5wcm90ID0gTElCWExfU1NITV9QUk9UX1JXOwo+Pgo+ Pgo+PiBXaGF0IGlzIHRoZSBwdXJwb3NlIG9mIHtST0xFLFBST1R9X1VOS05PV04gaWYgeW91IGRl ZmF1bHQgaXQgcmVzcC4gdG8KPj4gUk9MRV9TTEFWRSBhbmQgUFJPVF9SVy4gIFdvdWxkIG5vdCBp dCBiZSBlYXNpZXIgdG8ganVzdCBkcm9wIHRoZW0/Cj4gCj4gVGhlICpfVU5LTk9XTiB2YWx1ZXMg YXJlIHVzZWQgYnkgdGhlIGxpYnhsdSBjb2RlIHRvIGNoZWNrIHdoZXRoZXIgYSBzcGVjaWZpYwo+ IG9wdGlvbiB3YXMgc2V0IG1vcmUgdGhhbiBvbmNlLgoKQUZBSUssIGEgdG9vbHN0YWNrIGlzIGZy ZWUgdG8gbm90IHVzZSBsaWJ4bHUuIFNvbWVvbmUgbWF5IGltcGxlbWVudCAKdGhlaXIgb3duIHRv b2xzdGFjayBvbiB0b3Agb2YgbGlieGwgYW5kIG1heSB1c2UgUk9MRV9VTktOT1dOIGJ5IG1pc3Rh a2UuCgo+IFdpdGhvdXQgdGhlIGRlZmF1bHQgKl9VTktOT1dOIHZhbHVlLCBJIHdpbGwgbm90Cj4g YmUgYWJsZSB0byBqdWRnZSBpZiwgc2F5LCByb2xlIGlzIHNldCB0byAnc2xhdmUnIGJ5IHRoZSB1 c2VyIG9yIG5vdCwKPiBhbmQgdGhlcmVmb3JlLCBpZiBJCj4gc2VlIHRoZSB1c2VyIHNldHRpbmcg cm9sZSB0byAnbWFzdGVyJywgSSB3b24ndCBiZSBhYmxlIHRvIHRlbGwgaWYgcm9sZQo+IGlzIHNw ZWNpZmllZCB0d2ljZQo+IG9yIG5vdC4KPiAKPiBJIHRoaW5rIHRyZWF0aW5nIHJlLXNwZWNpZmlj YXRpb24gb2Ygb3B0aW9ucyBhcyBlcnJvcnMgd2lsbCBiZSBnb29kCj4gZm9yIHRoZSB1c2Vycy4K CkluIHRoYXQgY2FzZSwgeW91IHNob3VsZCB0cmVhdCB0aGF0IGFzIGFuIGVycm9yIGZvciBldmVy eW9uZSBhbmQgbm90IApvbmx5IHhsLiBUaGlzIHdvdWxkIGF2b2lkIGNvbmZ1c2lvbiBvbiBvdGhl ciB0b29sc3RhY2suCgo+IAo+IFsuLi5dCj4gCj4+PiArCj4+PiArLyogICBsaWJ4bF9fc3NobV9k b19tYXAgLS0gbWFwIHBhZ2VzIGludG8gc2xhdmUncyBwaHlzbWFwCj4+PiArICoKPj4+ICsgKiAg IFRoaXMgZnVuY3Rpb25zIG1hcHMKPj4+ICsgKiAgICAgbWFzdGVyIGdmbjogW0Btc3NobS0+YmVn aW4gKyBAc3NobS0+b2Zmc2V0LCBAbXNzaG0tPmVuZCArCj4+PiBAc3NobS0+b2Zmc2V0KQo+Pj4g KyAqICAgaW50bwo+Pj4gKyAqICAgICBzbGF2ZSBnZm46IFtAc3NobS0+YmVnaW4sIEBzc2htLT5l bmQpCj4+PiArICoKPj4+ICsgKiAgIFRoZSBnZm5zIG9mIHRoZSBwYWdlcyB0aGF0IGFyZSBzdWNj ZXNzZnVsbHkgbWFwcGVkIHdpbGwgYmUgc3RvcmVkCj4+PiArICogICBpbiBAbWFwcGVkLCBhbmQg dGhlIG51bWJlciBvZiB0aGUgZ2ZucyB3aWxsIGJlIHN0b3JlZCBpbiBAbm1hcHBlZC4KPj4+ICsg Kgo+Pj4gKyAqICAgVGhlIGNhbGxlciBoYXZlIHRvIGd1YXJlbnRlZSB0aGF0IHNzaG0tPmJlZ2lu IDwgc3NobS0+ZW5kIGFuZCBhbGwKPj4+IHRoZQo+Pgo+Pgo+PiBzL2hhdmUgdG8vaGFzIHRvLyBJ IHRoaW5rLgo+PiBzL2d1YXJlbnRlZS9ndWFyYW50ZWUvCj4+Cj4+PiArICogICB2YWx1ZXMgYXJl IHBhZ2UtYWxpZ25lZC4KPj4KPj4KPj4gSG1tbSwgSSBkb24ndCBzZWUgdGhlIGFsaWduZW1lbnQg Y2hlY2sgaW4gbGlieGwuIFNvIGRvIHlvdSByZWx5IG9uIHRoZQo+PiB0b29sc3RhY2sgdG8gZG8g aXQ/Cj4gCj4gWWVzLCBUaGlzIHdhcyBkb25lIGluIGxpYnhsdV9zc2htLmMuCgpTYW1lIHJlbWFy ayBhcyBhYm92ZSByZWdhcmRpbmcgbGlieGx1LiBOb3RlIHRoYXQgSSBhbSBtYWludGFpbmluZyB0 aGUgCnRvb2xzLiBJYW4gYW5kIFdlaSBtYXkgaGF2ZSBhIGRpZmZlcmVudCBvcGluaW9uIGhlcmUu CgpDaGVlcnMsCgotLSAKSnVsaWVuIEdyYWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0 cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlz dGluZm8veGVuLWRldmVs