From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Andryuk Subject: Re: [PATCH 6/6] xen-pt: Round pci regions sizes to XEN_PAGE_SIZE Date: Thu, 14 Mar 2019 14:15:32 -0400 Message-ID: References: <20190311180216.18811-1-jandryuk@gmail.com> <20190311180216.18811-7-jandryuk@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1h4UtP-0001v4-Kr for xen-devel@lists.xenproject.org; Thu, 14 Mar 2019 18:15:47 +0000 Received: by mail-lf1-x144.google.com with SMTP id y18so4989920lfe.1 for ; Thu, 14 Mar 2019 11:15:45 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Paul Durrant Cc: Stefano Stabellini , "qemu-devel@nongnu.org" , "marmarek@invisiblethingslab.com" , Simon Gaiser , Anthony Perard , "xen-devel@lists.xenproject.org" List-Id: xen-devel@lists.xenproject.org T24gV2VkLCBNYXIgMTMsIDIwMTkgYXQgMTE6MDkgQU0gUGF1bCBEdXJyYW50IDxQYXVsLkR1cnJh bnRAY2l0cml4LmNvbT4gd3JvdGU6Cj4KPiA+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tCj4g PiBGcm9tOiBKYXNvbiBBbmRyeXVrIFttYWlsdG86amFuZHJ5dWtAZ21haWwuY29tXQo+ID4gU2Vu dDogMTEgTWFyY2ggMjAxOSAxODowMgo+ID4gVG86IHFlbXUtZGV2ZWxAbm9uZ251Lm9yZwo+ID4g Q2M6IHhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZzsgbWFybWFyZWtAaW52aXNpYmxldGhp bmdzbGFiLmNvbTsgU2ltb24gR2Fpc2VyCj4gPiA8c2ltb25AaW52aXNpYmxldGhpbmdzbGFiLmNv bT47IEphc29uIEFuZHJ5dWsgPGphbmRyeXVrQGdtYWlsLmNvbT47IFN0ZWZhbm8gU3RhYmVsbGlu aQo+ID4gPHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+OyBBbnRob255IFBlcmFyZCA8YW50aG9ueS5w ZXJhcmRAY2l0cml4LmNvbT47IFBhdWwgRHVycmFudAo+ID4gPFBhdWwuRHVycmFudEBjaXRyaXgu Y29tPgo+ID4gU3ViamVjdDogW1BBVENIIDYvNl0geGVuLXB0OiBSb3VuZCBwY2kgcmVnaW9ucyBz aXplcyB0byBYRU5fUEFHRV9TSVpFCj4gPgo+ID4gRnJvbTogU2ltb24gR2Fpc2VyIDxzaW1vbkBp bnZpc2libGV0aGluZ3NsYWIuY29tPgo+ID4KPiA+IElmIGEgcGNpIG1lbW9yeSByZWdpb24gaGFz IGEgc2l6ZSA8IFhFTl9QQUdFX1NJWkUgaXQgY2FuIGdldCBsb2NhdGVkIGF0Cj4gPiBhbiBhZGRy ZXNzIHdoaWNoIGlzIG5vdCBwYWdlIGFsaWduZWQuCj4KPiBJSVJDIHRoZSBQQ0kgc3BlYyBzYXlz IHRoYXQgdGhlIG1pbmltdW0gbWVtb3J5IHJlZ2lvbiBzaXplIHNob3VsZCBiZSBhdCBsZWFzdCA0 ay4gU2hvdWxkIHdlIGV2ZW4gYmUgdG9sZXJhdGluZyBCQVJzIHNtYWxsZXIgdGhhbiB0aGF0Pwo+ Cj4gICBQYXVsCj4KCkhpLCBQYXVsLgoKU2ltb24gZm91bmQgdGhpcywgc28gaXQgYWZmZWN0cyBh IHJlYWwgZGV2aWNlLiAgU2ltb24sIGRvIHlvdSByZWNhbGwKd2hpY2ggZGV2aWNlIHdhcyBhZmZl Y3RlZD8KCkkgdGhpbmsgQkFScyBvbmx5IG5lZWQgdG8gYmUgcG93ZXItb2YtdHdvIHNpemUgYW5k IGFsaWduZWQsIGFuZCA0ayBpcwpub3QgYSBtaW5pbXVtLiAgMTZieXRlcyBtYXkgYmUgYSBtaW5p bXVtLCBidXQgSSBkb24ndCBrbm93IHdoYXQgdGhlCnNwZWMgc2F5cy4KCk9uIGFuIEl2eSBCcmlk Z2Ugc3lzdGVtLCBoZXJlIGFyZSBzb21lIG9mIHRoZSBkZXZpY2VzIHdpdGggQkFScyBzbWFsbGVy IHRoYW4gNEs6CjAwOjE2LjAgQ29tbXVuaWNhdGlvbiBjb250cm9sbGVyOiBJbnRlbCBDb3Jwb3Jh dGlvbiA3IFNlcmllcy9DMjEwClNlcmllcyBDaGlwc2V0IEZhbWlseSBNRUkgQ29udHJvbGxlciAj MSAocmV2IDA0KQogICBNZW1vcnkgYXQgZDA3MzUwMDAgKDY0LWJpdCwgbm9uLXByZWZldGNoYWJs ZSkgW2Rpc2FibGVkXSBbc2l6ZT0xNl0KMDA6MWQuMCBVU0IgY29udHJvbGxlcjogSW50ZWwgQ29y cG9yYXRpb24gNyBTZXJpZXMvQzIxMCBTZXJpZXMgQ2hpcHNldApGYW1pbHkgVVNCIEVuaGFuY2Vk IEhvc3QgQ29udHJvbGxlciAjMSAocmV2IDA0KSAocHJvZy1pZiAyMCBbRUhDSV0pCiAgIE1lbW9y eSBhdCBkMDczOTAwMCAoMzItYml0LCBub24tcHJlZmV0Y2hhYmxlKSBbZGlzYWJsZWRdIFtzaXpl PTFLXQowMDoxZi4zIFNNQnVzOiBJbnRlbCBDb3Jwb3JhdGlvbiA3IFNlcmllcy9DMjEwIFNlcmll cyBDaGlwc2V0IEZhbWlseQpTTUJ1cyBDb250cm9sbGVyIChyZXYgMDQpCiAgIE1lbW9yeSBhdCBk MDczNDAwMCAoNjQtYml0LCBub24tcHJlZmV0Y2hhYmxlKSBbZGlzYWJsZWRdIFtzaXplPTI1Nl0K MDI6MDAuMCBTeXN0ZW0gcGVyaXBoZXJhbDogSk1pY3JvbiBUZWNobm9sb2d5IENvcnAuIFNEL01N QyBIb3N0CkNvbnRyb2xsZXIgKHJldiAzMCkKICAgTWVtb3J5IGF0IGQwNTAzMDAwICgzMi1iaXQs IG5vbi1wcmVmZXRjaGFibGUpIFtkaXNhYmxlZF0gW3NpemU9MjU2XQoKVGhlc2UgZXhhbXBsZXMg YXJlIGFsbCA0SyBhbGlnbmVkLCBzbyB0aGlzIGlzIG5vdCBhbiBpc3N1ZSBvbiB0aGlzIG1hY2hp bmUuCgpSZXZpZXdpbmcgdGhlIGNvZGUsIEknbSBub3cgd29uZGVyaW5nIGlmIHRoZSBmb2xsb3dp bmcgaW4KaHcveGVuL3hlbl9wdC5jOnhlbl9wdF9yZWdpb25fdXBkYXRlIGlzIHdyb25nOiAgICAg ICAgcmMgPQp4Y19kb21haW5fbWVtb3J5X21hcHBpbmcoeGVuX3hjLCB4ZW5fZG9taWQsCiAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBYRU5fUEZOKGd1ZXN0X2FkZHIgKyBYQ19Q QUdFX1NJWkUgLSAxKSwKICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIFhFTl9Q Rk4obWFjaGluZV9hZGRyICsgWENfUEFHRV9TSVpFIC0gMSksCiAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICBYRU5fUEZOKHNpemUgKyBYQ19QQUdFX1NJWkUgLSAxKSwKICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIG9wKTsKCklmIGEgYmFyIG9mIHNpemUgMHgx MDAgaXMgYXQgMHhkMDUwMDgwMCwgdGhlbiB0aGUgbWFjaGluZV9hZGRyIHBhc3NlZAppbiB3b3Vs ZCBiZSAweGQwNTAxMDAwIHdoaWNoIGlzIHBhc3QgdGhlIGFjdHVhbCBsb2NhdGlvbi4gIFNob3Vs ZCB0aGUKY2FsbCBhcmd1bWVudHMganVzdCBiZSBYRU5fUEZOKGd1ZXN0X2FkZHIpICYgWEVOX1BG TihtYWNoaW5lX2FkZHIpPwoKQkFScyBzbWFsbGVyIHRoYW4gYSBwYWdlIHdvdWxkIGFsc28gYmUg YSBwcm9ibGVtIGlmIEJBUnMgZm9yIGRpZmZlcmVudApkZXZpY2VzIHNoYXJlZCB0aGUgc2FtZSBw YWdlLgoKUmVnYXJkcywKSmFzb24KCj4gPiBUaGlzIGJyZWFrcyB0aGUgbWVtb3J5IG1hcHBpbmcg dmlhCj4gPiB4Y19kb21haW5fbWVtb3J5X21hcHBpbmcgc2luY2UgdGhpcyBmdW5jdGlvbiBpcyBw YWdlIGJhc2VkIGFuZCB0aGUKPiA+ICJvZmZzZXQiIGlzIHRoZXJlZm9yZSBsb3N0Lgo+ID4KPiA+ IFdpdGhvdXQgdGhpcyBwYXRjaCB5b3Ugd2lsbCBzZWUgZXJyb3IgbGlrZSB0aGlzIGluIHRoZSBz dHViZG9tIGxvZzoKPiA+Cj4gPiAgIFswMDowNS4wXSB4ZW5fcHRfYmFyX3JlYWQ6IEVycm9yOiBT aG91bGQgbm90IHJlYWQgQkFSIHRocm91Z2ggUUVNVS4gQDB4MDAwMDAwMDAwMDAwMDAwNAo+ID4K PiA+IFF1YmVzT1MvcXViZXMtaXNzdWVzIzI4NDkKPiA+Cj4gPiBTaWduZWQtb2ZmLWJ5OiBTaW1v biBHYWlzZXIgPHNpbW9uQGludmlzaWJsZXRoaW5nc2xhYi5jb20+Cj4gPiBTaWduZWQtb2ZmLWJ5 OiBKYXNvbiBBbmRyeXVrIDxqYW5kcnl1a0BnbWFpbC5jb20+Cj4gPiAtLS0KPiA+ICBody94ZW4v eGVuX3B0LmMgfCAxMCArKysrKysrLS0tCj4gPiAgMSBmaWxlIGNoYW5nZWQsIDcgaW5zZXJ0aW9u cygrKSwgMyBkZWxldGlvbnMoLSkKPiA+Cj4gPiBkaWZmIC0tZ2l0IGEvaHcveGVuL3hlbl9wdC5j IGIvaHcveGVuL3hlbl9wdC5jCj4gPiBpbmRleCA1NTM5ZDU2YzNhLi43ZjY4MDQ0MmVlIDEwMDY0 NAo+ID4gLS0tIGEvaHcveGVuL3hlbl9wdC5jCj4gPiArKysgYi9ody94ZW4veGVuX3B0LmMKPiA+ IEBAIC00NDksOSArNDQ5LDEwIEBAIHN0YXRpYyBpbnQgeGVuX3B0X3JlZ2lzdGVyX3JlZ2lvbnMo WGVuUENJUGFzc3Rocm91Z2hTdGF0ZSAqcywgdWludDE2X3QgKmNtZCkKPiA+ICAgICAgLyogUmVn aXN0ZXIgUElPL01NSU8gQkFScyAqLwo+ID4gICAgICBmb3IgKGkgPSAwOyBpIDwgUENJX1JPTV9T TE9UOyBpKyspIHsKPiA+ICAgICAgICAgIFhlbkhvc3RQQ0lJT1JlZ2lvbiAqciA9ICZkLT5pb19y ZWdpb25zW2ldOwo+ID4gKyAgICAgICAgcGNpYnVzX3Qgcl9zaXplID0gci0+c2l6ZTsKPiA+ICAg ICAgICAgIHVpbnQ4X3QgdHlwZTsKPiA+Cj4gPiAtICAgICAgICBpZiAoci0+YmFzZV9hZGRyID09 IDAgfHwgci0+c2l6ZSA9PSAwKSB7Cj4gPiArICAgICAgICBpZiAoci0+YmFzZV9hZGRyID09IDAg fHwgcl9zaXplID09IDApIHsKPiA+ICAgICAgICAgICAgICBjb250aW51ZTsKPiA+ICAgICAgICAg IH0KPiA+Cj4gPiBAQCAtNDY5LDE1ICs0NzAsMTggQEAgc3RhdGljIGludCB4ZW5fcHRfcmVnaXN0 ZXJfcmVnaW9ucyhYZW5QQ0lQYXNzdGhyb3VnaFN0YXRlICpzLCB1aW50MTZfdCAqY21kKQo+ID4g ICAgICAgICAgICAgICAgICB0eXBlIHw9IFBDSV9CQVNFX0FERFJFU1NfTUVNX1RZUEVfNjQ7Cj4g PiAgICAgICAgICAgICAgfQo+ID4gICAgICAgICAgICAgICpjbWQgfD0gUENJX0NPTU1BTkRfTUVN T1JZOwo+ID4gKwo+ID4gKyAgICAgICAgICAgIC8qIFJvdW5kIHVwIHRvIGEgZnVsbCBwYWdlIGZv ciB0aGUgaHlwZXJjYWxsLiAqLwo+ID4gKyAgICAgICAgICAgIHJfc2l6ZSA9IChyX3NpemUgKyBY Q19QQUdFX1NJWkUgLSAxKSAmIFhDX1BBR0VfTUFTSzsKPiA+ICAgICAgICAgIH0KPiA+Cj4gPiAg ICAgICAgICBtZW1vcnlfcmVnaW9uX2luaXRfaW8oJnMtPmJhcltpXSwgT0JKRUNUKHMpLCAmb3Bz LCAmcy0+ZGV2LAo+ID4gLSAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICJ4ZW4tcGNpLXB0 LWJhciIsIHItPnNpemUpOwo+ID4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICJ4ZW4t cGNpLXB0LWJhciIsIHJfc2l6ZSk7Cj4gPiAgICAgICAgICBwY2lfcmVnaXN0ZXJfYmFyKCZzLT5k ZXYsIGksIHR5cGUsICZzLT5iYXJbaV0pOwo+ID4KPiA+ICAgICAgICAgIFhFTl9QVF9MT0coJnMt PmRldiwgIklPIHJlZ2lvbiAlaSByZWdpc3RlcmVkIChzaXplPTB4JTA4IlBSSXg2NAo+ID4gICAg ICAgICAgICAgICAgICAgICAiIGJhc2VfYWRkcj0weCUwOCJQUkl4NjQiIHR5cGU6ICUjeClcbiIs Cj4gPiAtICAgICAgICAgICAgICAgICAgIGksIHItPnNpemUsIHItPmJhc2VfYWRkciwgdHlwZSk7 Cj4gPiArICAgICAgICAgICAgICAgICAgIGksIHJfc2l6ZSwgci0+YmFzZV9hZGRyLCB0eXBlKTsK PiA+ICAgICAgfQo+ID4KPiA+ICAgICAgLyogUmVnaXN0ZXIgZXhwYW5zaW9uIFJPTSBhZGRyZXNz ICovCj4gPiAtLQo+ID4gMi4yMC4xCj4KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5m by94ZW4tZGV2ZWw=