From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH] xen/privcmd: Support correctly 64KB page granularity when mapping memory Date: Thu, 1 Jun 2017 15:01:09 +0100 Message-ID: <0b91491d-8f67-fa22-8b27-7692f00bba51__1181.80384529314$1496325739$gmane$org@arm.com> References: <20170531130357.14492-1-julien.grall@arm.com> <7199e366-f56a-acc8-ffa5-0c85d6975049@oracle.com> <592886a8-1443-6475-e318-85cb9acecead@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Boris Ostrovsky , xen-devel@lists.xen.org Cc: jgross@suse.com, Feng Kan , sstabellini@kernel.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org List-Id: xen-devel@lists.xenproject.org SGkgQm9yaXMsCgpPbiAwMS8wNi8xNyAxNDozMywgQm9yaXMgT3N0cm92c2t5IHdyb3RlOgo+IE9u IDA2LzAxLzIwMTcgMDg6NTAgQU0sIEp1bGllbiBHcmFsbCB3cm90ZToKPj4gSGkgQm9yaXMsCj4+ Cj4+IE9uIDMxLzA1LzE3IDE0OjU0LCBCb3JpcyBPc3Ryb3Zza3kgd3JvdGU6Cj4+PiBPbiAwNS8z MS8yMDE3IDA5OjAzIEFNLCBKdWxpZW4gR3JhbGwgd3JvdGU6Cj4+Pj4gQ29tbWl0IDU5OTVhNjgg Inhlbi9wcml2Y21kOiBBZGQgc3VwcG9ydCBmb3IgTGludXggNjRLQiBwYWdlCj4+Pj4gZ3JhbnVs YXJpdHkiIGRpZAo+Pj4+IG5vdCBnbyBmYXIgZW5vdWdoIHRvIHN1cHBvcnQgNjRLQiBpbiBtbWFw X2JhdGNoX2ZuLgo+Pj4+Cj4+Pj4gVGhlIHZhcmlhYmxlICducicgaXMgdGhlIG51bWJlciBvZiA0 S0IgY2h1bmsgdG8gbWFwLiBIb3dldmVyLCB3aGVuCj4+Pj4gTGludXgKPj4+PiBpcyB1c2luZyA2 NEtCIHBhZ2UgZ3JhbnVsYXJpdHkgdGhlIGFycmF5IG9mIHBhZ2VzCj4+Pj4gKHZtYS0+dm1fcHJp dmF0ZV9kYXRhKQo+Pj4+IGNvbnRhaW4gb25lIHBhZ2UgcGVyIDY0S0IuIEZpeCBpdCBieSBpbmNy ZW1lbnRpbmcgc3QtPmluZGV4IGNvcnJlY3RseS4KPj4+Pgo+Pj4+IEZ1cnRoZXJtb3JlLCBzdC0+ dmEgaXMgbm90IGNvcnJlY3RseSBpbmNyZW1lbnRlZCBhcyBQQUdFX1NJWkUgIT0KPj4+PiBYRU5f UEFHRV9TSVpFLgo+Pj4+Cj4+Pj4gRml4ZXM6IDU5OTVhNjggKCJ4ZW4vcHJpdmNtZDogQWRkIHN1 cHBvcnQgZm9yIExpbnV4IDY0S0IgcGFnZQo+Pj4+IGdyYW51bGFyaXR5IikKPj4+PiBDQzogc3Rh YmxlQHZnZXIua2VybmVsLm9yZwo+Pj4+IFJlcG9ydGVkLWJ5OiBGZW5nIEthbiA8ZmthbkBhcG0u Y29tPgo+Pj4+IFNpZ25lZC1vZmYtYnk6IEp1bGllbiBHcmFsbCA8anVsaWVuLmdyYWxsQGFybS5j b20+Cj4+Pj4gLS0tCj4+Pj4gIGRyaXZlcnMveGVuL3ByaXZjbWQuYyB8IDQgKystLQo+Pj4+ICAx IGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+Pj4+Cj4+Pj4g ZGlmZiAtLWdpdCBhL2RyaXZlcnMveGVuL3ByaXZjbWQuYyBiL2RyaXZlcnMveGVuL3ByaXZjbWQu Ywo+Pj4+IGluZGV4IDdhOTJhNWUxZDQwYy4uZmVjYTc1YjA3ZmRkIDEwMDY0NAo+Pj4+IC0tLSBh L2RyaXZlcnMveGVuL3ByaXZjbWQuYwo+Pj4+ICsrKyBiL2RyaXZlcnMveGVuL3ByaXZjbWQuYwo+ Pj4+IEBAIC0zNjIsOCArMzYyLDggQEAgc3RhdGljIGludCBtbWFwX2JhdGNoX2ZuKHZvaWQgKmRh dGEsIGludCBuciwKPj4+PiB2b2lkICpzdGF0ZSkKPj4+PiAgICAgICAgICAgICAgICAgIHN0LT5n bG9iYWxfZXJyb3IgPSAxOwo+Pj4+ICAgICAgICAgIH0KPj4+PiAgICAgIH0KPj4+PiAtICAgIHN0 LT52YSArPSBQQUdFX1NJWkUgKiBucjsKPj4+PiAtICAgIHN0LT5pbmRleCArPSBucjsKPj4+PiAr ICAgIHN0LT52YSArPSBYRU5fUEFHRV9TSVpFICogbnI7Cj4+Pj4gKyAgICBzdC0+aW5kZXggKz0g bnIgLyBYRU5fUEZOX1BFUl9QQUdFOwo+Pj4+Cj4+Pj4gICAgICByZXR1cm4gMDsKPj4+PiAgfQo+ Pj4KPj4+Cj4+PiBBcmUgd2Ugc3RpbGwgdXNpbmcgUEFHRV9NQVNLIGZvciB4ZW5fcmVtYXBfZG9t YWluX2dmbl9hcnJheSgpPwo+Pgo+PiBEbyB5b3UgbWVhbiBpbiB0aGUgeGVuX3hsYXRlX3JlbWFw X2dmbl9hcnJheSBpbXBsZW1lbnRhdGlvbj8gSWYgc28KPj4gdGhlcmUgYXJlIG5vIHVzZSBvZiBQ QUdFX01BU0sgYXMgdGhlIGNvZGUgaGFzIGJlZW4gY29udmVydGVkIHRvCj4+IHN1cHBvcnQgNjRL IHBhZ2UgZ3JhbnVsYXJpdHkuCj4+Cj4+IElmIHlvdSBtZWFuIHRoZSB4ODYgdmVyc2lvbiBvZiB4 ZW5fcmVtYXBfZG9tYWluX2dmbl9hcnJheSwgdGhlbiB3ZQo+PiBkb24ndCByZWFsbHkgY2FyZSBh cyB4ODYgb25seSB1c2UgNEtCIHBhZ2UgZ3JhbnVsYXJpdHkuCj4KPgo+IEkgbWVhbnQgcmlnaHQg YWJvdmUgdGhlIGNoYW5nZSB0aGF0IHlvdSBtYWRlLiBTaG91bGQgaXQgYWxzbyBiZSByZXBsYWNl ZAo+IHdpdGggWEVOX1BBR0VfTUFTSz8gKFNvcnJ5IGZvciBiZWluZyB1bmNsZWFyLikKCk9oLiBU aGUgY29kZSBpbiB4ZW5fcmVtYXBfZG9tYWluX2dmbl9hcnJheSBpcyByZWx5aW5nIG9uIHN0LT52 YSB0byBiZSAKcGFnZSBhbGlnbmVkLiBTbyBJIHRoaW5rIHdlIHdhbnQgdG8ga2VlcCBQQUdFX01B U0sgaGVyZS4KCkNoZWVycywKCi0tIApKdWxpZW4gR3JhbGwKCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRl dmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=