From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH 25/27] xen/arm: mm: Embed permission in the flags Date: Wed, 23 Aug 2017 20:03:55 +0100 Message-ID: References: <20170814142418.13267-1-julien.grall@arm.com> <20170814142418.13267-26-julien.grall@arm.com> <0b5de682-d51c-1ad7-063e-2321e1e88545@arm.com> <7c91fb06-1be7-f349-1747-bf5a37f1925a@arm.com> <34bfab42-6227-c8d3-17f9-ddc2db9a1d48@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <34bfab42-6227-c8d3-17f9-ddc2db9a1d48@arm.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Andre Przywara , xen-devel@lists.xen.org Cc: sstabellini@kernel.org List-Id: xen-devel@lists.xenproject.org CgpPbiAwOC8yMy8yMDE3IDAzOjM3IFBNLCBBbmRyZSBQcnp5d2FyYSB3cm90ZToKPiBIaSwKSGkg QW5kcmUsCgo+IE9uIDIzLzA4LzE3IDE1OjI2LCBKdWxpZW4gR3JhbGwgd3JvdGU6Cj4+IE9uIDA4 LzIzLzIwMTcgMDM6MDggUE0sIEFuZHJlIFByenl3YXJhIHdyb3RlOgo+Pj4gSGksCj4+Cj4+IEhp LAo+Pgo+Pj4gT24gMTQvMDgvMTcgMTU6MjQsIEp1bGllbiBHcmFsbCB3cm90ZToKPj4+PiBDdXJy ZW50bHksIGl0IGlzIG5vdCBwb3NzaWJsZSB0byBzcGVjaWZ5IHRoZSBwZXJtaXNzaW9uIG9mIGEg bmV3Cj4+Pj4gbWFwcGluZy4gSXQgd291bGQgYmUgbmVjZXNzYXJ5IHRvIHVzZSB0aGUgZnVuY3Rp b24gbW9kaWZ5X3hlbl9tYXBwaW5ncwo+Pj4+IHdpdGggYSBkaWZmZXJlbnQgc2V0IG9mIGZsYWdz Lgo+Pj4+Cj4gCj4gSnVzdCBzYXcgdGhhdCBJIGZvcmdvdCB0aGUgdHlwb3MgaGVyZToKPiAKPj4+ PiBBZGQgaW50cm9kdWNlIGEgY291cGxlIG9mIG5ldyBmbGFncyBmb3IgdGhlIHBlcm1pc3Npb25z IChOb24tZVhlY3V0YWJsZSwKPiAKPiBFaXRoZXIgImFkZCIgb3IgImludHJvZHVjZSIsIEkgZ3Vl c3MuCgpJIGd1ZXNzIG15IG1pbmQgZGlzYWdyZWUgd2l0aCBteSBoYW5kcyA6KS4gSSB3aWxsIHVz ZSAiaW50cm9kdWNlIiBoZXJlLgoKPiAKPj4+PiBSZWFkLU9ubHkpIGFuZCBhbHNvIHByb3ZpZGVz IGRlZmluZSB0aGF0IGNvbWJpbmUgdGhlIG1lbW9yeSBhdHRyaWJ1dGUKPj4+PiBhbmQgcGVybWlz c2lvbiBmb3IgY29tbW9uIGNvbWJpbmF0aW9uLgo+IAo+IFNvbWVob3cgdGhlIHBsdXJhbC9zaW5n dWxhciBpcyBtZXNzZWQgdXAgaGVyZSwgSSBuZWVkZWQgdG8gcmVhZCB0aGF0Cj4gc2VudGVuY2Ug bXVsdGlwbGUgdGltZXMuCj4gCj4+Pgo+Pj4gSWYgSSBoYXZlbid0IGJlZW4gbG9zdCBpbiB0aGUg ZGVmaW5pdGlvbnMsIHRoaXMgbm93IGFkZHMgIm5vdAo+Pj4gZXhlY3V0YWJsZSIgdG8gdGhlIGV4 aXN0aW5nIGRlZmluaXRpb25zLCB3aGljaCBzZWVtcyB0byBtYWtlIHNlbnNlLCBidXQKPj4+IGlz IGEgY2hhbmdlIHRoYXQgbWlnaHQgdHJpZ2dlciByZWdyZXNzaW9ucyAoZXNwZWNpYWxseSBmb3IK Pj4+IFBBR0VfSFlQRVJWSVNPUikuIFNvIEkgd29uZGVyIGlmIHRoYXQgc2hvdWxkIGJlIG1lbnRp b25lZCBpbiB0aGUgY29tbWl0Cj4+PiBtZXNzYWdlIHRoZW4/Cj4+Cj4+IEl0IHdpbGwgbm90IHRy aWdnZXIgcmVncmVzc2lvbiBiZWNhdXNlIG1mbl90b194ZW5fZW50cnkgaXMgc2V0dGluZyB4biB0 bwo+PiAxIGJ5IGRlZmF1bHQuIFNvIGFsbCB0aGUgbWFwcGluZyB3aWxsIGJlIGV4ZWN1dGUgbmV2 ZXIgd2hlbiB1c2luZwo+PiBQQUdFX0hZUEVSVklTT1IuCj4gCj4gQWggcmlnaHQsIEkgbWlzc2Vk IHRoYXQuIE1pZ2h0IHN0aWxsIGJlIHdvcnRoIHRvIG1lbnRpb24gaW4gdGhlIGNvbW1pdAo+IG1l c3NhZ2UsIGFzIHRoaXMgaXNuJ3Qgb2J2aW91cyBmcm9tIGp1c3QgdGhhdCBwYXRjaC4KCkkgY2Fu IGRvIHRoYXQuIEJlbG93IHRoZSBzdWdnZXN0ZWQgY29tbWl0IG1lc3NhZ2U6CgoiQ3VycmVudGx5 LCBpdCBpcyBub3QgcG9zc2libGUgdG8gc3BlY2lmeSB0aGUgcGVybWlzc2lvbiBvZiBhIG5ldwpt YXBwaW5nLiBJdCB3b3VsZCBiZSBuZWNlc3NhcnkgdG8gdXNlIHRoZSBmdW5jdGlvbiBtb2RpZnlf eGVuX21hcHBpbmdzCndpdGggYSBkaWZmZXJlbnQgc2V0IG9mIGZsYWdzLgoKSW50cm9kdWNlIGEg Y291cGxlIG9mIG5ldyBmbGFncyBmb3IgdGhlIHBlcm1pc3Npb25zIChOb24tZVhlY3V0YWJsZSwK UmVhZC1Pbmx5KSBhbmQgYWxzbyBwcm92aWRlcyBkZWZpbmUgdGhhdCBjb21iaW5lIHRoZSBtZW1v cnkgYXR0cmlidXRlCmFuZCBwZXJtaXNzaW9uIGZvciBjb21tb24gY29tYmluYXRpb24uCgpQQUdF X0hZUEVSVklTT1IgaXMgbm93IGFuIGFsaWFzIHRvIFBBR0VfSFlQRVJWSVNPUl9SVyAocmVhZC13 cml0ZSAKbm9uLWV4ZWN1dGFibGUgbWFwcGluZ3MpLiBUaGlzIGRvZXMgbm90IGFmZmVjdCB0aGUg Y3VycmVudCBtYXBwaW5nIHVzaW5nIApQQUdFX0hZUEVSVklTT1IgYmVjYXVzZSB0aGlzCgpBIGZv bGxvdy11cCBwYXRjaCB3aWxsIGNoYW5nZSBtb2RpZnlfeGVuX21hcHBpbmdzIHRvIHVzZSB0aGUg bmV3IGZsYWdzLiIKCkNhbiBJIGtlZXAgeW91ciByZXZpZXdlZC1ieT8KCkNoZWVycywKCi0tIApK dWxpZW4gR3JhbGwKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6 Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=