From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v5 1/7] xen/arm: Introduce alternative runtime patching Date: Fri, 22 Jul 2016 16:47:28 +0100 Message-ID: <0215fd17-044a-83d2-03e8-7178e19dfe25@arm.com> References: <1469028360-20907-1-git-send-email-julien.grall@arm.com> <1469028360-20907-2-git-send-email-julien.grall@arm.com> <20160722141535.GB21054@char.us.oracle.com> <20160722153828.GB27628@char.us.oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20160722153828.GB27628@char.us.oracle.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Konrad Rzeszutek Wilk Cc: Andre Przywara , sstabellini@kernel.org, Steve Capper , Wei Chen , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org CgpPbiAyMi8wNy8xNiAxNjozOCwgS29ucmFkIFJ6ZXN6dXRlayBXaWxrIHdyb3RlOgo+Pj4+ICsK Pj4+PiArICAgICAgICBvcmlncHRyID0gQUxUX09SSUdfUFRSKGFsdCk7Cj4+Pj4gKyAgICAgICAg d3JpdGVwdHIgPSBvcmlncHRyIC0gKHUzMiAqKV9zdGFydCArIHdyaXRlbWFwOwo+Pj4KPj4+IEhv dyBhYm91dCBqdXN0IHVzaW5nIHdyaXRlcHRyICs9ID8KPj4KPj4gSSBhbSBub3Qgc3VyZSBhYm91 dCB5b3VyIHN1Z2dlc3Rpb24gaGVyZS4gUmVnYXJkbGVzcyB0aGUgTGludXggY29kZSwgdGhlCj4+ IG9yaWdwdHIgd2lsbCBub3QgZm9sbG93IGEgcGF0dGVybiBhdCBlYWNoIGl0ZXJhdGlvbi4gU28g d2UgaGF2ZSB0byByZWNvbXB1dGUKPj4gaXQgZXZlcnl0aW1lLgo+Cj4gSnVzdCBpZ25vcmUgdGhh dC4gSSBzb21laG93IGVxdWF0ZWQgd3JpdGVwdHIgdG8gd3JpdGVtcC4KPgo+IC4uc25pcC4uCj4+ Cj4+Pgo+Pj4gQWggd2FpdC4gWW91IGFyZSB0cnlpbmcgdG8gcHJlc2VydmUgdGhlIExpbnV4IGNv ZGUhLiBOZXZlcm1pbmQgdGhlbi4KPj4+Cj4+Pj4gKyAgICAgICAgcmVwbHB0ciA9IEFMVF9SRVBM X1BUUihhbHQpOwo+Pj4+ICsKPj4+PiArICAgICAgICBucl9pbnN0ID0gYWx0LT5hbHRfbGVuIC8g c2l6ZW9mKGluc24pOwo+Pj4+ICsKPj4+PiArICAgICAgICBmb3IgKCBpID0gMDsgaSA8IG5yX2lu c3Q7IGkrKyApCj4+Pj4gKyAgICAgICAgewo+Pj4+ICsgICAgICAgICAgICBpbnNuID0gZ2V0X2Fs dF9pbnNuKGFsdCwgb3JpZ3B0ciArIGksIHJlcGxwdHIgKyBpKTsKPj4+PiArICAgICAgICAgICAg Kih3cml0ZXB0ciArIGkpID0gY3B1X3RvX2xlMzIoaW5zbik7Cj4+Pj4gKyAgICAgICAgfQo+Pj4+ ICsKPj4+PiArICAgICAgICAvKiBFbnN1cmUgdGhlIG5ldyBpbnN0cnVjdGlvbnMgcmVhY2hlZCB0 aGUgbWVtb3J5IGFuZCBudWtlICovCj4+Pj4gKyAgICAgICAgY2xlYW5fYW5kX2ludmFsaWRhdGVf ZGNhY2hlX3ZhX3JhbmdlKHdyaXRlcHRyLAo+Pj4+ICsgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgICAoc2l6ZW9mICgqd3JpdGVwdHIpICogbnJfaW5zdCkpOwo+Pj4+ ICsgICAgfQo+Pj4+ICsKPj4+PiArICAgIC8qIE51a2UgdGhlIGluc3RydWN0aW9uIGNhY2hlICov Cj4+Pj4gKyAgICBpbnZhbGlkYXRlX2ljYWNoZSgpOwo+Pj4+ICsKPj4+PiArICAgIHZ1bm1hcCh3 cml0ZW1hcCk7Cj4+Pj4gKwo+Pj4+ICsgICAgcmV0dXJuIDA7Cj4+Pj4gK30KPj4+PiArCj4+Pj4g Ky8qCj4+Pj4gKyAqIFdlIG1pZ2h0IGJlIHBhdGNoaW5nIHRoZSBzdG9wX21hY2hpbmUgc3RhdGUg bWFjaGluZSwgc28gaW1wbGVtZW50IGEKPj4+PiArICogcmVhbGx5IHNpbXBsZSBwb2xsaW5nIHBy b3RvY29sIGhlcmUuCj4+Pj4gKyAqLwo+Pj4+ICtzdGF0aWMgaW50IF9fYXBwbHlfYWx0ZXJuYXRp dmVzX211bHRpX3N0b3Aodm9pZCAqdW51c2VkKQo+Pj4+ICt7Cj4+Pj4gKyAgICBzdGF0aWMgaW50 IHBhdGNoZWQgPSAwOwo+Pj4KPj4+IFNob3VsZG4ndCB0aGlzIGJlICdhdG9taWNfdCcgPwo+Pgo+ PiBEb2VzIGl0IG1hdHRlcj8gRnJvbSBteSB1bmRlcnN0YW5kaW5nIHRoZSBjb2RlIHdpbGwgYmVo YXZlIHRoZSBzYW1lLgo+Cj4gTm90IGF0IGFsbCB1bmRlciB0aGUgaG9vZC4KPiAgQnV0IEkgc2Vl ICdhdG9taWNfd3JpdGUnIGFuZCB0aGV5IGFsbCBvcGVyYXRlIG9uIHRoZSAnYXRvbWljX3QnIC4u IGhlbmNlCj4gdGhlIHF1ZXJ5LgoKVGhlIGNvZGUgaXMgdXNpbmcgKl9hdG9taWMgKGFuZCBub3Qg YXRvbWljXyopIHdoaWNoIG9wZXJhdGUgb24gYW55IHR5cGUuIApJIGtub3cgdGhlIG5hbWluZyBp cyByZWFsbHkgY29uZnVzaW5nLgoKSSB3b3VsZCBsaWtlIHRvIHJlbmFtZSB3cml0ZV9hdG9taWMg YW5kIHJlYWRfYXRvbWljIHRvIFdSSVRFX09OQ0UgYW5kIApSRUFEX09OQ0UuCgo+Cj4gLi5zbmlw Lgo+Pj4gVGhpcyBiZWluZyBhIG5ldyBmaWxlIHBlcmhhcHMgYWRkOgo+Pj4gKgo+Pj4gKiBMb2Nh bCB2YXJpYWJsZXM6Cj4+PiAqIG1vZGU6IEMKPj4+ICogYy1maWxlLXN0eWxlOiAiQlNEIgo+Pj4g KiBjLWJhc2ljLW9mZnNldDogNAo+Pj4gKiBpbmRlbnQtdGFicy1tb2RlOiBuaWwKPj4+ICogRW5k Ogo+Pj4gKi8KPj4+ID8KPj4KPj4gSXQgaXMgYSBMaW51eCBmaWxlIHdpdGggTGludXggY29kaW5n IHN0eWxlLiBJIHdvdWxkIG5lZWQgdG8gbG9vayB3aGF0IHNob3VsZAo+PiBiZSB0aGUgZW1hY3Mg bWFnaWMgYmxvY2sgaGVyZS4KPgo+IFJpZ2h0LiBJIGp1c3QgbWVhbnQgdGhhdCB5b3UgbmVlZGVk IHRoZSBtYWdpYyBibG9jay4KCkkgZG9uJ3QgdGhpbmsgd2UgZXZlciBwdXQgbWFnaWMgYmxvY2sg b24gTGludXggZmlsZS4gSSB3aWxsIHRyeSB0byBmaW5kIApvdXQgYW5kIHVwZGF0ZSB0aGUgcGF0 Y2guCgpDaGVlcnMsCgotLSAKSnVsaWVuIEdyYWxsCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBs aXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK