From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marek Szyprowski Subject: Re: [PATCH 5/5] ARM: spectre-v2: per-CPU vtables to work around big.Little systems Date: Wed, 31 Oct 2018 16:21:30 +0100 Message-ID: <99a5f366-4d96-1069-0638-4e036e57afc8@samsung.com> References: <20180919094802.GH30658@n2100.armlinux.org.uk> <20181005090941eucas1p14031cd38d78e9d561975925bf977727d~aq0-OFZeE1866318663eucas1p1b@eucas1p1.samsung.com> <20181005094618.GG30658@n2100.armlinux.org.uk> <20181030105017.GK30658@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20181030105017.GK30658@n2100.armlinux.org.uk> Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Russell King - ARM Linux , info@kernelci.org Cc: Mark Rutland , 'Linux Samsung SOC' , Julien Thierry , Marc Zyngier , Will Deacon , Krzysztof Kozlowski , Morten Rasmussen , Dietmar Eggemann , linux-arm-kernel@lists.infradead.org, Qais Yousef List-Id: linux-samsung-soc@vger.kernel.org SGkgUnVzc2VsbCwKCk9uIDIwMTgtMTAtMzAgMTE6NTAsIFJ1c3NlbGwgS2luZyAtIEFSTSBMaW51 eCB3cm90ZToKPiBPbiBGcmksIE9jdCAwNSwgMjAxOCBhdCAxMDo0NjoxOUFNICswMTAwLCBSdXNz ZWxsIEtpbmcgLSBBUk0gTGludXggd3JvdGU6Cj4+IE9uIEZyaSwgT2N0IDA1LCAyMDE4IGF0IDEx OjA5OjQwQU0gKzAyMDAsIE1hcmVrIFN6eXByb3dza2kgd3JvdGU6Cj4+PiBUaGlzIHBhdGNoIGNh dXNlcyBsb3RzIG9mIGtlcm5lbCAnQlVHJyBtZXNzYWdlcyBvbiBhbGwgU2Ftc3VuZyBFeHlub3MK Pj4+IGJvYXJkcy7CoCBJdCBzdGFydGVkIHRvIGFwcGVhciBzaW5jZSBpdCBoYXMgYmVlbiBtZXJn ZWQgdG8gbGludXgtbmV4dAo+Pj4gb24gMjAxODEwMDIuwqAgSSB3b25kZXIgaWYgdGhpcyBpc3N1 ZSBpcyBFeHlub3Mgc3BlY2lmaWMgb3IgdGhlcmUgYXJlCj4+PiBzb21lIHBhdGNoZXMgbWlzc2lu ZyBpbiBsaW51eC1uZXh0LCB3aGljaCBzaG91bGQgZml4IHRob3NlICdCVUdTJy4KPj4+IElmIHRo aXMgaXMgRXh5bm9zIHNwZWNpZmljLCBwbGVhc2UgbGV0IHVzIGtub3cgd2hhdCBzaG91bGQgYmUg Y2hhbmdlZAo+Pj4gaW4gRXh5bm9zIHBsYXRmb3JtIGNvZGUgdG8gYXZvaWQgdGhpcyBpc3N1ZS4K Pj4gVGhhbmtzIGZvciB0aGUgcmVwb3J0Lgo+Pgo+PiBJdCBsb29rcyBsaWtlIG15IHNvbHV0aW9u IGZvciBiaWcuTGl0dGxlIGlzbid0IHBvc3NpYmxlLi4uIGJhY2sgdG8KPj4gdGhlIGRyYXdpbmcg Ym9hcmQsIGFuZCBiaWcuTGl0dGxlIHdpbGwgaGF2ZSB0byByZW1haW4gdnVsbmVyYWJsZSB0bwo+ PiBTcGVjdHJlIGZvciBhbm90aGVyIHJlbGVhc2UgY3ljbGUuCj4gSSd2ZSBwdXNoZWQgb3V0IGEg bmV3IHZlcnNpb24gaW4gbXkgYnVpbGQgYnJhbmNoIGZvciB0aGUgYXV0b2J1aWxkZXJzCj4gdG8g Y2hldyBvbiwgYnV0IEkndmUgbGl0dGxlIGNvbmZpZGVuY2UgaW4gdmFsaWRhdGluZyB0aGF0IHRo ZSBwcm9ibGVtCj4gaXMgZml4ZWQgYmVjYXVzZSB0aGUgYm9vdCByZXN1bHRzIGFyZSBjb21wbGV0 ZWx5IHVucmVsaWFibGUuCj4KPiBJdCByZWFsbHkgZG9lc24ndCBoZWxwIHRoYXQga2VybmVsY2ku b3JnIGZsYWdzIGJvb3QgbG9ncyBhcyAiZ3JlZW4iCj4gYW5kICJzdWNjZXNzZnVsIiB3aGVuIHRo ZXkgY29udGFpbiBzdWNoIHN0dWZmIGFzOgo+Cj4gMDE6MDg6NDAuMTgxODQ2ICBbICAgIDkuMzA5 OTg0XSBVbmFibGUgdG8gaGFuZGxlIGtlcm5lbCBwYWdpbmcgcmVxdWVzdCBhdCB2aXJ0dWFsIGFk ZHJlc3MgZTdmZGRlZjAKPgo+IHdoaWNoIGlzIHRoZSBrZXJuZWwgaGl0dGluZyBhIEJVRygpIC0g Zm9yIHRoZSBmdWxsIGxvZywgc2VlOgo+Cj4gaHR0cHM6Ly9zdG9yYWdlLmtlcm5lbGNpLm9yZy9y bWsvdG8tYnVpbGQvdjQuMTYtMzgtZzlmYTEwNDQ2ZDMwNC9hcm0vbXVsdGlfdjdfZGVmY29uZmln L2xhYi1jb2xsYWJvcmEvYm9vdC1leHlub3M1ODAwLXBlYWNoLXBpLmh0bWwKPgo+IFRoaXMgbWVh bnMgdGhlIG9ubHkgd2F5IHRvIGNoZWNrIGlzIHRvIF9tYW51YWxseV8gZ28gdGhyb3VnaCByZWFk aW5nCj4gZWFjaCBhbmQgZXZlcnkgYm9vdCBsb2cgLSB0byBzZWUgaWYgeW91ciByZXBvcnRlZCBC VUc6IG1lc3NhZ2VzIGFyZQo+IHRoZXJlIC0gbm8gdGhhbmtzLgo+Cj4gSWYga2VybmVsY2kgdGhp bmtzIHRoYXQgYSBib290IHdoaWNoIGhpdHMgYSBrZXJuZWwgQlVHKCksIGJ1dCBzdGlsbAo+IG1h bmFnZXMgdG8gZ2V0IHRvIGEgc2hlbGwgcHJvbXB0IGlzIHN1Y2Nlc3NmdWwsIGl0J3MgZ2l2aW5n IHZlcnkKPiBtaXNsZWFkaW5nIGJvb3QgcmVzdWx0cy4gIFdoYXQgYWJvdXQgYSBXQVJOX09OKCkg b3IgYW4gb29wcyB0aGF0Cj4gc3RpbGwgYWxsb3dzIGl0IHRvIHJlYWNoIGEgc2hlbGwgcHJvbXB0 Lgo+Cj4gWWVzLCB0aGVzZSBtYXkgYmUgInN1Y2Nlc3NmdWwiIGluIHNvIGZhciBhcyByZWFjaGlu ZyB0aGUgc2hlbGwgcHJvbXB0LAo+IGJ1dCB0aGV5IHNob3VsZCBhdCBsZWFzdCBiZSBmbGFnZ2Vk IGZvciBmdXJ0aGVyIGluc3BlY3Rpb24sIG5vdAo+IGVmZmVjdGl2ZWx5IG1hcmtlZCBhcyAidGhl cmUgaXMgbm90aGluZyB3cm9uZyBoZXJlIi4KCkkndmUgcnVuIG15IG93biB0ZXN0cyBvbiB2YXJp b3VzIEV4eW5vcyBTb0MgYmFzZWQgYm9hcmRzIGFuZCB5b3VyCidmb3ItbmV4dCcgYnJhbmNoIHdv cmtzIGZpbmUgYW5kIGRvbid0IGNhdXNlIGFueSByZWdyZXNzaW9ucy4KCkJlc3QgcmVnYXJkcwot LSAKTWFyZWsgU3p5cHJvd3NraSwgUGhEClNhbXN1bmcgUiZEIEluc3RpdHV0ZSBQb2xhbmQKCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1hcm0t a2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcK aHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0ta2Vy bmVsCg==