From mboxrd@z Thu Jan 1 00:00:00 1970 From: George Dunlap Subject: Re: [RFC 0/5] xen/arm: support big.little SoC Date: Tue, 20 Sep 2016 11:18:56 +0100 Message-ID: References: <1474250936-27962-1-git-send-email-peng.fan@nxp.com> <10152e13-bccb-0794-44e4-556845875e33@arm.com> <20160919083619.GA16854@linux-7smt.suse> <5ddefbc1-3bd4-c990-b615-0039761535d8@arm.com> <97d77bdb-2f4e-e89a-95b9-8aacb56eebc0@suse.com> <1474305482.4393.42.camel@citrix.com> <1474325742.4393.78.camel@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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: Stefano Stabellini Cc: Juergen Gross , Peng Fan , Andrew Cooper , Dario Faggioli , "xen-devel@lists.xen.org" , Julien Grall , Jan Beulich , Peng Fan List-Id: xen-devel@lists.xenproject.org T24gVHVlLCBTZXAgMjAsIDIwMTYgYXQgMTowMSBBTSwgU3RlZmFubyBTdGFiZWxsaW5pCjxzc3Rh YmVsbGluaUBrZXJuZWwub3JnPiB3cm90ZToKCj4+IEFjdHVhbGx5LCB3aXRoIHRoZSBjcHVwb29s IHNvbHV0aW9uLCBpZiB5b3Ugd2FudCBhIGd1ZXN0IChvciBkb20wKSB0bwo+PiBhY3R1YWxseSBo YXZlIGJvdGggYmlnIGFuZCBMSVRUTEUgdmNwdXMsIHlvdSBuZWNlc3NhcmlseSBoYXZlIHRvCj4+ IGltcGxlbWVudCBwZXItdmNwdSAocmF0aGVyIHRoYW4gcGVyLWRvbWFpbiwgYXMgaXQgaXMgbm93 KSBjcHVwb29sCj4+IG1lbWJlcnNoaXAuIEkgc2FpZCBteXNlbGYgaXQncyBub3QgaW1wb3NzaWJs ZSwgYnV0IGNlcnRhaW5seSBpdCdzIHNvbWUKPj4gd29yay4uLiB3aXRoIHRoZSBzY2hlZHVsZXIg c29sdXRpb24geW91IGJhc2ljYWxseSBnZXQgdGhhdCBmb3IgZnJlZSEKPj4KPj4gU28sIGJhc2lj YWxseSwgaWYgd2UgdXNlIGNwdXBvb2xzIGZvciB0aGUgYmFzaWNzIG9mIGJpZy5MSVRUTEUgc3Vw cG9ydCwKPj4gdGhlcmUncyBubyB3YXkgb3V0IG9mIGl0IChhcGFydCBmcm9tIGdvaW5nIGltcGxl bWVudGluZyBzY2hlZHVsaW5nCj4+IHN1cHBvcnQgYWZ0ZXJ3b3JkcywgYnV0IHRoYXQgbG9va3Mg YmFja3dhcmRzIHRvIG1lLCBlc3BlY2lhbGx5IHdoZW4KPj4gdGhpbmtpbmcgYXQgaXQgd2l0aCB0 aGUgY29kZSBpbiBtaW5kKS4KPgo+IFRoZSBxdWVzdGlvbiBpczogd2hhdCBpcyB0aGUgYmVzdCBz aG9ydC10ZXJtIHNvbHV0aW9uIHdlIGNhbiBhc2sgUGVuZyB0bwo+IGltcGxlbWVudCB0aGF0IGFs bG93cyBYZW4gdG8gcnVuIG9uIGJpZy5MSVRUTEUgc3lzdGVtcyB0b2RheT8gUG9zc2libHkKPiBn ZXR0aW5nIHVzIGNsb3NlciB0byB0aGUgbG9uZyB0ZXJtIHNvbHV0aW9uLCBvciBhdCBsZWFzdCBu b3QgZmFydGhlcgo+IGZyb20gaXQ/CgpTbyByZW1lbWJlciB0aGF0IHRoZXJlJ3MgdGhlICppbnRl cmZhY2UqIHdlJ3JlIHByb3ZpZGluZyB0byB0aGUgdXNlcgooc3BlY2lmeWluZyB2Y3B1cyBhcyBs aXR0bGUgb3IgQklHKSBhbmQgdGhlIGd1ZXN0IE9TIChob3cgZG9lcyB0aGUKZ3Vlc3QgT1Mga25v dyB3aGV0aGVyIGEgc3BlY2lmaWMgdmNwdSBpcyBsaXR0bGUgb3IgQklHKSwgYW5kIHRoZXJlJ3MK dGhlICppbXBsZW1lbnRhdGlvbiogb2YgdGhhdC4KCkZvciBjb21wYXJpc29uLCB4bCBwcm92aWRl cyBhICJndWVzdCBudW1hIiBpbnRlcmZhY2U7IGJ1dCB0aGUgWGVuCnNjaGVkdWxlcnMgYWN0dWFs bHkgZG9uJ3Qga25vdyBhbnl0aGluZyBhYm91dCBOVU1BIC0tIHRoZXkgb25seSBoYXZlCnRoZSBj b25jZXB0IG9mICJzb2Z0IGFmZmluaXR5Ii4gIHhsIHVzZXMgc29mdCBhZmZpbml0eSB0byBpbXBs ZW1lbnQKdGhlIE5VTUEgY2hhcmFjdGVyaXN0aWNzIHdlIHdhbnQgZnJvbSB0aGUgc2NoZWR1bGVy LgoKSXQgc2VlbXMgdG8gbWUgdGhhdCB0aGUgYmVzdCBjb21iaW5hdGlvbiBvZiBmdW5jdGlvbmFs aXR5IC8gc2ltcGxpY2l0eQp3b3VsZCBiZSB0byBwcm92aWRlIGEgd2F5IHRvIHNwZWNpZnksIGlu IHhsLCB3aGljaCB2Y3B1cyBzaG91bGQgYmUgYmlnCmFuZCBMSVRUTEUgKHNvbWV0aGluZyBzaW1p bGFyIHRvIHdoYXQgRGFyaW8gbWVudGlvbnMgYmVsb3cpOyBhbmQgdGhlbgp0byBpbXBsZW1lbnQg dGhhdCBpbml0aWFsbHkgb25seSB3aXRoIGNwdSBwaW5uaW5nIGluc2lkZSBvZiB4bC4KClRoZW4g YXQgc29tZSBwb2ludCB3ZSBjYW4gZXh0ZW5kIHRoYXQgdG8gdGFnZ2luZyBlYWNoIHZjcHUgd2l0 aCBhCiJwY3B1IGNsYXNzIiwgYW5kIHRlYWNoaW5nIHNjaGVkdWxlcnMgYWJvdXQgdGhvc2UgY2xh c3NlcywgYW5kIG1ha2luZwpzdXJlIGVhY2ggdmNwdSBydW5zIG9ubHkgd2l0aGluIGl0cyBvd24g Y2xhc3MuICBUaGlzIGVmZmVjdGl2ZWx5CmFtb3VudHMgdG8gYW5vdGhlciBsYXllciBvZiBoYXJk IHBpbm5pbmcsIGJ1dCBvbmUgd2hpY2ggaXMgYSBiaXQgbW9yZQpyb2J1c3QgKGkuZS4sIHdvbid0 IGJlIGNvbmZ1c2VkIGlmIHRoZSB1c2VyIHRyaWVzIHRvIHNldCB0aGUgaGFyZAphZmZpbml0eSBv ZiBhIHZjcHUpLgoKVGhhdCBzYWlkLCBpZiB0aGUgZ29hbCBpcyB0byBnZXQgKnNvbWV0aGluZyog dXAgYXMgcXVpY2sgYXMgaHVtYW5seQpwb3NzaWJsZSwgaW1wbGVtZW50aW5nICJ4bCBjcHVwb29s LWJpZ0xJVFRMRS1zcGxpdCIgKG9yIGEKJ2NwdXBvb2xfc2V0dXA9YmlnbGl0dGxlJyBYZW4gY29t bWFuZC1saW5lIG9wdGlvbikgd291bGQgcHJvYmFibHkgZG8KdGhlIGpvYjsgYnV0IG9ubHkgYnkg bGltaXRpbmcgZG9tYWlucyB0byBoYXZpbmcgb25seSBiaWcgb3IgTElUVExFCnZjcHVzLgoKPiBT dXJlLCBidXQgaXQgbmVlZHMgdG8gYmUgdmVyeSBjbGVhci4gV2UgY2Fubm90IGFzayBwZW9wbGUg dG8gc3BvdAo+IGFyY2hpdGVjdHVyZSBzcGVjaWZpYyBmbGFncyBhbW9uZyB0aGUgb3V0cHV0IG9m IGB4bCBpbmZvJyB0byBiZSBhYmxlIHRvCj4gYXBwcm9wcmlhdGVseSBzdGFydCBhIGd1ZXN0LiBF dmVuIHdoYXQgSSBzdWdnZXN0ZWQgaXNuJ3QgZ3JlYXQgYXMgYHhsCj4gY3B1cG9vbC1saXN0JyBp c24ndCBhIGNvbW1vbiBjb21tYW5kIHRvIHJ1bi4KCldlbGwgZnVuZGFtZW50YWxseSwgZ2l2ZW4g dGhhdCBhIHZjcHUgaGFzIHRvIHN0YXJ0IGFuZCBzdGF5IG9uIHRoZQpzYW1lIGNsYXNzIG9mIHBy b2Nlc3NvcnMsIHRoZSB1c2VyIHdpbGwgaGF2ZSB0byBtYWtlIHNvbWUgYWN0aW9uIHRvCmRldmlh dGUgZnJvbSB0aGUgZGVmYXVsdC4gIEkgZG9uJ3QgZnVuZGFtZW50YWxseSBzZWUgYW55IGRpZmZl cmVuY2UKYmV0d2VlbiBzYXlpbmcgIkluIG9yZGVyIHRvIHVzZSB0aGUgTElUVExFIGNwdXMgeW91 IGhhdmUgdG8gc3BlY2lmeQp0aGUgTElUVExFIGNwdXBvb2wiIGFuZCAiSW4gb3JkZXIgdG8gdXNl IHRoZSBMSVRUTEUgY3B1cyB5b3UgaGF2ZSB0bwpzcGVjaWZ5IHNvbWUgdmNwdXMgYXMgTElUVExF IHZjcHVzIi4KCiAtR2VvcmdlCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3Jn Cmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK