From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: Re: [RFC 2/8] xen/arm: gic: Do not configure affinity for guest IRQ during routing Date: Wed, 22 Jun 2016 11:54:36 +0100 (BST) Message-ID: References: <1465318123-3090-1-git-send-email-julien.grall@arm.com> <1465318123-3090-3-git-send-email-julien.grall@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1465318123-3090-3-git-send-email-julien.grall@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Julien Grall Cc: sstabellini@kernel.org, wei.chen@arm.com, steve.capper@arm.com, xen-devel@lists.xen.org, shannon.zhao@linaro.org, shankerd@codeaurora.org List-Id: xen-devel@lists.xenproject.org T24gVHVlLCA3IEp1biAyMDE2LCBKdWxpZW4gR3JhbGwgd3JvdGU6Cj4gVGhlIGFmZmluaXR5IG9m IGEgZ3Vlc3QgSVJRIGlzIHNldCBldmVyeSB0aW1lIHRoZSBndWVzdCBlbmFibGUgaXQgKHNlZQo+ IHZnaWNfZW5hYmxlX2lycXMpLgo+IAo+IEl0IGlzIG5vdCBuZWNlc3NhcnkgdG8gc2V0IHRoZSBh ZmZpbml0eSB3aGVuIHRoZSBJUlEgaXMgcm91dGVkIHRvIHRoZQo+IGd1ZXN0IGJlY2F1c2UgWGVu IHdpbGwgbmV2ZXIgcmVjZWl2ZSB0aGUgSVJRIHVudGlsIGl0IGhhc3MgYmVlbiBlbmFibGVkCj4g YnkgdGhlIGd1ZXN0Lgo+IAo+IFNpZ25lZC1vZmYtYnk6IEp1bGllbiBncmFsbCA8anVsaWVuLmdy YWxsQGFybS5jb20+Cj4gLS0tCj4gIHhlbi9hcmNoL2FybS9naWMuYyB8IDEwICsrKystLS0tLS0K PiAgMSBmaWxlIGNoYW5nZWQsIDQgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKPiAKPiBk aWZmIC0tZ2l0IGEveGVuL2FyY2gvYXJtL2dpYy5jIGIveGVuL2FyY2gvYXJtL2dpYy5jCj4gaW5k ZXggOGExMDg3Yi4uZjI1MzgxZiAxMDA2NDQKPiAtLS0gYS94ZW4vYXJjaC9hcm0vZ2ljLmMKPiAr KysgYi94ZW4vYXJjaC9hcm0vZ2ljLmMKPiBAQCAtOTcsMTcgKzk3LDEzIEBAIHZvaWQgZ2ljX3Jl c3RvcmVfc3RhdGUoc3RydWN0IHZjcHUgKnYpCj4gIH0KPiAgCj4gIC8qCj4gLSAqIG5lZWRzIHRv IGJlIGNhbGxlZCB3aXRoIGEgdmFsaWQgY3B1X21hc2ssIGllIGVhY2ggY3B1IGluIHRoZSBtYXNr IGhhcwo+IC0gKiBhbHJlYWR5IGNhbGxlZCBnaWNfY3B1X2luaXQKPiAgICogLSBkZXNjLmxvY2sg bXVzdCBiZSBoZWxkCj4gICAqIC0gYXJjaC50eXBlIG11c3QgYmUgdmFsaWQgKGkuZSAhPSBJUlFf VFlQRV9JTlZBTElEKQo+ICAgKi8KPiAgc3RhdGljIHZvaWQgZ2ljX3NldF9pcnFfcHJvcGVydGll cyhzdHJ1Y3QgaXJxX2Rlc2MgKmRlc2MsCj4gLSAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgY29uc3QgY3B1bWFza190ICpjcHVfbWFzaywKPiAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICB1bnNpZ25lZCBpbnQgcHJpb3JpdHkpCj4gIHsKPiAgICAgIGdpY19od19v cHMtPnNldF9pcnFfcHJvcGVydGllcyhkZXNjLCBwcmlvcml0eSk7Cj4gLSAgICBkZXNjLT5oYW5k bGVyLT5zZXRfYWZmaW5pdHkoZGVzYywgY3B1X21hc2spOwo+ICB9Cj4gIAo+ICAvKiBQcm9ncmFt IHRoZSBHSUMgdG8gcm91dGUgYW4gaW50ZXJydXB0IHRvIHRoZSBob3N0IChpLmUuIFhlbikKPiBA QCAtMTIzLDcgKzExOSw5IEBAIHZvaWQgZ2ljX3JvdXRlX2lycV90b194ZW4oc3RydWN0IGlycV9k ZXNjICpkZXNjLCBjb25zdCBjcHVtYXNrX3QgKmNwdV9tYXNrLAo+ICAKPiAgICAgIGRlc2MtPmhh bmRsZXIgPSBnaWNfaHdfb3BzLT5naWNfaG9zdF9pcnFfdHlwZTsKPiAgCj4gLSAgICBnaWNfc2V0 X2lycV9wcm9wZXJ0aWVzKGRlc2MsIGNwdV9tYXNrLCBwcmlvcml0eSk7Cj4gKyAgICBkZXNjLT5o YW5kbGVyLT5zZXRfYWZmaW5pdHkoZGVzYywgY3B1X21hc2spOwoKWW91IGNvdWxkIGNhbGwgaXJx X3NldF9hZmZpbml0eSBoZXJlLCBpdCBtaWdodCBtYWtlIGZvciBuaWNlciBjb2RlLgoKQWN0dWFs bHkgdGhpbmtpbmcgbW9yZSBhYm91dCB0aGlzLCBJIHRoaW5rIGl0IHdvdWxkIGJlIGJldHRlciB0 byBhZGQgdGhlCmlycV9zZXRfYWZmaW5pdHkgY2FsbCB0byB4ZW4vYXJjaC9hcm0vaXJxLmM6c2V0 dXBfaXJxLCByaWdodCBhZnRlciB0aGUKY2FsbCB0byBnaWNfcm91dGVfaXJxX3RvX3hlbi4gIFRo YXQgd2F5IGJvdGggZ2ljX3JvdXRlX2lycV90b194ZW4gYW5kCmdpY19yb3V0ZV9pcnFfdG9fZ3Vl c3Qgd291bGQgYmVoYXZlIHRoZSBzYW1lIHdheToganVzdCBzZXR1cCB0aGUgcm91dGluZwphbmQg bm90IHRoZSBhZmZpbml0eS4KCldoYXQgZG8geW91IHRoaW5rPwoKCj4gKyAgICBnaWNfc2V0X2ly cV9wcm9wZXJ0aWVzKGRlc2MsIHByaW9yaXR5KTsKPiAgfQo+ICAKPiAgLyogUHJvZ3JhbSB0aGUg R0lDIHRvIHJvdXRlIGFuIGludGVycnVwdCB0byBhIGd1ZXN0Cj4gQEAgLTE1NSw3ICsxNTMsNyBA QCBpbnQgZ2ljX3JvdXRlX2lycV90b19ndWVzdChzdHJ1Y3QgZG9tYWluICpkLCB1bnNpZ25lZCBp bnQgdmlycSwKPiAgICAgIGRlc2MtPmhhbmRsZXIgPSBnaWNfaHdfb3BzLT5naWNfZ3Vlc3RfaXJx X3R5cGU7Cj4gICAgICBzZXRfYml0KF9JUlFfR1VFU1QsICZkZXNjLT5zdGF0dXMpOwo+ICAKPiAt ICAgIGdpY19zZXRfaXJxX3Byb3BlcnRpZXMoZGVzYywgY3B1bWFza19vZih2X3RhcmdldC0+cHJv Y2Vzc29yKSwgcHJpb3JpdHkpOwo+ICsgICAgZ2ljX3NldF9pcnFfcHJvcGVydGllcyhkZXNjLCBw cmlvcml0eSk7Cj4gIAo+ICAgICAgcC0+ZGVzYyA9IGRlc2M7Cj4gICAgICByZXMgPSAwOwoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1h aWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94 ZW4tZGV2ZWwK