From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH RFC 1/9] x86/IRQ: deal with move-in-progress state in fixup_irqs() Date: Mon, 29 Apr 2019 07:08:19 -0600 Message-ID: <5CC6F7430200007800229FBA@prv1-mh.provo.novell.com> References: <5CC6DD090200007800229E80@prv1-mh.provo.novell.com> <5CC6DE8F0200007800229E9A@prv1-mh.provo.novell.com> <5CC6F4270200007800229FA8@prv1-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hL61E-0001ai-Oz for xen-devel@lists.xenproject.org; Mon, 29 Apr 2019 13:08:28 +0000 In-Reply-To: <5CC6F4270200007800229FA8@prv1-mh.provo.novell.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: xen-devel Cc: Andrew Cooper , Roger Pau Monne , Wei Liu , Igor Druzhinin List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDI5LjA0LjE5IGF0IDE0OjU1LCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+Pj4+ IE9uIDI5LjA0LjE5IGF0IDEzOjIyLCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+PiBSRkM6 IEkndmUgc2VlbiB0aGUgbmV3IEFTU0VSVCgpIGluIGlycV9tb3ZlX2NsZWFudXBfaW50ZXJydXB0 KCkgdHJpZ2dlci4KPj4gICAgICBJJ20gcHJldHR5IHN1cmUgdGhhdCB0aGlzIGFzc2VydGlvbiB0 cmlnZ2VyaW5nIG1lYW5zIHNvbWV0aGluZyBlbHNlCj4+ICAgICAgaXMgd3JvbmcsIGFuZCBoYXMg YmVlbiBldmVuIHByaW9yIHRvIHRoaXMgY2hhbmdlIChhZGRpbmcgdGhlCj4+ICAgICAgYXNzZXJ0 aW9uIHdpdGhvdXQgYW55IG9mIHRoZSBvdGhlciBjaGFuZ2VzIGhlcmUgc2hvdWxkIGJlIHZhbGlk IGluCj4+ICAgICAgbXkgdW5kZXJzdGFuZGluZykuCj4gCj4gU28gSSB0aGluayB3aGF0IGlzIG1p c3NpbmcgaXMgdXBkYXRpbmcgb2YgdmVjdG9yX2lycSAuLi4KPiAKPj4gQEAgLTIzOTEsNiArMjQw MSwyNCBAQCB2b2lkIGZpeHVwX2lycXMoY29uc3QgY3B1bWFza190ICptYXNrLCBiCj4+ICAgICAg ICAgICAgICBjb250aW51ZTsKPj4gICAgICAgICAgfQo+PiAgCj4+ICsgICAgICAgIC8qCj4+ICsg ICAgICAgICAqIEluIG9yZGVyIGZvciB0aGUgYWZmaW5pdHkgYWRqdXN0bWVudCBiZWxvdyB0byBi ZSBzdWNjZXNzZnVsLCB3ZQo+PiArICAgICAgICAgKiBuZWVkIF9fYXNzaWduX2lycV92ZWN0b3Io KSB0byBzdWNjZWVkLiBUaGlzIGluIHBhcnRpY3VsYXIgbWVhbnMKPj4gKyAgICAgICAgICogY2xl YXJpbmcgZGVzYy0+YXJjaC5tb3ZlX2luX3Byb2dyZXNzIGlmIHRoaXMgd291bGQgb3RoZXJ3aXNl Cj4+ICsgICAgICAgICAqIHByZXZlbnQgdGhlIGZ1bmN0aW9uIGZyb20gc3VjY2VlZGluZy4gU2lu Y2UgdGhlcmUncyBubyB3YXkgZm9yIHRoZQo+PiArICAgICAgICAgKiBmbGFnIHRvIGdldCBjbGVh cmVkIGFueW1vcmUgd2hlbiB0aGVyZSdzIG5vIHBvc3NpYmxlIGRlc3RpbmF0aW9uCj4+ICsgICAg ICAgICAqIGxlZnQgKHRoZSBvbmx5IHBvc3NpYmlsaXR5IHRoZW4gd291bGQgYmUgdGhlIElSUXMg ZW5hYmxlZCB3aW5kb3cKPj4gKyAgICAgICAgICogYWZ0ZXIgdGhpcyBsb29wKSwgdGhlcmUncyB0 aGVuIGFsc28gbm8gcmFjZSB3aXRoIHVzIGRvaW5nIGl0IGhlcmUuCj4+ICsgICAgICAgICAqCj4+ ICsgICAgICAgICAqIFRoZXJlZm9yZSB0aGUgbG9naWMgaGVyZSBhbmQgdGhlcmUgbmVlZCB0byBy ZW1haW4gaW4gc3luYy4KPj4gKyAgICAgICAgICovCj4+ICsgICAgICAgIGlmICggZGVzYy0+YXJj aC5tb3ZlX2luX3Byb2dyZXNzICYmCj4+ICsgICAgICAgICAgICAgIWNwdW1hc2tfaW50ZXJzZWN0 cyhtYXNrLCBkZXNjLT5hcmNoLmNwdV9tYXNrKSApCj4+ICsgICAgICAgIHsKPj4gKyAgICAgICAg ICAgIHJlbGVhc2Vfb2xkX3ZlYyhkZXNjKTsKPj4gKyAgICAgICAgICAgIGRlc2MtPmFyY2gubW92 ZV9pbl9wcm9ncmVzcyA9IDA7Cj4+ICsgICAgICAgIH0KPiAKPiAuLi4gaGVyZSBhbmQgaW4gdGhl IHNvbWV3aGF0IHNpbWlsYXIgbG9naWMgcGF0Y2ggMiBpbnNlcnRzIGEgZmV3IGxpbmVzCj4gdXAu IEknbSBhYm91dCB0byB0cnkgdGhpcyBvdXQsIGJ1dCBnaXZlbiBob3cgcmFyZWx5IEkndmUgc2Vl biB0aGUKPiBwcm9ibGVtIHRoaXMgd2lsbCB0YWtlIGEgd2hpbGUgdG8gZmVlbCBjb25maWRlbnQg KGlmLCBvZiBjb3Vyc2UsIGl0IGhlbHBzCj4gaW4gdGhlIGZpcnN0IHBsYWNlKS4KCkFjdHVhbGx5 IG5vLCB0aGUgMm5kIHBhdGNoIGRvZXNuJ3QgbmVlZCBhbnkgY2hhbmdlIC0gdGhlIGNvZGUKYWRk ZWQgdGhlcmUgb25seSBkZWFscyB3aXRoIENQVXMgYWxyZWFkeSBtYXJrZWQgb2ZmbGluZS4KCkph bgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4t ZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczov L2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC27CC43219 for ; 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Mon, 29 Apr 2019 13:08:25 +0000 (UTC) Received: from INET-PRV1-MTA by prv1-mh.provo.novell.com with Novell_GroupWise; Mon, 29 Apr 2019 07:08:24 -0600 Message-Id: <5CC6F7430200007800229FBA@prv1-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 18.1.0 Date: Mon, 29 Apr 2019 07:08:19 -0600 From: "Jan Beulich" To: "xen-devel" References: <5CC6DD090200007800229E80@prv1-mh.provo.novell.com> <5CC6DE8F0200007800229E9A@prv1-mh.provo.novell.com> <5CC6F4270200007800229FA8@prv1-mh.provo.novell.com> In-Reply-To: <5CC6F4270200007800229FA8@prv1-mh.provo.novell.com> Mime-Version: 1.0 Content-Disposition: inline Subject: Re: [Xen-devel] [PATCH RFC 1/9] x86/IRQ: deal with move-in-progress state in fixup_irqs() X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , Roger Pau Monne , Wei Liu , Igor Druzhinin Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190429130819.hBgTY1WqTfibs3W-gdng5Nmo5q7Iuwd1WjrLwRbVkVE@z> Pj4+IE9uIDI5LjA0LjE5IGF0IDE0OjU1LCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+Pj4+ IE9uIDI5LjA0LjE5IGF0IDEzOjIyLCA8SkJldWxpY2hAc3VzZS5jb20+IHdyb3RlOgo+PiBSRkM6 IEkndmUgc2VlbiB0aGUgbmV3IEFTU0VSVCgpIGluIGlycV9tb3ZlX2NsZWFudXBfaW50ZXJydXB0 KCkgdHJpZ2dlci4KPj4gICAgICBJJ20gcHJldHR5IHN1cmUgdGhhdCB0aGlzIGFzc2VydGlvbiB0 cmlnZ2VyaW5nIG1lYW5zIHNvbWV0aGluZyBlbHNlCj4+ICAgICAgaXMgd3JvbmcsIGFuZCBoYXMg YmVlbiBldmVuIHByaW9yIHRvIHRoaXMgY2hhbmdlIChhZGRpbmcgdGhlCj4+ICAgICAgYXNzZXJ0 aW9uIHdpdGhvdXQgYW55IG9mIHRoZSBvdGhlciBjaGFuZ2VzIGhlcmUgc2hvdWxkIGJlIHZhbGlk IGluCj4+ICAgICAgbXkgdW5kZXJzdGFuZGluZykuCj4gCj4gU28gSSB0aGluayB3aGF0IGlzIG1p c3NpbmcgaXMgdXBkYXRpbmcgb2YgdmVjdG9yX2lycSAuLi4KPiAKPj4gQEAgLTIzOTEsNiArMjQw MSwyNCBAQCB2b2lkIGZpeHVwX2lycXMoY29uc3QgY3B1bWFza190ICptYXNrLCBiCj4+ICAgICAg ICAgICAgICBjb250aW51ZTsKPj4gICAgICAgICAgfQo+PiAgCj4+ICsgICAgICAgIC8qCj4+ICsg ICAgICAgICAqIEluIG9yZGVyIGZvciB0aGUgYWZmaW5pdHkgYWRqdXN0bWVudCBiZWxvdyB0byBi ZSBzdWNjZXNzZnVsLCB3ZQo+PiArICAgICAgICAgKiBuZWVkIF9fYXNzaWduX2lycV92ZWN0b3Io KSB0byBzdWNjZWVkLiBUaGlzIGluIHBhcnRpY3VsYXIgbWVhbnMKPj4gKyAgICAgICAgICogY2xl YXJpbmcgZGVzYy0+YXJjaC5tb3ZlX2luX3Byb2dyZXNzIGlmIHRoaXMgd291bGQgb3RoZXJ3aXNl Cj4+ICsgICAgICAgICAqIHByZXZlbnQgdGhlIGZ1bmN0aW9uIGZyb20gc3VjY2VlZGluZy4gU2lu Y2UgdGhlcmUncyBubyB3YXkgZm9yIHRoZQo+PiArICAgICAgICAgKiBmbGFnIHRvIGdldCBjbGVh cmVkIGFueW1vcmUgd2hlbiB0aGVyZSdzIG5vIHBvc3NpYmxlIGRlc3RpbmF0aW9uCj4+ICsgICAg ICAgICAqIGxlZnQgKHRoZSBvbmx5IHBvc3NpYmlsaXR5IHRoZW4gd291bGQgYmUgdGhlIElSUXMg ZW5hYmxlZCB3aW5kb3cKPj4gKyAgICAgICAgICogYWZ0ZXIgdGhpcyBsb29wKSwgdGhlcmUncyB0 aGVuIGFsc28gbm8gcmFjZSB3aXRoIHVzIGRvaW5nIGl0IGhlcmUuCj4+ICsgICAgICAgICAqCj4+ ICsgICAgICAgICAqIFRoZXJlZm9yZSB0aGUgbG9naWMgaGVyZSBhbmQgdGhlcmUgbmVlZCB0byBy ZW1haW4gaW4gc3luYy4KPj4gKyAgICAgICAgICovCj4+ICsgICAgICAgIGlmICggZGVzYy0+YXJj aC5tb3ZlX2luX3Byb2dyZXNzICYmCj4+ICsgICAgICAgICAgICAgIWNwdW1hc2tfaW50ZXJzZWN0 cyhtYXNrLCBkZXNjLT5hcmNoLmNwdV9tYXNrKSApCj4+ICsgICAgICAgIHsKPj4gKyAgICAgICAg ICAgIHJlbGVhc2Vfb2xkX3ZlYyhkZXNjKTsKPj4gKyAgICAgICAgICAgIGRlc2MtPmFyY2gubW92 ZV9pbl9wcm9ncmVzcyA9IDA7Cj4+ICsgICAgICAgIH0KPiAKPiAuLi4gaGVyZSBhbmQgaW4gdGhl IHNvbWV3aGF0IHNpbWlsYXIgbG9naWMgcGF0Y2ggMiBpbnNlcnRzIGEgZmV3IGxpbmVzCj4gdXAu IEknbSBhYm91dCB0byB0cnkgdGhpcyBvdXQsIGJ1dCBnaXZlbiBob3cgcmFyZWx5IEkndmUgc2Vl biB0aGUKPiBwcm9ibGVtIHRoaXMgd2lsbCB0YWtlIGEgd2hpbGUgdG8gZmVlbCBjb25maWRlbnQg KGlmLCBvZiBjb3Vyc2UsIGl0IGhlbHBzCj4gaW4gdGhlIGZpcnN0IHBsYWNlKS4KCkFjdHVhbGx5 IG5vLCB0aGUgMm5kIHBhdGNoIGRvZXNuJ3QgbmVlZCBhbnkgY2hhbmdlIC0gdGhlIGNvZGUKYWRk ZWQgdGhlcmUgb25seSBkZWFscyB3aXRoIENQVXMgYWxyZWFkeSBtYXJrZWQgb2ZmbGluZS4KCkph bgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4t ZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczov L2xpc3RzLnhlbnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs