From mboxrd@z Thu Jan 1 00:00:00 1970 From: Juergen Gross Subject: Re: [PATCH 2/2] xen: sched: we never get into context_switch() with prev==next Date: Tue, 23 Apr 2019 11:56:58 +0200 Message-ID: <14e58f7e-305b-9ed9-9217-2b0b489521c7@suse.com> References: <155577364571.25746.11988517450711182732.stgit@wayrath> <155577388740.25746.3780283868034526234.stgit@wayrath> <38C4FE16-299B-4726-9BC2-9AC99D6D1F59@citrix.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 1hIsAi-0002XV-2D for xen-devel@lists.xenproject.org; Tue, 23 Apr 2019 09:57:04 +0000 In-Reply-To: <38C4FE16-299B-4726-9BC2-9AC99D6D1F59@citrix.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: George Dunlap , Dario Faggioli Cc: Stefano Stabellini , Wei Liu , Andrew Cooper , Julien Grall , Jan Beulich , Xen-devel , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org T24gMjMvMDQvMjAxOSAxMTo1MCwgR2VvcmdlIER1bmxhcCB3cm90ZToKPiAKPiAKPj4gT24gQXBy IDIwLCAyMDE5LCBhdCA0OjI0IFBNLCBEYXJpbyBGYWdnaW9saSA8ZGZhZ2dpb2xpQHN1c2UuY29t PiB3cm90ZToKPj4KPj4gSW4gc2NoZWR1bGUoKSwgaWYgd2UgcGljaywgYXMgdGhlIG5leHQgdmNw dSB0byBydW4gKG5leHQpIHRoZSBzYW1lIG9uZQo+PiB0aGF0IGlzIHJ1bm5pbmcgYWxyZWFkeSAo cHJldiksIHdlIG5ldmVyIGdldCB0byBjYWxsIGNvbnRleHRfc3dpdGNoKCkuCj4+Cj4+IFdlIGNh biwgdGhlcmVmb3JlLCBnZXQgcmlkIG9mIGFsbCB0aGUgYGlmYC1zIHRlc3RpbmcgcHJldiBhbmQg bmV4dCBiZWluZwo+PiBkaWZmZXJlbnQsIHRyYWRpbmcgdGhlbSB3aXRoIGFuIEFTU0VSVCgpIChv biBBUk0sIHRoZSBBU1NFUlQoKSB3YXMgZXZlbgo+PiBhbHJlYWR5IHRoZXJlISkKPiAKPiBLZWVw aW5nIGluIG1pbmQgdGhhdCBBU1NFUlQoKSBpcyBtZXJlbHkgYSBkZWJ1Z2dpbmcgYWlkOiBzdXBw b3NlIHRoYXQgdGVzdGluZyBkaWRu4oCZdCBkaXNjb3ZlciB0aGlzLCBhbmQgYSBidWcgdGhhdCB2 aW9sYXRlZCB0aGlzIGFzc3VtcHRpb24gc2xpcHBlZCBpbnRvIHByb2R1Y3Rpb24uICBXb3VsZCB0 aGUgcGF0Y2hlZCBjb2RlIERUUlQ/CgpUaGUgdW5wYXRjaGVkIGNvZGUgd291bGQgYWxyZWFkeSBk byBzb21ldGhpbmcgd3Jvbmc6IGl0IHdvdWxkIGNsZWFyCnYtPmlzX3J1bm5pbmcgKHRocm91Z2gg Y29udGV4dF9zYXZlZCgpKSBmb3IgdGhlIHJ1bm5pbmcgdmNwdSwKcG90ZW50aWFsbHkgbGVhZGlu ZyB0byBhbGwgc29ydHMgb2Ygd3JvbmcgZGVjaXNpb25zIGluIHRoZSBzY2hlZHVsaW5nCmNvZGUg bGF0ZXIuCgoKSnVlcmdlbgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVj dC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1k ZXZlbA== 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 7FE16C10F14 for ; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <38C4FE16-299B-4726-9BC2-9AC99D6D1F59@citrix.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH 2/2] xen: sched: we never get into context_switch() with prev==next 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: Stefano Stabellini , Wei Liu , Andrew Cooper , Julien Grall , Jan Beulich , Xen-devel , Roger Pau Monne Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Message-ID: <20190423095658.hJO8qByFkQ7iImG90MsWcRNYqH7NpfRSUNzt_Sjr31k@z> T24gMjMvMDQvMjAxOSAxMTo1MCwgR2VvcmdlIER1bmxhcCB3cm90ZToKPiAKPiAKPj4gT24gQXBy IDIwLCAyMDE5LCBhdCA0OjI0IFBNLCBEYXJpbyBGYWdnaW9saSA8ZGZhZ2dpb2xpQHN1c2UuY29t PiB3cm90ZToKPj4KPj4gSW4gc2NoZWR1bGUoKSwgaWYgd2UgcGljaywgYXMgdGhlIG5leHQgdmNw dSB0byBydW4gKG5leHQpIHRoZSBzYW1lIG9uZQo+PiB0aGF0IGlzIHJ1bm5pbmcgYWxyZWFkeSAo cHJldiksIHdlIG5ldmVyIGdldCB0byBjYWxsIGNvbnRleHRfc3dpdGNoKCkuCj4+Cj4+IFdlIGNh biwgdGhlcmVmb3JlLCBnZXQgcmlkIG9mIGFsbCB0aGUgYGlmYC1zIHRlc3RpbmcgcHJldiBhbmQg bmV4dCBiZWluZwo+PiBkaWZmZXJlbnQsIHRyYWRpbmcgdGhlbSB3aXRoIGFuIEFTU0VSVCgpIChv biBBUk0sIHRoZSBBU1NFUlQoKSB3YXMgZXZlbgo+PiBhbHJlYWR5IHRoZXJlISkKPiAKPiBLZWVw aW5nIGluIG1pbmQgdGhhdCBBU1NFUlQoKSBpcyBtZXJlbHkgYSBkZWJ1Z2dpbmcgYWlkOiBzdXBw b3NlIHRoYXQgdGVzdGluZyBkaWRu4oCZdCBkaXNjb3ZlciB0aGlzLCBhbmQgYSBidWcgdGhhdCB2 aW9sYXRlZCB0aGlzIGFzc3VtcHRpb24gc2xpcHBlZCBpbnRvIHByb2R1Y3Rpb24uICBXb3VsZCB0 aGUgcGF0Y2hlZCBjb2RlIERUUlQ/CgpUaGUgdW5wYXRjaGVkIGNvZGUgd291bGQgYWxyZWFkeSBk byBzb21ldGhpbmcgd3Jvbmc6IGl0IHdvdWxkIGNsZWFyCnYtPmlzX3J1bm5pbmcgKHRocm91Z2gg Y29udGV4dF9zYXZlZCgpKSBmb3IgdGhlIHJ1bm5pbmcgdmNwdSwKcG90ZW50aWFsbHkgbGVhZGlu ZyB0byBhbGwgc29ydHMgb2Ygd3JvbmcgZGVjaXNpb25zIGluIHRoZSBzY2hlZHVsaW5nCmNvZGUg bGF0ZXIuCgoKSnVlcmdlbgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVj dC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1k ZXZlbA==