From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH v2 6/9] spinlock: Introduce spin_lock_cb() Date: Tue, 18 Apr 2017 06:43:57 -0600 Message-ID: <58F6262D0200007800151928@prv-mh.provo.novell.com> References: <1491238256-5517-1-git-send-email-boris.ostrovsky@oracle.com> <1491238256-5517-7-git-send-email-boris.ostrovsky@oracle.com> <58EFB95A0200007800150DD3@prv-mh.provo.novell.com> <0b869bd0-8e95-ef54-2d12-4716c49114f6@oracle.com> <58F5D30502000078001515EC@prv-mh.provo.novell.com> <89bf1b3a-5238-fcf5-c96d-8b4c4805edd1@oracle.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <89bf1b3a-5238-fcf5-c96d-8b4c4805edd1@oracle.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Boris Ostrovsky Cc: tim@xen.org, sstabellini@kernel.org, wei.liu2@citrix.com, George.Dunlap@eu.citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDE4LjA0LjE3IGF0IDE0OjMyLCA8Ym9yaXMub3N0cm92c2t5QG9yYWNsZS5jb20+IHdy b3RlOgo+IE9uIDA0LzE4LzIwMTcgMDI6NDkgQU0sIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+PiBP biAxMy4wNC4xNyBhdCAxODo1NSwgPGJvcmlzLm9zdHJvdnNreUBvcmFjbGUuY29tPiB3cm90ZToK Pj4+IE9uIDA0LzEzLzIwMTcgMTE6NDYgQU0sIEphbiBCZXVsaWNoIHdyb3RlOgo+Pj4+Pj4+IE9u IDAzLjA0LjE3IGF0IDE4OjUwLCA8Ym9yaXMub3N0cm92c2t5QG9yYWNsZS5jb20+IHdyb3RlOgo+ Pj4+PiBXaGlsZSB3YWl0aW5nIGZvciBhIGxvY2sgd2UgbWF5IHdhbnQgdG8gcGVyaW9kaWNhbGx5 IHJ1biBzb21lCj4+Pj4+IGNvZGUuIFdlIGNvdWxkIHVzZSBzcGluX3RyeWxvY2soKSBidXQgc2lu Y2UgaXQgZG9lc24ndCB0YWtlIGxvY2sKPj4+Pj4gdGlja2V0IGl0IG1heSB0YWtlIGEgbG9uZyB0 aW1lIHVudGlsIHRoZSBsb2NrIGlzIHRha2VuLgo+Pj4+Pgo+Pj4+PiBBZGQgc3Bpbl9sb2NrX2Ni KCkgdGhhdCBhbGxvd3MgdXMgdG8gZXhlY3V0ZSBhIGNhbGxiYWNrIHdoaWxlIHdhaXRpbmcuCj4+ Pj4gWW91IGRvbid0IGFkZCBhbnkgdXNlcihzKSBvZiB0aGlzIG5ldyBpbnRlcmZhY2UgYW5kIHlv dSBhbHNvIGRvbid0Cj4+Pj4gb3V0bGluZSB1bmRlciB3aGF0IGNvbmRpdGlvbnMgeW91IHRoaW5r IHVzaW5nIHRoaXMgbWlnaHQgYmUgYSBnb29kCj4+Pj4gaWRlYS4gT24gdGhhdCBiYXNpcyBJIGRv bid0IHRoaW5rIHRoaXMgbWFrZXMgbXVjaCBzZW5zZS4gSSBhbQo+Pj4+IHBhcnRpY3VsYXJseSB3 b3JyaWVkIG9mIHVuZHVlIGxhdGVuY2llcyB1c2Ugb2YgdGhpcyBmdW5jdGlvbiBtYXkKPj4+PiBp bmN1ci4KPj4+IFRoZXJlIGlzIChjdXJyZW50bHkpIG9ubHkgb25lIHVzZXIgb2YgdGhpcyBpbnRl cmZhY2UgYW5kIGl0IGlzCj4+PiBpbnRyb2R1Y2VkIGluIHRoZSBuZXh0IHBhdGNoLgo+Pj4KPj4+ IElmIHlvdSBkb24ndCB0aGluayBleHBsYW5hdGlvbiBhYm92ZSBpcyBzdWZmaWNpZW50IEkgY2Fu IGFkZAo+Pj4KPj4+ICAgICAiVGhpcyBjb2RlIG1heSwgZm9yIGV4YW1wbGUsIGFsbG93IHRoZSBj YWxsZXIgdG8gcmVsZWFzZSByZXNvdXJjZXMKPj4+ICAgICAgIGhlbGQgYnkgaXQgdGhhdCBhcmUg bm8gbG9uZ2VyIG5lZWRlZCBpbiB0aGUgY3JpdGljYWwgc2VjdGlvbiBwcm90ZWN0ZWQKPj4+ICAg ICAgIGJ5IHRoZSBsb2NrLiIKPj4+Cj4+PiBhZnRlciB0aGUgZmlyc3Qgc2VudGVuY2UuCj4+Pgo+ Pj4gQXMgZm9yIGxhdGVuY3ksIHRoZSBmYXN0IHBhdGggaXMgbm90IGFmZmVjdGVkLCBpdCdzIG9u bHkgaWYgdGhlIGxvY2sgaXMKPj4+IGFscmVhZHkgdGFrZW4gZG8gd2UgbWFrZSB0aGUgY2FsbGJh Y2suCj4+IFRoYXQncyBhIHJhdGhlciByZWxldmFudCBhc3BlY3QsIHdoaWNoIEkgdGhpbmsgbmVl ZHMgY2FsbGluZyBvdXQKPj4gZXhwbGljaXRseS4gQXMgeW91IG1heSBoYXZlIG5vdGljZWQsIG15 IGluaXRpYWwgdW5kZXJzdGFuZGluZyBvZgo+PiB0aGUgYmFzaWMgaWRlYSBoZXJlIHdhcyB0aGF0 IHRoZSBjYWxsYmFjayB3b3VsZCBiZSBpbnZva2VkIHdoaWxlCj4+IHNwaW5uaW5nIChpLmUuIHRv IHVzZSB0byBzcGlubmluZyB0aW1lIHRvIGRvIHNvbWV0aGluZyB1c2VmdWwpLAo+PiBub3Qgd2hp bGUgaG9sZGluZyB0aGUgbG9jay4KPiAKPiBUaGUgY2FsbGJhY2sgKmlzKiBpbnZva2VkIHdoZW4g d2UgYXJlIHNwaW5uaW5nIHdhaXRpbmcgZm9yIHRoZSBsb2NrLiBJCj4gcHJvYmFibHkgc2hvdWxk IGhhdmUgc2FpZCAib25seSBpZiB0aGUgbG9jayBpcyBhbHJlYWR5IHRha2VuIGJ5IHNvbWVvbmUK PiBlbHNlIi4gSG93ZXZlciwgb24gdGhlIGZhc3QgcGF0aCwgd2hlcmUgbm9vbmUgaXMgaG9sZGlu ZyB0aGUgbG9jayBhbmQKPiB0aGUgY2FsbGVyIGNhbiBncmFiIGl0IHJpZ2h0IGF3YXksIHRoZSBj YWxsYmFjayBpcyBub3QgaW52b2tlZC4KCk9oLCBzbyBiYWNrIHRvIHdoYXQgSSB3YXMgb3JpZ2lu YWxseSB1bmRlcnN0YW5kaW5nLCBhbmQgYmFjayB0byBteQpsYXRlbmN5IGNvbmNlcm5zLiBZZXMs IHJlbGVhc2luZyBhIHJlc291cmNlIG91Z2h0IHRvIG5vdCBpbmN1ciBtdWNoCmxhdGVuY3ksIGJ1 dCBhcyB5b3Uga25vdyBvbmNlIHdlIGhhdmUgYSBjZXJ0YWluIG1lY2hhbmlzbSwgb3RoZXIKbGVz cyBjbGVhciB1c2UgY2FzZXMgbWF5IGFwcGVhci4gVGhlcmVmb3JlIHdoaWxlIEknbSBub3Qgb3V0 cmlnaHQKb2JqZWN0aW5nIHRvIHRoZSBpZGVhLCBJJ20gbm90IHJlYWxseSBjb252aW5jZWQgb2Yg aXQgZWl0aGVyICh0aGUgbW9yZQp0aGF0IHRoZSB0cnktbG9jayBhcHByb2FjaCBzdGlsbCBleGlz dHMgYXMgYSBwb3NzaWJsZSBhbHRlcm5hdGl2ZSkuIEF0CmxlYXN0IGEgdmVyeSBjbGVhciB3YXJu aW5nIG5lZWRzIHRvIGJlIHBsYWNlZCBuZXh0IHRvIHRoZSBmdW5jdGlvbgpkZWNsYXJhdGlvbiBh bmQvb3IgZGVmaW5pdGlvbi4KCkphbgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhl bi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=