From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: [PATCH for-4.12 V3] x86/altp2m: fix HVMOP_altp2m_set_domain_state race Date: Tue, 12 Feb 2019 00:31:22 -0700 Message-ID: <5C62764A0200007800215C99@prv1-mh.provo.novell.com> References: <1549876422-22274-1-git-send-email-rcojocaru@bitdefender.com> <5C614A1B02000078002158A5@prv1-mh.provo.novell.com> <2806b8c2-ae3c-6f45-9c5c-dead9235ca83@bitdefender.com> <5C61A9DF0200007800215ABD@prv1-mh.provo.novell.com> <6d20033b-4320-9c15-1d15-06da2089ae00@bitdefender.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 1gtSXT-0004Mq-6z for xen-devel@lists.xenproject.org; Tue, 12 Feb 2019 07:31:31 +0000 In-Reply-To: <6d20033b-4320-9c15-1d15-06da2089ae00@bitdefender.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Razvan Cojocaru Cc: Kevin Tian , Wei Liu , George Dunlap , Andrew Cooper , Jun Nakajima , xen-devel , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDExLjAyLjE5IGF0IDE4OjIxLCA8cmNvam9jYXJ1QGJpdGRlZmVuZGVyLmNvbT4gd3Jv dGU6Cj4gT24gMi8xMS8xOSA2OjU5IFBNLCBKYW4gQmV1bGljaCB3cm90ZToKPj4+PiBUaGFua3Mg Zm9yIG5vdGljaW5nLCBhY3R1YWxseSB0aGlzIGFwcGVhcnMgdG8gaW52YWxpZGF0ZSB0aGUgd2hv bGUgCj4+Pj4gcHVycG9zZSBvZiB0aGUgcGF0Y2ggKEkgc2hvdWxkIGhhdmUgdGVzdGVkIHRoaXMg bW9yZSBiZWZvcmUgc3VtYml0dGluZyAKPj4+PiBWMywgc29ycnkpLgo+Pj4+Cj4+Pj4gVGhlIHdo b2xlIHBvaW50IG9mIHRoZSBuZXcgYm9vbGVhbiBpcyB0byBoYXZlIHAybSBhc3NpZ25lZCBhbiBh bHRwMm0gCj4+Pj4gcmVnYXJkbGVzcyBvZiBhbHRwMm1fYWN0aXZlKCkgKGhlbmNlIHRoZSBjaGFu Z2UpIC0gd2hpY2ggbm93IG5vIGxvbmdlciAKPj4+PiBoYXBwZW5zLiBJIGdvdCBjYXJyaWVkIGF3 YXkgd2l0aCB0aGlzIGNoYW5nZS4KPj4+Pgo+Pj4+IFRoZSBmYWN0IHRoYXQgdGhpcyBpcyBzbyBl YXN5IHRvIGdldCB3cm9uZyBpcyB0aGUgcmVhc29uIHdoeSBJJ3ZlIAo+Pj4+IHByZWZlcnJlZCB0 aGUgZG9tYWluX3BhdXNlKCkgc29sdXRpb24uIFRoZXJlIGFwcGVhcnMgdG8gYmUgbm8gY2xlYW4g d2F5IAo+Pj4+IHRvIGZpeCB0aGlzIG90aGVyd2lzZSwgYW5kIGlmIHRoaXMgaXMgc28gZWFzeSB0 byBtaXN1bmRlcnN0YW5kIGl0J2xsIAo+Pj4+IGJyZWFrIGp1c3QgYXMgZWFzaWx5IHdpdGggZnVy dGhlciBjaGFuZ2VzLgo+Pj4+Cj4+Pj4gSSBzdXBwb3NlIEkgY291bGQganVzdCBwYXNzIHRoZSBi b29sIGFsb25nIHRvIHAybV9nZXRfYWx0cDJtKCkgKGFuZCAKPj4+PiBpbmRlZWQgcmVtb3ZlIHRo ZSBpZigpKS4uLgo+Pj4KPj4+IEkgdGhpbmsgdGhlIGJlc3QgdGhhdCBjYW4gYmUgZG9uZSBoZXJl IGlzIHRvIGNoZWNrIGlmIGFsdHAybV9hY3RpdmUoKSAKPj4+IGVhcmx5IGluIHAybV9zd2l0Y2hf dmNwdV9hbHRwMm1fYnlfaWQoKSBhbmQgCj4+PiBwMm1fc3dpdGNoX2RvbWFpbl9hbHRwMm1fYnlf aWQoKSwgdGhlbiBiYWlsIGlmIGl0J3Mgbm90IGFjdGl2ZS4gU2luY2UgCj4+PiB0aGVzZSBhcmUg b25seSBjYWxsZWQgYnkgSFZNT1BfYWx0cDJtXyogKGFuZCB0aHVzIHNlcmlhbGl6ZWQgYnkgdGhl IAo+Pj4gZG9tYWluIGxvY2spLCBpdCBzaG91bGQgYmUgZW5vdWdoIFdSVCBIVk1PUF9hbHRwMm1f c2V0X2RvbWFpbl9zdGF0ZS4KPj4gCj4+IEknbSBjb25mdXNlZDogV2hlcmUgZG8geW91IHNlZSB0 aGUgZG9tYWluIGxvY2sgdXNlZCB0aGVyZT8KPj4gUGx1cyBJIGNhbid0IHNlZSBwMm1fc3dpdGNo X3ZjcHVfYWx0cDJtX2J5X2lkKCkgY2FsbGVkIGZvcgo+PiBhbnkgSFZNT1BfYWx0cDJtXyogYXQg YWxsLiBPbmUgb2YgdGhlIGFjdHVhbCBjYWxsZXJzIGlzIGd1YXJkZWQKPj4gYnkgYWx0cDJtX2Fj dGl2ZSgpLCBidXQgdGhlIG90aGVyIGlzbid0Lgo+IAo+IGRvX2FsdHAybV9vcCgpIGRvZXMgZCA9 IHJjdV9sb2NrX2RvbWFpbl9ieV9hbnlfaWQoYS5kb21haW4pOywgYW5kCj4gdW5sb2NrcyBpdCBi ZWZvcmUgaXQgZXhpdHMuCgpCdXQgdGhhdCdzIG5vdCB0aGUgImRvbWFpbiBsb2NrIi4gVGhpcyBp cyBqdXN0IG1ha2luZyBzdXJlIHRoZSBkb21haW4Kd29uJ3QgZGlzYXBwZWFyIGJlaGluZCB5b3Vy IGJhY2suCgo+IEJ1dCB5b3UncmUgcmlnaHQsIHAybV9zd2l0Y2hfdmNwdV9hbHRwMm1fYnlfaWQo KSBpcyBub3QgY2FsbGVkIGZvciBhbnkKPiBIVk1PUF9hbHRwMm1fKiwgSSd2ZSBtaXNyZWFkIHRo YXQuIEhlbmNlLCBJIGJlbGlldmUgYm90aCBjYWxsZXJzCj4gb2ZwMm1fc3dpdGNoX3ZjcHVfYWx0 cDJtX2J5X2lkKCkgbWF5IHJhY2Ugd2l0aCBIVk1PUF9hbHRwMm1fKi4KPiAKPiBXb3VsZCB5b3Ug bGlrZSBtZSB0byBhZGQgdGhlIGFsdHAybV9hY3RpdmUoKSBjaGVjayBpbiBib3RoCj4gcDJtX3N3 aXRjaF9kb21haW5fYWx0cDJtX2J5X2lkKCkgYW5kIHAybV9zd2l0Y2hfdmNwdV9hbHRwMm1fYnlf aWQoKSwgYW5kCj4gbWFrZSBpdCBoYXJkZXIgdG8gcmFjZSAoaXQgc3RpbGwgd29uJ3QgYmUgaW1w b3NzaWJsZSwgc2luY2UgdGhlIGJvb2wgbWF5Cj4gYmVjb21lIGZhbHNlIGJldHdlZW4gdGhlIGNo ZWNrIGFuZCB0aGUgYWN0dWFsIGZ1bmN0aW9uIGxvZ2ljIGZvcgo+IHAybV9zd2l0Y2hfdmNwdV9h bHRwMm1fYnlfaWQoKSwgYXMgeW91J3ZlIG5vdGljZWQpPwoKV2VsbCwgYWx0cDJtIGJlaW5nIFRl Y2ggUHJldmlldywgYW55IHBhcnRpYWwgZml4IF9jb3VsZF8gZG8gaW4KcHJpbmNpcGxlLiBCdXQg cGVyc29uYWxseSBJIGRpc2xpa2Ugc3VjaCBoYWxmIGhlYXJ0ZWQgYXBwcm9hY2hlcywKYW5kIGhl bmNlIEknZCByZWNvbW1lbmQgdG8gYWRkcmVzcyB0aGUgaXNzdWUgaW4gZnVsbCwgaS5lLgplbGlt aW5hdGUgcmFjZSBwb3RlbnRpYWwgYWx0b2dldGhlci4gSW4gdGhlIGVuZCB5b3UncmUgZ29pbmcg dG8KYmUgYml0dGVuIG1vcmUgdGhhbiBtZSBieSBub3QgZ2V0dGluZyB0aGlzIGludG8gcHJvcGVy IHNoYXBlLgoKSmFuCgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qu b3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2 ZWw=