From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boris Ostrovsky Subject: Re: [PATCH] xen/pvcalls: fix potential endless loop in pvcalls-front.c Date: Mon, 6 Nov 2017 17:34:30 -0500 Message-ID: <6e859f55-2ec7-5ac6-9dce-e4463f85dfe3@oracle.com> References: <1510006679-6381-1-git-send-email-sstabellini@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eBpx5-0004mw-Po for xen-devel@lists.xenproject.org; Mon, 06 Nov 2017 22:33:07 +0000 In-Reply-To: <1510006679-6381-1-git-send-email-sstabellini@kernel.org> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Stefano Stabellini , xen-devel@lists.xenproject.org Cc: jgross@suse.com List-Id: xen-devel@lists.xenproject.org T24gMTEvMDYvMjAxNyAwNToxNyBQTSwgU3RlZmFubyBTdGFiZWxsaW5pIHdyb3RlOgo+IG11dGV4 X3RyeWxvY2soKSByZXR1cm5zIDEgaWYgeW91IHRha2UgdGhlIGxvY2sgYW5kIDAgaWYgbm90LiBB c3N1bWUgeW91Cj4gdGFrZSBpbl9tdXRleCBvbiB0aGUgZmlyc3QgdHJ5LCBidXQgeW91IGNhbid0 IHRha2Ugb3V0X211dGV4LiBOZXh0IHRpbWVzCj4geW91IGNhbGwgbXV0ZXhfdHJ5bG9jaygpIGlu X211dGV4IGlzIGdvaW5nIHRvIGZhaWwuIEl0J3MgYW4gZW5kbGVzcwo+IGxvb3AuCj4KPiBTb2x2 ZSB0aGUgcHJvYmxlbSBieSBtb3ZpbmcgdGhlIHR3byBtdXRleF90cnlsb2NrIGNhbGxzIHRvIHR3 byBzZXBhcmF0ZQo+IGxvb3BzLgo+Cj4gUmVwb3J0ZWQtYnk6IERhbiBDYXJwZW50ZXIgPGRhbi5j YXJwZW50ZXJAb3JhY2xlLmNvbT4KPiBTaWduZWQtb2ZmLWJ5OiBTdGVmYW5vIFN0YWJlbGxpbmkg PHNzdGFiZWxsaW5pQGtlcm5lbC5vcmc+Cj4gQ0M6IGJvcmlzLm9zdHJvdnNreUBvcmFjbGUuY29t Cj4gQ0M6IGpncm9zc0BzdXNlLmNvbQoKUmV2aWV3ZWQtYnk6IEJvcmlzIE9zdHJvdnNreSA8Ym9y aXMub3N0cm92c2t5QG9yYWNsZS5jb20+CgpCVFcsIEkgYXNzdW1lIHRoYXQgd2hlbiByZWN2bXNn IG9yIHNlbmRtc2cgaXMgY2FsbGVkIG5vIG90aGVyIGxvY2tzIGFyZQpoZWxkLCByaWdodD8gKG90 aGVyd2lzZSB3ZSdkIGdldCBpbnRvIGEgZGVhZGxvY2suKQoKLWJvcmlzCgo+IC0tLQo+ICBkcml2 ZXJzL3hlbi9wdmNhbGxzLWZyb250LmMgfCA1ICsrKy0tCj4gIDEgZmlsZSBjaGFuZ2VkLCAzIGlu c2VydGlvbnMoKyksIDIgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy94ZW4v cHZjYWxscy1mcm9udC5jIGIvZHJpdmVycy94ZW4vcHZjYWxscy1mcm9udC5jCj4gaW5kZXggMGMx ZWM2OC4uMDQ3ZGNlNyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL3hlbi9wdmNhbGxzLWZyb250LmMK PiArKysgYi9kcml2ZXJzL3hlbi9wdmNhbGxzLWZyb250LmMKPiBAQCAtMTA0OCw4ICsxMDQ4LDkg QEAgaW50IHB2Y2FsbHNfZnJvbnRfcmVsZWFzZShzdHJ1Y3Qgc29ja2V0ICpzb2NrKQo+ICAJCSAq IGlzIHNldCB0byBOVUxMIC0tIHdlIG9ubHkgbmVlZCB0byB3YWl0IGZvciB0aGUgZXhpc3RpbmcK PiAgCQkgKiB3YWl0ZXJzIHRvIHJldHVybi4KPiAgCQkgKi8KPiAtCQl3aGlsZSAoIW11dGV4X3Ry eWxvY2soJm1hcC0+YWN0aXZlLmluX211dGV4KSB8fAo+IC0JCQkgICAhbXV0ZXhfdHJ5bG9jaygm bWFwLT5hY3RpdmUub3V0X211dGV4KSkKPiArCQl3aGlsZSAoIW11dGV4X3RyeWxvY2soJm1hcC0+ YWN0aXZlLmluX211dGV4KSkKPiArCQkJY3B1X3JlbGF4KCk7Cj4gKwkJd2hpbGUgKCFtdXRleF90 cnlsb2NrKCZtYXAtPmFjdGl2ZS5vdXRfbXV0ZXgpKQo+ICAJCQljcHVfcmVsYXgoKTsKPiAgCj4g IAkJcHZjYWxsc19mcm9udF9mcmVlX21hcChiZWRhdGEsIG1hcCk7CgoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApY ZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==