From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey G Subject: Re: [PATCH] x86/nmi: lower initial watchdog frequency to avoid boot hangs Date: Wed, 7 Feb 2018 04:17:50 +1000 Message-ID: <20180207041750.00000668@gmail.com> References: <1517865522-3248-1-git-send-email-igor.druzhinin@citrix.com> <20180206131026.00007e4b@gmail.com> <7b01487b-d7a3-eb2a-6a5b-023f33aaa974@citrix.com> <20180207030843.00007458@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Igor Druzhinin Cc: Andrew Cooper , jbeulich@suse.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gVHVlLCA2IEZlYiAyMDE4IDE3OjIxOjE5ICswMDAwCklnb3IgRHJ1emhpbmluIDxpZ29yLmRy dXpoaW5pbkBjaXRyaXguY29tPiB3cm90ZToKPk9uIDA2LzAyLzE4IDE3OjA4LCBBbGV4ZXkgRyB3 cm90ZToKPj4gVGhlIG1ham9yIGNvbmNlcm4gaGVyZSBpcyB0aGUgcG9zc2libGl0eSBvZiBTTUkg YmVpbmcgdHJpZ2dlcmVkIF9ub3RfCj4+IGJ5IHNvbWUgc3BlY2lmaWMgSS9PIHBvcnQgYWNjZXNz LiBQcmltYXJpbHksIGlmIGl0IGFjdHVhbGx5IHdhcyBhCj4+IHBlcmlvZGljIFNNSS4KPj4gCj4+ IElmIHRoZSBhY3R1YWwgU01JIHNvdXJjZSBpcyBub3QgcmVsYXRlZCB0byBzb21lIHBsYWNlIGlu IHRoZSBOTUkKPj4gaGFuZGxlciBjb2RlIGJ1dCB3YXMgZWcuIGR1ZSB0byBzb21lIFNNSSB0aW1l ciwgbG93ZXJpbmcgTk1JIHdhdGNoZG9nCj4+IGZyZXF1ZW5jeSBtaWdodCBub3QgZml4IHRoZSBp c3N1ZSBjb21wbGV0ZWx5LCBidXQgbG93ZXIgaXRzCj4+IHJlcHJvZHVjaWJpbGl0eSAocGVyaGFw cyB0byBzb21lIHZlcnkgcmFyZSBvY2N1cnJlbmNlcykuIFNvIGl0J3MKPj4gYmV0dGVyIGJlIHN1 cmUgd2hhdCB3YXMgdGhlIHJlYWwgc291cmNlIG9mIFNNSS4KPj4gICAKPgo+VGhpcyAqaXMqIHJl bGF0ZWQgdG8gdGhpcyBpbnN0cnVjdGlvbiAtIGl0IHdhcyBjb25maXJtZWQgZW1waXJpY2FsbHku Cj5SZW1vdmluZyB0aGlzIGluc3RydWN0aW9uIHN0b3BzIFNNSXMgZnJvbSBvY2N1cnJpbmcgYW5k IGVmZmVjdGl2ZWx5Cj5yZW1vdmVzIHRoZSBpc3N1ZSBsZWF2aW5nIHRoZSBmcmVxdWVuY3kgdW5j aGFuZ2VkLgoKSG1tLCBpdCB3b3VsZCBiZSBpbnRlcmVzdGluZyB0byBrbm93IGZvciB3aGF0IGV2 aWwgcHVycG9zZSBkb2VzIGl0IG5lZWQKdG8gdHJhcCBJL08gcG9ydCA2MWguCkJUVywgb24gd2hp Y2ggbW90aGVyYm9hcmQgbW9kZWwgdGhlIGlzc3VlIHdhcyByZXByb2R1Y2VkPwoKPj4gMi4gQWNj b3JkaW5nIHRvIHRoZSBjb2RlLCBpdCBsb29rcyBsaWtlIE5NSSBzdGF0dXMgcmVhZGluZyBoYXBw ZW5zCj4+IHdoaWxlIE5NSXMgYXJlIHN0aWxsIGJsb2NrZWQgLS0gdGhpcyBtZWFucyB0aGF0IFNN SSBoYW5kbGVyIG11c3QKPj4gZXhlYyBJUkVUIGJ5IGl0c2VsZiB0byByZXNldCBOTUkgYmxvY2tp bmcgc3RhdGUgLS0gYWdhaW4sIHRoaXMgaXMKPj4gcG9zc2libGUgKGVnLiBpbiB1bnJlYWwtPnBy b3Rtb2RlIHN3aXRjaGluZyBjb2RlKSwgYnV0IG5vdCBsaWtlbHkuCj4+ICAgCj4KPkFjY29yZGlu ZyB0byBTRE0gb25lIE5NSSBtaWdodCBiZSBwZW5kaW5nIHdoaWxlIHRha2VuIGluIFNNSSBtb2Rl IChzZWUKPmNoLiAzNC44KS4gVGhpcyBpcyBhY3R1YWxseSBldmVuIHRydWUgaWYgTk1JIGNvbWVz IHdoaWxlIHNlcnZpY2luZwo+YW5vdGhlciBOTUkuIFNvIHdoZW4gd2UgcmV0dXJuIHRvIHRoZSBO TUkgaGFuZGxlciBmcm9tIFNNSSBhbmQgZmluaXNoCj5pdCBwcm9wZXJseSB0aGUgbmV4dCBvbmUg YXBwZWFycyBpbW1lZGlhdGVseS4KCklmIHRoZSBTTUkgaGFuZGxlciBkb2Vzbid0IG1lc3MgdXAg d2l0aCBOTUkgYmxvY2tpbmcgc3RhdGUsIGl0Cm1lYW5zIHRoYXQgU01JIGhhbmRsZXIgcHJvY2Vz c2VzIGV2ZXJ5IHJlYWRpbmcgb2YgcG9ydCA2MWggbG9uZ2VyIHRoYW4gYQp3YXRjaGRvZyBOTUkg cGVyaW9kIGR1cmF0aW9uLi4uIHdoaWNoIGlzIHF1aXRlIGxvbmcuIE1vdGhlcmJvYXJkIHZlbmRv cgpkaWQgc29tZXRoaW5nIHZlcnkgd3Jvbmcgd2l0aCBJL08gdHJhcCBoYW5kbGluZyBpbiB0aGUg U01JIGhhbmRsZXIgY29kZQppZiBpdCB0YWtlcyBzbyBtdWNoLgoKX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4t ZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9t YWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==