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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <6f6bf0ce-045f-6c6c-fd98-bba72bcf89d1@suse.com> Content-Language: en-US Subject: Re: [Xen-devel] [PATCH 4/8] xen: add locks with timeouts for keyhandlers 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 , Julien Grall , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Ian Jackson , xen-devel@lists.xenproject.org, =?UTF-8?Q?Roger_Pau_Monn=c3=a9?= Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" T24gMDUuMDMuMjAgMTY6MjUsIEphbiBCZXVsaWNoIHdyb3RlOgo+IE9uIDEzLjAyLjIwMjAgMTM6 NTQsIEp1ZXJnZW4gR3Jvc3Mgd3JvdGU6Cj4+IE1vc3Qga2V5aGFuZGxlcnMgYXJlIHVzZWQgdG8g ZHVtcCBoeXBlcnZpc29yIGRhdGEgdG8gdGhlIGNvbnNvbGUgYW5kCj4+IHRoZXkgYXJlIHVzZWQg bW9zdGx5IGZvciBkZWJ1Z2dpbmcgcHVycG9zZXMuIEluIHRob3NlIGNhc2VzIGl0IG1pZ2h0Cj4+ IGhhcHBlbiB0aGF0IHNvbWUgZGF0YSBzdHJ1Y3R1cmVzIGFyZSBsb2NrZWQgYW5kIHRodXMgYXJl IGJsb2NraW5nIHRoZQo+PiBoYW5kbGVyIHRvIGFjY2VzcyB0aGUgZGF0YS4KPj4KPj4gSW4gb3Jk ZXIgdG8gYmUgYWJsZSB0byBzdGlsbCBnZXQgc29tZSBpbmZvcm1hdGlvbiBkb24ndCB1c2UgcGxh aW4KPj4gbG9ja2luZyBmdW5jdGlvbnMgaW4gdGhlIGtleWhhbmRsZXJzLCBidXQgYSB2YXJpYW50 IG9mIHRyeWxvY2tzIHdpdGgKPj4gYSB0aW1lb3V0IHZhbHVlLiBUaGlzIGFsbG93cyB0byB3YWl0 IGZvciBzb21lIHRpbWUgYW5kIHRvIGdpdmUgdXAgaW4KPj4gY2FzZSB0aGUgbG9jayB3YXMgbm90 IG9idGFpbmVkLgo+Pgo+PiBBZGQgdGhlIG1haW4gaW5mcmFzdHJ1Y3R1cmUgZm9yIHRoaXMgZmVh dHVyZSBpbmNsdWRpbmcgYSBuZXcgcnVudGltZQo+PiBwYXJhbWV0ZXIgYWxsb3dpbmcgdG8gc3Bl Y2lmeSB0aGUgdGltZW91dCB2YWx1ZSBpbiBtaWxsaXNlY29uZHMuCj4+Cj4+IFVzZSB0aGUgbmV3 IGxvY2tpbmcgc2NoZW1lIGluIHRoZSBoYW5kbGVycyBkZWZpbmVkIGluIGtleWhhbmRsZXIuYy4K PiAKPiBQZXJzb25hbGx5IEkgdGhpbmsgdHJ5bG9jayAoYXMgYWxyZWFkeSB1c2VkIGluIHNvbWUg cGxhY2VzKSBpcyB0aGUKPiB3YXkgdG8gZ28uIElpcmMgb3RoZXJzIGRpc2FncmVlZCwgYnV0IGFs c28gZGlkbid0IGxpa2UgdGhlIGFwcHJvYWNoCj4gdGFrZW4gaGVyZS4gSSdtIG5vdCBpbnRlbmRp bmcgdG8gc3RhbmQgaW4gdGhlIHdheSBpZiBhIG1ham9yaXR5Cj4gYXBwcm92ZXMgb2YgdGhpcyBt b2RlbCwgYnV0IEknbSBub3QgZ29pbmcgdG8gYWNrIHRoZXNlIGNoYW5nZXMKPiBteXNlbGYuCgpG YWlyIGVub3VnaC4KCkJUVywgdHJ5bG9jayBpcyB1c2VkIGF0IGV4YWN0bHkgdGhyZWUgcGxhY2Vz OiBmb3IgZHVtcGluZyB2TlVNQSwgTVNJIGFuZApsaXZlcGF0Y2ggaW5mby4KCkFuZCBUQkg6IHRo ZSB2TlVNQSBjYXNlIGlzIHJlYWxseSBzdHJhbmdlLCBhcyB0aGlzIGlzIGEgcndsb2NrIHdoaWNo IGlzCmhlbGQgYXMgd3JpdGVyIG9ubHkgaW4gb25lIHBsYWNlIGZvciBhIHZlcnkgYnJpZWYgdGlt ZSBwZXJpb2Qgd2hlbgpmcmVlaW5nIHRoZSBkb21haW4ncyB2bnVtYSBkYXRhLgoKVGhlIE1TSSBj YXNlIGlzIG1vcmUgY29tcGxpY2F0ZWQgYW5kIGxvb2tpbmcgYXQgaXQgaW4gbW9yZSBkZXRhaWwg SSd2ZQpyZWFsaXplZCB0aGF0IHRoZXJlIGlzIGFub3RoZXIgdHJ5bG9jayBoaWRkZW4gaW4gYSBz dWJmdW5jdGlvbjoKdnBjaV9tc2l4X2FyY2hfcHJpbnQoKS4gQXMgdnBjaV9tc2l4X2FyY2hfcHJp bnQoKSB3aWxsIGRyb3AgdGhlIGxvY2sgaW4KdGhlIGVycm9yIGNhc2UgdGhlIGludGVyZmFjZSB0 byB0aGlzIGZ1bmN0aW9uIGlzIHJhdGhlciB3ZWlyZC4gSW4KYWRkaXRpb24gdGhlIG9jY2FzaW9u YWwgc29mdGlycSBwcm9jZXNzaW5nIGlzIGVycm8gcHJvbmUsIHRvbywgYXMgaXQKd2lsbCBoYXBw ZW4gb25seSBpZiBhIHNpbmdsZSBkb21haW4gaGFzIGF0IGxlYXN0IDY0IE1TSSBlbnRyaWVzLiBJ biBjYXNlCm9mIGxvdHMgb2YgZG9tYWlucyB3aXRoIHVwIHRvIDYzIGVudHJpZXMgd2F0Y2hkb2cg dGltZW91dHMgY2FuIHN0aWxsCmhhcHBlbiwgc28gSSdsbCBzZW5kIGEgcGF0Y2ggcmVwYWlyaW5n IHRoaXMgaXNzdWUgYnkgbGV0dGluZwp2cGNpX21zaXhfYXJjaF9wcmludCgpIGR1bXAgb25seSBv bmUgZW50cnkgYW5kIHB1dHRpbmcgdGhlIGxvb3AgYW5kCnNvZnRpcnEgaGFuZGxpbmcgaW50byB2 cGNpX2R1bXBfbXNpKCkuCgoKSnVlcmdlbgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMu eGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3Rp bmZvL3hlbi1kZXZlbA==