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[85.223.209.22]) by smtp.gmail.com with ESMTPSA id u9sm12670140lfb.38.2019.08.02.00.50.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 02 Aug 2019 00:50:03 -0700 (PDT) To: Dario Faggioli , Julien Grall , xen-devel@lists.xenproject.org References: <1564137460-25629-1-git-send-email-andrii.anisov@gmail.com> <1564137460-25629-2-git-send-email-andrii.anisov@gmail.com> <2da153e4-2e11-18af-5a0d-cdc12beaf858@arm.com> <3d07492e9a9e1ebb1bff17a4f42afa2bd9ec1723.camel@suse.com> From: Andrii Anisov Message-ID: Date: Fri, 2 Aug 2019 10:50:01 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <3d07492e9a9e1ebb1bff17a4f42afa2bd9ec1723.camel@suse.com> Content-Language: en-US Subject: Re: [Xen-devel] [RFC 1/6] xen/arm: Re-enable interrupt later in the trap path 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: Andrii Anisov , Stefano Stabellini , Volodymyr Babchuk Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" SGVsbG8gRGFyaW8KCk9uIDAxLjA4LjE5IDE0OjE5LCBEYXJpbyBGYWdnaW9saSB3cm90ZToKPiBP biBUaHUsIDIwMTktMDgtMDEgYXQgMDk6NDUgKzAzMDAsIEFuZHJpaSBBbmlzb3Ygd3JvdGU6Cj4+ IEhlbGxvIEp1bGllbiwKPj4KPj4gT24gMzAuMDcuMTkgMjM6MTAsIEp1bGllbiBHcmFsbCB3cm90 ZToKPj4KPj4+PiBJbiB0aGlzIHNlcmllcyBJIHRoaW5rIEkgbmVlZCBpbnRlcnJ1cHRzIGxvY2tl ZCB1bnRpbCBJIHN0YXJ0Cj4+Pj4gdGltZSBhY2NvdW50aW5nIGZvciBoeXBlcnZpc29yLiBUaW1l IGFjY291bnRpbmcgaXMgc3RhcnRlZCBieQo+Pj4+IGB0YWNjX2hlYWQoKWAgZnVuY3Rpb24uIEkg cHJlZmVyIHRvIGhhdmUgaXQgY2FsbGVkIGZyb20gQywKPj4+PiBiZWNhdXNlIGl0IGlzIG1vcmUg Y29udmVuaWVudCBhbmQgb2J2aW91cyBmb3IgdGhvc2Ugd2hvIGFyZSBsZXNzCj4+Pj4gZmFtaWxp YXIgd2l0aCB0aGUgQVJNIGNvZGUuCj4+Cj4+IEhlcmUgaXMgdGhlIHF1ZXN0aW9uIHRvIHlvdTog d2hhdCBpcyB0aGUgYmVzdCBwbGFjZSAoYW5kIHdheSkgdG8KPj4gc3RhcnQgaHlwZXJ2aXNvciB0 aW1lIHRyYWNraW5nPwo+Pgo+IFRoaXMgaXMgYWN0dWFsbHkgcXVpdGUgYW4gaW1wb3J0YW50IHF1 ZXN0aW9uLi4uIEFuZCBJJ2QgbGlrZSB0byB0aHJvdwo+IGl0IGJhY2sgYXQgeW91IChBbmRyaWkp ISA6LUQgOi1QIDotKQoKQXQgdGhpcyBzZXJpZXMgSSBzdGFydCB0aW1lIGFjY291bnRpbmcgZm9y IGh5cGVydmlzb3IgYWZ0ZXIgdGhlIHRyYXAsIGJlZm9yZSBpbnRlcnJ1cHRzIGJlaW5nIGVuYWJs ZWQuIEl0IGlzIGRvbmUgZm9yIGFsbCB0cmFwcyBleGNlcHQgc3luY2hyb25vdXMgdHJhcHMgZnJv bSBndWVzdCwgd2hhdCBhcmUgaHlwZWNhbGxzIGFuZCBpbyBlbXVsYXRpb24uIEZvciBzeW5jaHJv bm91cyB0cmFwcywgSSBzdGFydCBoeXAgYWNjb3VudGluZyBhZnRlciB0aGUgZ3Vlc3QncyByZXF1 ZXN0IGhhcyBiZWVuIHNlcnZlZCwgYW5kIHdlIHN0YXJ0IHNvZnRpcnEgcHJvY2Vzc2luZyAoYWN0 dWFsbHkgYWxsIHRoZSBzdHVmZiBgbGVhdmVfaHlwZXJ2aXNvcl90YWlsKClgIGRvZXMpLiBJIGJl bGlldmUgaXQgc2hvdWxkIGJlIHNvLgoKPiBJbiBmYWN0LCBJIHdhcyBhYm91dCB0byBhc2sgbXlz ZWxmIHNvbWV0aGluZyBzaW1pbGFyLCBzdWNoIGFzLCBjYW4gd2UKPiB0YWtlIGEgYml0IG9mIGEg c3RlcCBiYWNrIGFuZCBkZWZpbmU6Cj4gCj4gLSB3aGF0J3MgdGhlLCBsZXQncyBzYXksIGFjY291 bnRpbmcgZ3JhbnVsYXJpdHkgd2Ugd2FudD8gIkp1c3QiIGd1ZXN0Cj4gYW5kIGh5cGVydmlzb3I/ IE9yIG1vcmUgZmluZSBncmFpbmVkPwoKQXMgZm9yIG1lIGh5cGVydmlzb3IvZ3Vlc3QvaWRsZSBp cyBxdWl0ZSBmaW5lIGdyYW51bGFyaXR5IGZvciB0aGUgYmVnaW5uaW5nLgpTdWNoIGFwcHJvYWNo IG1pZ2h0IGJlIGVub3VnaCB0byBpbXBsZW1lbnQgZmFpciB0aW1lIGFjY291bnRpbmcuCllldCB3 ZSBtaWdodCBuZWVkIHNvbWV0aGluZyBtb3JlIHNvcGhpc3RpY2F0ZWQgZm9yIFJUIHNjaGVkdWxp bmcuIEUuZy4gZ3Vlc3QncyBJUlEgdGltZSB0cmFja2luZywgdG8gbm90IGxldCBzb21lIGd1ZXN0 IHRvIHNwYW0gdGhlIHN5c3RlbSB3aXRoIGl0cyBJUlFzLgoKPiAtIGFzc3VtaW5nIHdlICJqdXN0 IiB3YW50IGh5cGVydmlzb3IgYW5kIGd1ZXN0LCB3aGljaCBhcmUgdGhlCj4gZXZlbnRzL3R1cm5p bmcgcG9pbnRzIGF0IHdoaWNoIHdlIHNob3VsZCBzd2l0Y2ggInRpbWluZyBhY2NvdW50aW5nCj4g YnVja2V0Ij8gQ2FuIHdlIG1ha2UgYSBsaXN0Pwo+IEFuZCBJJ2QgYmUgZmluZSBmb3Igc3VjaCBs aXN0IHRvIGJlIGdlbmVyaWMsIGluIHRoZSBmaXJzdCBwbGFjZSAoZS5nLiwKPiBoeXBlcmNhbGws IElSUSwgZXRjKS4uLiBUaGVuIHdlJ2xsIHR1cm4gdGhlIGVudHJpZXMgaW50byBhY3R1YWwKPiBs b2NhdGlvbnMgaW4gdGhlIGNvZGUsIGFzIGEgc2Vjb25kIHN0ZXAuCgoKSSBjYW4gbWFrZSBzdWNo IGEgbGlzdCwgaG93IGl0IGlzIGRvbmUgaW4gdGhpcyBzZXJpZXM6CgpHdWVzdCAtW2FzeW5jIHRy YXAgKElSUSldLT4gSHlwIDogc3dpdGNoIHRvIGh5cCB0aW1lIGFjY291bnRpbmcKR3Vlc3QgLVtz eW5jIHRyYXAgKGh5cGVyY2FsbCwgaW8gZW11bGF0aW9uKV0tPiBIWVAgOiBzd2l0Y2ggdG8gaHlw IHRpbWUgYWNjb3VudGluZyAqYWZ0ZXIqIHNlcnZpbmcgc3luYyB0cmFwIChoeXBlcmNhbGwsIGlv IGVtdWxhdGlvbikKCkh5cCAtW2FueSB0cmFwXS0+IEh5cCA6IGlmICh0cmFwcGVkIGZyb20gZ3Vl c3Qgc3luYyB0cmFwIHNlcnZpbmcpIHRoZW4ge3N3aXRjaCB0byBoeXAgdGltZSBhY2NvdW50aW5n fQpIeXAgLVtyZXR1cm4gZnJvbSB0cmFwXS0+IEh5cCA6IGlmIChyZXR1cm5pbmcgdG8gZ3Vlc3Qg c3luYyB0cmFwIHNlcnZpbmcpIHRoZW4ge3N3aXRjaCB0byBndWVzdCB0aW1lIGFjY291bnRpbmd9 CgpIeXAgLVtyZXR1cm4gZnJvbSB0cmFwXS0+IEd1ZXN0IDogc3dpdGNoIHRvIGd1ZXN0IHRpbWUg YWNjb3VudGluZwoKLS0gClNpbmNlcmVseSwKQW5kcmlpIEFuaXNvdi4KCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QK WGVuLWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5v cmcvbWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=