From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vitaly Kuznetsov Subject: Re: [PATCH RFC 0/3] Drivers: hv: utils: re-implement the kernel/userspace communication layer Date: Mon, 02 Mar 2015 14:37:22 +0100 Message-ID: <8761ajjzal.fsf@vitty.brq.redhat.com> References: <1425053665-635-1-git-send-email-vkuznets@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: (KY Srinivasan's message of "Mon, 2 Mar 2015 02:11:53 +0000") List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" To: KY Srinivasan Cc: Radim =?utf-8?B?S3LEjW3DocWZ?= , Greg Kroah-Hartman , Haiyang Zhang , "linux-kernel@vger.kernel.org" , "linux-api@vger.kernel.org" , "devel@linuxdriverproject.org" List-Id: linux-api@vger.kernel.org S1kgU3Jpbml2YXNhbiA8a3lzQG1pY3Jvc29mdC5jb20+IHdyaXRlczoKCj4+IC0tLS0tT3JpZ2lu YWwgTWVzc2FnZS0tLS0tCj4+IEZyb206IFZpdGFseSBLdXpuZXRzb3YgW21haWx0bzp2a3V6bmV0 c0ByZWRoYXQuY29tXQo+PiBTZW50OiBGcmlkYXksIEZlYnJ1YXJ5IDI3LCAyMDE1IDg6MTQgQU0K Pj4gVG86IEtZIFNyaW5pdmFzYW47IGRldmVsQGxpbnV4ZHJpdmVycHJvamVjdC5vcmcKPj4gQ2M6 IEhhaXlhbmcgWmhhbmc7IGxpbnV4LWtlcm5lbEB2Z2VyLmtlcm5lbC5vcmc7IERleHVhbiBDdWk7 IFJhZGltIEtyxI1tw6HFmTsKPj4gR3JlZyBLcm9haC1IYXJ0bWFuOyBsaW51eC1hcGlAdmdlci5r ZXJuZWwub3JnCj4+IFN1YmplY3Q6IFtQQVRDSCBSRkMgMC8zXSBEcml2ZXJzOiBodjogdXRpbHM6 IHJlLWltcGxlbWVudCB0aGUKPj4ga2VybmVsL3VzZXJzcGFjZSBjb21tdW5pY2F0aW9uIGxheWVy Cj4+IAo+PiBUaGlzIHNlcmllcyBjb252ZXJ0cyBrdnAvdnNzIGRhZW1vbnMgdG8gdXNlIG1pc2Mg Y2hhciBkZXZpY2VzIGluc3RlYWQgb2YKPj4gbmV0bGluayBmb3IgdXNlcnNwYWNlL2tlcm5lbCBj b21tdW5pY2F0aW9uIGFuZCB0aGVuIHVwZGF0ZXMgZmNvcHkgdG8gYmUKPj4gY29uc2lzdGVudCB3 aXRoIGt2cC92c3MuCj4+IAo+PiBVc2Vyc3BhY2Uva2VybmVsIGNvbW11bmljYXRpb24gdmlhIG5l dGxpbmsgaGFzIGEgbnVtYmVyIG9mIGlzc3VlczoKPj4gLSBJdCBpcyBoYXJkIGZvciB1c2Vyc3Bh Y2UgdG8gZmlndXJlIG91dCBpZiB0aGUga2VybmVsIHBhcnQgd2FzIGxvYWRlZCBvciBub3QKPj4g ICBhbmQgdGhpcyBmYWN0IGNhbiBjaGFuZ2UgYXMgdGhlcmUgaXMgYSB3YXkgdG8gZW5hYmxlL2Rp c2FibGUgdGhlIHNlcnZpY2UgZnJvbQo+PiAgIGhvc3Qgc2lkZS4gUmFjeSBkYWVtb24gc3RhcnR1 cCBpcyBhbHNvIGEgcHJvYmxlbS4KPj4gLSBXaGVuIHRoZSB1c2Vyc3BhY2UgZGFlbW9uIHJlc3Rh cnRzL2RpZXMga2VybmVsIHBhcnQgZG9lc24ndCByZWNlaXZlIGEKPj4gICBub3RpZmljYXRpb24u Cj4+IC0gTmV0bGluayBjb21tdW5pY2F0aW9uIGlzIG5vdCBzdGFibGUgdW5kZXIgaGVhdnkgbG9h ZC4KPj4gLSAuLi4KPj4gCj4+IFJGQzogSSdtIGEgYml0IHB1enpsZWQgb24gaG93IHRvIHNwbGl0 IGNvbW1pdHMgMSBhbmQgMiBhdm9pZGluZyBicmVha2FnZXMuCj4+IENvbW1pdCAzIGNhbiBkZWZp bml0ZWx5IGJlIHNwbGl0LCBob3dldmVyLCBpdCBpcyBjb25zaXN0ZW50IHdpdGggY29tbWl0cyAx IGFuZAo+PiAyIGF0IHRoaXMgbW9tZW50IGFuZCBJJ20gbm90IHN1cmUgc3VjaCBzcGxpdCB3aWxs IHNpbXBsaWZ5IHRoZSByZXZpZXcuCj4+IAo+PiBWaXRhbHkgS3V6bmV0c292ICgzKToKPj4gICBE cml2ZXJzOiBodjoga3ZwOiBjb252ZXJ0IHVzZXJzcGFjZS9rZXJuZWwgY29tbXVuaWNhdGlvbiB0 byB1c2luZyBjaGFyCj4+ICAgICBkZXZpY2UKPj4gICBEcml2ZXJzOiBodjogdnNzOiBjb252ZXJ0 IHVzZXJzcGFjZS9rZXJuZWwgY29tbXVuaWNhdGlvbiB0byB1c2luZyBjaGFyCj4+ICAgICBkZXZp Y2UKPj4gICBEcml2ZXJzOiBodjogZmNvcHk6IG1ha2UgaXQgY29uc2lzdGVudCB3aXRoIHZzcy9r dnAKPgo+IFZpdGFseSwKPgo+IFRoYW5rIHlvdSBmb3Igd29ya2luZyBvbiB0aGlzLiBCZWZvcmUg SSBnaXZlIHlvdSBkZXRhaWxlZCBjb21tZW50cyBvbiB5b3VyCj4gcGF0Y2hlcywgSSB3YW50ZWQg dG8gdW5kZXJzdGFuZCBpZiB0aGUgY29zdCBvZiBtYWludGFpbmluZyBjb21wYXRpYmlsaXR5IHdh cwo+IGNhcmVmdWxseSBjb25zaWRlcmVkLiBBcyBhIGZpcnN0IHN0ZXAgd2UgY291bGQgbG9vayBh dCBjbGVhbmx5IGFic3RyYWN0aW5nIHRoZSAKPiB0cmFuc3BvcnQgKGJldHdlZW4gdXNlciBsZXZl bCBhbmQgdGhlIGtlcm5lbCkgb3V0IG9mIHRoZSBrZXJuZWwgZHJpdmVyIGNvZGUgCj4gYXMgd2Vs bCBhcyB0aGUgbmV3IGRhZW1vbiBjb2RlLiBXaGF0IGFyZSB5b3VyIHRob3VnaHRzIG9uCj4gdGhp cy4gVmVyc2lvbiBuZWdvdGlhdGlvbiAgaXMgb2J2aW91c2x5IGtleSB0byBtYWludGFpbmluZwo+ IGNvbXBhdGliaWxpdHkuIE9uZSBvZiB0aGUgIG9wdGlvbnMgd2UgY2FuIGV4cGxvcmUgaXMgdG8g Y29udGludWUgdG8KPiB1c2UgbmV0bGluayBmb3IgdmVyc2lvbiBuZWdvdGlhdGlvbiBhbmQgZm9y IGFwcHJvcHJpYXRlIGRhZW1vbiB2ZXJzaW9ucywgd2UgY291bGQgdXNlCj4gdGhlIGNoYXIgZGV2 aWNlIG1lY2hhbmlzbSBmb3IgdHJhbnNwb3J0aW5nIHRoZSBwYXlsb2FkLgoKT2ssIEknbGwgdHJ5 IG1ha2luZyBpdCBiYWNrd2FyZHMgY29tcGF0aWJsZSAodGhvdWdoIEknZCBvcHQgZm9yCmZ1bGwg bWlncmF0aW90IHRvIGNoYXIgZGV2aWNlcyBvbmUgZGF5IGFuZCB0aHVzIGhhdmluZyBuZWdvdGlh dGlvbgpwb3NzaWJsZSB2aWEgdGhlIHNhbWUgZGV2aWNlIGFzIHdlbGwgYXMgdmlhIG5ldGxpbmsg Zm9yIG5vdykuCgo+Cj4gSSBsaWtlIHRoZSBuZXcgc3RhdGUgbWFjaGluZSB5b3UgaGF2ZSBkZWZp bmVkIGFuZCB0aGlzIGlzIG9ydGhvZ29uYWwgdG8gdGhlIHRyYW5zcG9ydAo+IG9wdGlvbnMgd2Ug aGF2ZS4gWW91IGhhdmUgc291Z2h0IGZlZWRiYWNrIG9uIGhvdyB3ZSBjYW4gc3BsaXQgdXAgdGhl c2UgY2hhbmdlcyBpbnRvCj4gc21hbGxlciBwYXRjaGVzLiBUaGlzIGlzIGhvdyBJIHdvdWxkIHBy b2NlZWQgaGVyZToKPgo+IFBhdGNoKGVzKSB0byBjbGVhbiB1cCAgdGhlIGN1cnJlbnQgY29kZTog Cj4gCVBhdGNoKGVzKSB0byBjbGVhbiB1cCB0aGUgc3RhdGUgbWFjaGluZS4KPiAJUGF0Y2goZXMp IHRvIGlzb2xhdGUgdGhlIGtlcm5lbC91c2VyIHRyYW5zcG9ydAo+IFBhdGNoKGVzKSB0byBpbXBs ZW1lbnQgdGhlIG5ldyB0cmFuc3BvcnQKClRoYW5rcywgSSdsbCBwcm9jZWVkIGluIHRoaXMgd2F5 LgoKPgo+IFJlZ2FyZHMsCj4KPiBLLiBZCj4+IAo+PiAgZHJpdmVycy9odi9odl9mY29weS5jICAg ICAgIHwgMzk1ICsrKysrKysrKysrKysrKysrKysrKysrKystLS0tLS0tLS0tLS0tLS0KPj4gLS0t Cj4+ICBkcml2ZXJzL2h2L2h2X2t2cC5jICAgICAgICAgfCAzOTYgKysrKysrKysrKysrKysrKysr KysrKysrKysrLS0tLS0tLS0tLS0tLQo+PiAtLS0tCj4+ICBkcml2ZXJzL2h2L2h2X3NuYXBzaG90 LmMgICAgfCAzMzUgKysrKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLS0tCj4+IC0KPj4g IGluY2x1ZGUvdWFwaS9saW51eC9oeXBlcnYuaCB8ICAxMCArKwo+PiAgdG9vbHMvaHYvaHZfZmNv cHlfZGFlbW9uLmMgIHwgIDQ4ICsrKystLQo+PiAgdG9vbHMvaHYvaHZfa3ZwX2RhZW1vbi5jICAg IHwgMTg3ICsrKystLS0tLS0tLS0tLS0tLS0tLQo+PiAgdG9vbHMvaHYvaHZfdnNzX2RhZW1vbi5j ICAgIHwgMTQxICsrKy0tLS0tLS0tLS0tLS0KPj4gIDcgZmlsZXMgY2hhbmdlZCwgODI0IGluc2Vy dGlvbnMoKyksIDY4OCBkZWxldGlvbnMoLSkKPj4gCj4+IC0tCj4+IDEuOS4zCgotLSAKICBWaXRh bHkKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZGV2ZWwg bWFpbGluZyBsaXN0CmRldmVsQGxpbnV4ZHJpdmVycHJvamVjdC5vcmcKaHR0cDovL2RyaXZlcmRl di5saW51eGRyaXZlcnByb2plY3Qub3JnL21haWxtYW4vbGlzdGluZm8vZHJpdmVyZGV2LWRldmVs Cg==