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[79.180.2.31]) by smtp.gmail.com with ESMTPSA id w8sm17455053edd.39.2021.03.02.01.47.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Mar 2021 01:47:10 -0800 (PST) Date: Tue, 2 Mar 2021 04:47:07 -0500 From: "Michael S. Tsirkin" To: Jason Wang Subject: Re: [PATCH] vdpa/mlx5: set_features should allow reset to zero Message-ID: <20210302043419-mutt-send-email-mst@kernel.org> References: <605e7d2d-4f27-9688-17a8-d57191752ee7@redhat.com> <20210222023040-mutt-send-email-mst@kernel.org> <22fe5923-635b-59f0-7643-2fd5876937c2@oracle.com> <20210223082536-mutt-send-email-mst@kernel.org> <3ff5fd23-1db0-2f95-4cf9-711ef403fb62@oracle.com> <20210224000057-mutt-send-email-mst@kernel.org> <52836a63-4e00-ff58-50fb-9f450ce968d7@oracle.com> <20210228163031-mutt-send-email-mst@kernel.org> <2cb51a6d-afa0-7cd1-d6f2-6b153186eaca@redhat.com> MIME-Version: 1.0 In-Reply-To: <2cb51a6d-afa0-7cd1-d6f2-6b153186eaca@redhat.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Cc: Si-Wei Liu , netdev@vger.kernel.org, elic@nvidia.com, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" T24gTW9uLCBNYXIgMDEsIDIwMjEgYXQgMTE6NTY6NTBBTSArMDgwMCwgSmFzb24gV2FuZyB3cm90 ZToKPiAKPiBPbiAyMDIxLzMvMSA1OjM0IOS4iuWNiCwgTWljaGFlbCBTLiBUc2lya2luIHdyb3Rl Ogo+ID4gT24gV2VkLCBGZWIgMjQsIDIwMjEgYXQgMTA6MjQ6NDFBTSAtMDgwMCwgU2ktV2VpIExp dSB3cm90ZToKPiA+ID4gPiBEZXRlY3RpbmcgaXQgaXNuJ3QgZW5vdWdoIHRob3VnaCwgd2Ugd2ls bCBuZWVkIGEgbmV3IGlvY3RsIHRvIG5vdGlmeQo+ID4gPiA+IHRoZSBrZXJuZWwgdGhhdCBpdCdz IGEgbGVnYWN5IGd1ZXN0LiBVZ2ggOigKPiA+ID4gV2VsbCwgYWx0aG91Z2ggSSB0aGluayBhZGRp bmcgYW4gaW9jdGwgaXMgZG9hYmxlLCBtYXkgSSBrbm93IHdoYXQgdGhlIHVzZQo+ID4gPiBjYXNl IHRoZXJlIHdpbGwgYmUgZm9yIGtlcm5lbCB0byBsZXZlcmFnZSBzdWNoIGluZm8gZGlyZWN0bHk/ IElzIHRoZXJlIGEKPiA+ID4gY2FzZSBRRU1VIGNhbid0IGRvIHdpdGggZGVkaWNhdGUgaW9jdGxz IGxhdGVyIGlmIHRoZXJlJ3MgaW5kZWVkCj4gPiA+IGRpZmZlcmVudGlhdGlvbiAobGVnYWN5IHYu cy4gbW9kZXJuKSBuZWVkZWQ/Cj4gPiBCVFcgYSBnb29kIEFQSSBjb3VsZCBiZQo+ID4gCj4gPiAj ZGVmaW5lIFZIT1NUX1NFVF9FTkRJQU4gX0lPVyhWSE9TVF9WSVJUSU8sID8sIGludCkKPiA+ICNk ZWZpbmUgVkhPU1RfR0VUX0VORElBTiBfSU9XKFZIT1NUX1ZJUlRJTywgPywgaW50KQo+ID4gCj4g PiB3ZSBkaWQgaXQgcGVyIHZyaW5nIGJ1dCBtYXliZSB0aGF0IHdhcyBhIG1pc3Rha2UgLi4uCj4g Cj4gCj4gQWN0dWFsbHksIEkgd29uZGVyIHdoZXRoZXIgaXQncyBnb29kIHRpbWUgdG8ganVzdCBu b3Qgc3VwcG9ydCBsZWdhY3kgZHJpdmVyCj4gZm9yIHZEUEEuIENvbnNpZGVyOgo+IAo+IDEpIEl0 J3MgZGVmaW5pdGlvbiBpcyBuby1ub3JtYXRpdmUKPiAyKSBBIGxvdCBvZiBidWRyZW4gb2YgY29k ZXMKPiAKPiBTbyBxZW11IGNhbiBzdGlsbCBwcmVzZW50IHRoZSBsZWdhY3kgZGV2aWNlIHNpbmNl IHRoZSBjb25maWcgc3BhY2Ugb3Igb3RoZXIKPiBzdHVmZnMgdGhhdCBpcyBwcmVzZW50ZWQgYnkg dmhvc3QtdkRQQSBpcyBub3QgZXhwZWN0ZWQgdG8gYmUgYWNjZXNzZWQgYnkKPiBndWVzdCBkaXJl Y3RseS4gUWVtdSBjYW4gZG8gdGhlIGVuZGlhbiBjb252ZXJzaW9uIHdoZW4gbmVjZXNzYXJ5IGlu IHRoaXMKPiBjYXNlPwo+IAo+IFRoYW5rcwo+IAoKT3ZlcmFsbCBJIHdvdWxkIGJlIGZpbmUgd2l0 aCB0aGlzIGFwcHJvYWNoIGJ1dCB3ZSBuZWVkIHRvIGF2b2lkIGJyZWFraW5nCndvcmtpbmcgdXNl cnNwYWNlLCBxZW11IHJlbGVhc2VzIHdpdGggdmRwYSBzdXBwb3J0IGFyZSBvdXQgdGhlcmUgYW5k CnNlZW0gdG8gd29yayBmb3IgcGVvcGxlLiBBbnkgY2hhbmdlcyBuZWVkIHRvIHRha2UgdGhhdCBp bnRvIGFjY291bnQKYW5kIGRvY3VtZW50IGNvbXBhdGliaWxpdHkgY29uY2VybnMuIEkgbm90ZSB0 aGF0IGFueSBoYXJkd2FyZQppbXBsZW1lbnRhdGlvbiBpcyBhbHJlYWR5IGJyb2tlbiBmb3IgbGVn YWN5IGV4Y2VwdCBvbiBwbGF0Zm9ybXMgd2l0aApzdHJvbmcgb3JkZXJpbmcgd2hpY2ggbWlnaHQg YmUgaGVscGZ1bCBpbiByZWR1Y2luZyB0aGUgc2NvcGUuCgoKLS0gCk1TVAoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRpb24gbWFpbGlu ZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3JnCmh0dHBzOi8v bGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1YWxpemF0aW9u