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Tsirkin" To: Angus Chen Subject: Re: [PATCH] virtio_pci: Wait for legacy device to be reset Message-ID: <20230411071111-mutt-send-email-mst@kernel.org> References: <20230411024459-mutt-send-email-mst@kernel.org> <20230411025335-mutt-send-email-mst@kernel.org> <20230411032014-mutt-send-email-mst@kernel.org> <20230411061409-mutt-send-email-mst@kernel.org> MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Cc: "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" T24gVHVlLCBBcHIgMTEsIDIwMjMgYXQgMTA6NTc6NTFBTSArMDAwMCwgQW5ndXMgQ2hlbiB3cm90 ZToKPiA+ID4gPiBZZXMsIG5vdCB2ZXJ5IGNsZWFyIHN0aWxsLiBXaGF0IGFyZSB0aGUgZGV2aWNl IGFuZCB2ZW5kb3IgSUQgb2YgdGhlCj4gPiA+ID4gY2FyZD8gRG9lcyBpdCBoYXZlIHRoZSB2aXJ0 aW8gY2FwYWJpbGl0aWVzPwo+ID4gPiA+IFRoYW5rcwo+ID4gPiBJdCdzIGhhdmUgdGhlIHZpcnRp byBjYXBhYmlsaXRpZXMuCj4gPiA+IFdoZW4gaXQgaXMgdXNlZCBpbiBiYXJlIG1ldGFsIO+8jAo+ ID4gPiAgICBpdCBqdXN0IHVzZSBQQ0lfVkVORE9SX0lEX1JFREhBVF9RVU1SQU5FVC4KPiA+ID4g V2hlbiBpdCB1c2UgaW4gdm0sCj4gPiA+ICBJdCBpcyBqdXN0IGxpa2UgOgo+ID4gPiB7IFBDSV9E RVZJQ0VfU1VCKFBDSV9WRU5ET1JfSURfUkVESEFUX1FVTVJBTkVULAo+ID4gPiAgICAgICAgICAg ICAgVklSVElPX1RSQU5TX0lEX05FVCwKPiA+ID4gICAgICAgICAgICAgIFBDSV9WRU5ET1JfSURf SkFHVUFSTUlDUk8sCj4gPiA+ICAgICAgICAgICAgICBWSVJUSU9fSURfTkVUKSB9LAo+ID4gPiAg ICAgeyBQQ0lfREVWSUNFX1NVQihQQ0lfVkVORE9SX0lEX1JFREhBVF9RVU1SQU5FVCwKPiA+ID4g ICAgICAgICAgICAgIFZJUlRJT19UUkFOU19JRF9CTE9DSywKPiA+ID4gICAgICAgICAgICAgIFBD SV9WRU5ET1JfSURfSkFHVUFSTUlDUk8sCj4gPiA+ICAgICAgICAgICAgICBWSVJUSU9fSURfQkxP Q0spIH0sCj4gPiA+Cj4gPiAKPiA+IE9rYXkuIFNvIGl0J3MgYSB0cmFuc2l0aW9uYWwgZGV2aWNl LiBUaGUgcXVlc3Rpb24sIHRoZW4sCj4gPiBpcyBob3cgY29tZSB5b3UgZW5kIHVwIHdpdGggZHJp dmVycy92aXJ0aW8vdmlydGlvX3BjaV9sZWdhY3kuYwo+ID4gd2l0aCBhIG1vZGVybiBsaW51eCBh dCBhbGw/Cj4gPiBEaWQgeW91IGJ5IGNoYW5jZSBzZXQgZm9yY2VfbGVnYWN5ID0gdHJ1ZSA/Cj4g WWVzLEkgY2FuIHByb3ZpZGUgbW9yZSBpbmZvcm1hdGlvbiBhYm91dCBpdC4KPiBXZSBjYW4gdGVz dCBpdCB1c2UgZm9yY2VfbGVnYWN5ICxvciB3ZSB1c2UgYSBzZXJ2ZXIgd2l0aCBtdWx0aSBvcyBi dXQgaXQgdXNlIG9ubHkgb25lIGNhcmQuCj4gVGhhbmtzLgoKT2theSwgc28gSSBkb24ndCB5ZXQg c2VlIGxvdHMgb2YgdmFsdWUgb2YgbWVyZ2luZyB0aGlzIHBhdGNoIHVwc3RyZWFtLgpUaGUgcHJv YmxlbWF0aWMgY29kZSBkb2VzIG5vdCBydW4gYnkgZGVmYXVsdCBhcyB0aGUgbW9kZXJuIGRyaXZl ciBpcwp1c2VkLCBhbmQgYXBwbHlpbmcgdGhlIHBhdGNoIHVwc3RyZWFtIGRvZXMgbm90aGluZyB0 byBmaXggdGhlIG11bHRpLW9zCmNhc2UuCgpXaGF0IGRpZCBJIG1pc3M/CgoKLS0gCk1TVAoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KVmlydHVhbGl6YXRp b24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZvdW5kYXRpb24ub3Jn Cmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xpc3RpbmZvL3ZpcnR1 YWxpemF0aW9u