From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bob Liu Subject: Re: [RFC PATCH] xen-block: introduces extra request to pass-through SCSI commands Date: Tue, 01 Mar 2016 07:45:45 +0800 Message-ID: <56D4D829.4000404@oracle.com> References: <1456717031-13423-1-git-send-email-bob.liu@oracle.com> <22228.28290.788727.179028@mariner.uk.xensource.com> <22228.29144.86070.673596@mariner.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <22228.29144.86070.673596@mariner.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Ian Jackson Cc: jgross@suse.com, xen-devel@lists.xen.org, paul.durrant@citrix.com, jbeulich@suse.com, roger.pau@citrix.com List-Id: xen-devel@lists.xenproject.org Ck9uIDAzLzAxLzIwMTYgMTI6MjkgQU0sIElhbiBKYWNrc29uIHdyb3RlOgo+IElhbiBKYWNrc29u IHdyaXRlcyAoIlJlOiBbUkZDIFBBVENIXSB4ZW4tYmxvY2s6IGludHJvZHVjZXMgZXh0cmEgcmVx dWVzdCB0byBwYXNzLXRocm91Z2ggU0NTSSBjb21tYW5kcyIpOgo+PiBbc3R1ZmYgc3VnZ2VzdGlu ZyB1c2Ugb2YgUFZTQ1NJIGluc3RlYWRdCj4gCj4gRm9yIHRoZSBhdm9pZGFuY2Ugb2YgZG91YnQ6 Cj4gCj4gMS4gVGhhbmtzIHZlcnkgbXVjaCBmb3IgYnJpbmdpbmcgdGhpcyBwcm9wb3NhbCB0byB1 cyBhdCB0aGUgY29uY2VwdAo+IHN0YWdlLiAgSXQgaXMgbXVjaCBlYXNpZXIgdG8gZGlzY3VzcyB0 aGVzZSBtYXR0ZXJzIGluIGEgY29uc3RydWN0aXZlCj4gd2F5IGJlZm9yZSBhIGxvdCBvZiBlZmZv cnQgaGFzIGJlZW4gcHV0IGludG8gYW4gaW1wbGVtZW50YXRpb24uCj4gCj4gMi4gSSBzaG91bGQg ZXhwbGFpbiB0aGUgZG93bnNpZGVzIHdoaWNoIEkgc2VlIGluIHlvdXIgcHJvcG9zYWw6Cj4gCj4g LSBZb3VyIHN1Z2dlc3Rpb24gaGFzIGJhZCBzZWN1cml0eSBwcm9wZXJ0aWVzOiBwcmV2aW91c2x5 LCB0aGUgUFYKPiAgIGJsb2NrIHByb3RvY29sIHdvdWxkIHByZXNlbnQgb25seSBhIHZlcnkgc2lt cGxlIGFuZCBuYXJyb3cKPiAgIGludGVyZmFjZS4gIFlvdXIgU0NTSSBDREIgcGFzc3Rocm91Z2gg cHJvcG9zYWwgbWVhbnMgdGhhdCBndWVzdHMKPiAgIHdvdWxkIGJlIGFibGUgdG8gYWN0aXZhdGUg ZmVhdHVyZXMgaW4gU0NTSSB0YXJnZXRzIHdoaWNoIHdvdWxkIGJlCj4gICB1bmV4cGVjdGVkIGFu ZCB1bmludGVuZGVkIGJ5IHRoZSBob3N0IGFkbWluaXN0cmF0b3IuICBTdWNoIGZlYXR1cmVzCj4g ICB3b3VsZCBwZXJoYXBzIGV2ZW4gYmUgdW5rbm93biB0byB0aGUgaG9zdCBhZG1pbmlzdHJhdG9y Lgo+IAo+ICAgVGhpcyBjb3VsZCBiZSBtaXRpZ2F0ZWQgYnkgbWFraW5nIHRoaXMgZmVhdHVyZSBj b25maWd1cmFibGUsIG9mCj4gICBjb3Vyc2UsIGRlZmF1bHRpbmcgdG8gb2ZmLCBhbG9uZyB3aXRo IGNsZWFyIGRvY3VtZW50YXRpb24uICBCdXQgaXQncwo+ICAgbm90IGEgZGVzaXJhYmxlIHByb3Bl cnR5Lgo+IAo+IC0gRm9yIHNpbWlsYXIgcmVhc29ucyBpdCB3aWxsIG9mdGVuIGJlIGRpZmZpY3Vs dCB0byB1c2Ugc3VjaCBhIGZlYXR1cmUKPiAgIHNhZmVseS4gIEd1ZXN0IHNvZnR3YXJlIGluIHBh cnRpY3VsYXIgbWlnaHQgZXhwZWN0IHRoYXQgaXQgY2FuCj4gICBzYWZlbHkgdXNlIHdoYXRldmVy IGZlYXR1cmVzIGl0IGNhbiBzZWUsIGFuZCBkbyBhbGwgc29ydHMgb2YKPiAgIGV4Y2l0aW5nIHRo aW5ncy4KPiAKPiAtIEl0IGludm9sdmVzIGR1cGxpY2F0aW5nIG11bHRpcGxleGluZyBsb2dpYyB3 aGljaCBhbHJlYWR5IGV4aXN0cyBpbgo+ICAgUFZTQ1NJLgo+IAoKT25lIHRoaW5nIEknbSBzdGls bCBub3Qgc3VyZSBhYm91dCBQVlNDU0kgaXMgZG8gd2UgaGF2ZSB0aGUgc2FtZSBzZWN1cml0eSBp c3N1ZSBzaW5jZSBMSU8gY2FuIGludGVyZmFjZSB0byBhbnkgYmxvY2sgZGV2aWNlLgpFLmcgd2hl biB1c2luZyBhIHBhcnRpdGlvbiAvZGV2L3NkYTEgYXMgdGhlIFBWU0NTSS1iYWNrZW5kLCBidXQg dGhlIFBWU0NTSS1mcm9udGVuZCBtYXkgc3RpbGwgc2VuZCBTQ1NJIG9wZXJhdGVzIG9uIExVTiBi YXNlcyAodGhlIHdob2xlIGRpc2spLgoKUC5TLiBUaGFua3MgdG8gYWxsIG9mIHlvdSwgaXQgaGVs cHMgYSBsb3QhCgotLSAKUmVnYXJkcywKLUJvYgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlz dHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK