From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Jan Beulich" Subject: Re: gnttab_end_foreign_access/unmap fails for GNTMAP_device_map? Date: Wed, 14 Dec 2016 07:59:41 -0700 Message-ID: <58516C6D0200007800129479@prv-mh.provo.novell.com> References: <86ce726d-c82b-22cf-42bb-eb0a1ffb722d@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta6.messagelabs.com ([193.109.254.103]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cHB22-0005aA-KF for xen-devel@lists.xenproject.org; Wed, 14 Dec 2016 14:59:46 +0000 In-Reply-To: <86ce726d-c82b-22cf-42bb-eb0a1ffb722d@gmail.com> Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Oleksandr Andrushchenko Cc: "xen-devel@lists.xenproject.org" List-Id: xen-devel@lists.xenproject.org Pj4+IE9uIDE0LjEyLjE2IGF0IDE1OjQ2LCA8YW5kcjIwMDBAZ21haWwuY29tPiB3cm90ZToKPiBI aSwgYWxsIQo+IAo+IEkgYW0gdHJ5aW5nIHRvIG1hcCBhbmQgdGhlbiB1bm1hcCBncmFudCByZWZz IGluIERvbTAgZnJvbSBEb21VCj4gd2hpY2ggYXJlIHVzZWQgZm9yIERNQSBieSBhIHJlYWwgZGV2 aWNlIGluIERvbTAgKHg4Nl82NCkuCj4gTWFwcGluZyBpcyBkb25lIHdpdGggR05UTUFQX2hvc3Rf bWFwIHwgR05UTUFQX2RldmljZV9tYXAgZmxhZ3MKPiBhbmQgZGV2aWNlIGNhbiBzdWNjZXNzZnVs bHkgYWNjZXNzIHRoZSBwYWdlcyBhbmQgZG8gRE1BLgo+IFRoZSBwcm9ibGVtIGlzIEkgY2Fubm90 IHVubWFwIHRoZSBidWZmZXIgYmFjazogRG9tMCBzYXlzCj4gdW5tYXBwaW5nIHdhcyBkb25lIHcv byBlcnJvcnMsIGJ1dCB3aGVuIERvbVUgdHJpZXMgdG8KPiBnbnR0YWJfZW5kX2ZvcmVpZ25fYWNj ZXNzIEkgc2VlIGxvdHMgb2YKPiBbICAgNTUuMDUyOTc5XSB4ZW46Z3JhbnRfdGFibGU6IFdBUk5J Tkc6IGcuZS4gMHhkY2Ugc3RpbGwgaW4gdXNlIQo+IFsgICA1NS4wNTI5ODRdIGRlZmVycmluZyBn LmUuIDB4ZGNlIChwZm4gMHhmZmZmZmZmZmZmZmZmZmZmKQo+IG1lc3NhZ2VzIGluIERvbVUgYW5k IHRob3NlIGdyZWZzIGFyZSBuZXZlciBmcmVlZCBhbmQgc3lzdGVtIGdldHMKPiBleGhhdXN0ZWQg YXQgc29tZSBwb2ludC4KPiAKPiBUaGUgc2FtZSBjb2RlLCBidXQgd2l0aCBvbmx5IEdOVE1BUF9o b3N0X21hcCBmbGFnIGlzIGFibGUgdG8gcmVsZWFzZQo+IHJlZmVyZW5jZXMgYXMgZXhwZWN0ZWQu IEV2ZW4gaWYgSSBkb24ndCBnaXZlIHRoZSBidWZmZXIgdG8gYW55Cj4gSFcgZGV2aWNlIGluIERv bTAgdGhlIHVzZSBvZiBHTlRNQVBfZGV2aWNlX21hcCBmbGFnIG1ha2VzIHRyb3VibGVzLgo+IEkg YWxzbyB0cmllZCB0byBhZGQgR05UTUFQX3JlYWRvbmx5LCBidXQgaXQgZGlkbid0IGhlbHAuCj4g SW4gRG9tVSByaWdodCBiZWZvcmUgZG9pbmcgZ250dGFiX2VuZF9mb3JlaWduX2FjY2VzcyBJIGFt IGNoZWNraW5nCj4gZmxhZ3Mgd2l0aCBnbnR0YWJfcXVlcnlfZm9yZWlnbl9hY2Nlc3M6IGJvdGgg R1RGX3JlYWRpbmcKPiBhbmQgR1RGX3dyaXRpbmcgYXJlIHNldC4gV2l0aCBHTlRNQVBfcmVhZG9u bHkgb25seSBHVEZfcmVhZGluZwo+ICh3aGljaCBJIGJlbGlldmUgaXMgZXhwZWN0ZWQpLgo+IEkg dHJpZWQgdG8gbG9vayBhdCB0aGUgWGVuIHNvdXJjZXMgYW5kIHRob3VnaHQgdGhhdCBpdCBjb3Vs ZAo+IHByb2JhYmx5IGJlIHJlbGF0ZWQgdG8gcGluL3VucGluPwoKUG9zc2libHkgLSBsb29raW5n IGF0IF9fZ250dGFiX3VubWFwX2NvbW1vbigpLCBhcmUgeW91IHBhc3NpbmcKR05UTUFQX2Rldmlj ZV9tYXAgYWxzbyB0byB0aGUgdW5tYXAgb3BlcmF0aW9uICh0b2dldGhlciB3aXRoCnRoZSBmcmFt ZSBudW1iZXIsIG9yIGVsc2UgdGhlIGZsYWcgd291bGQgYmUgaWdub3JlZCk/CgpKYW4KCj4gQ2Fu IGFueW9uZSBwbGVhc2Ugc2hlZCBzb21lIGxpZ2h0IGlmIGFueXRoaW5nIGFkZGl0aW9uYWwgbmVl ZHMgdG8KPiBiZSBkb25lIGluIGNhc2UgR05UTUFQX2RldmljZV9tYXAgaXMgaW4gdXNlIG9yIHBv aW50IG1lIHRvCj4gd2hhdCBuZWVkcyB0byBjaGVja2VkIHNvIEkgY2FuIGZpbmQgdGhlIHJvb3Qg Y2F1c2U/Cj4gCj4gVGhhbmsgeW91LAo+IE9sZWtzYW5kcgoKCgpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1k ZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK