From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michel Thierry Subject: Re: [RFC] drm/i915: Handle E2BIG error in i915_gem_fault Date: Wed, 9 Sep 2015 17:53:57 +0100 Message-ID: <55F06425.8020604@intel.com> References: <1441794592-2775-1-git-send-email-michel.thierry@intel.com> <20150909103319.GC32324@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id BBBF96E26A for ; Wed, 9 Sep 2015 09:53:59 -0700 (PDT) In-Reply-To: <20150909103319.GC32324@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gOS85LzIwMTUgMTE6MzMgQU0sIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBXZWQsIFNlcCAw OSwgMjAxNSBhdCAxMToyOTo1MkFNICswMTAwLCBNaWNoZWwgVGhpZXJyeSB3cm90ZToKPj4gaTkx NV9nZW1fb2JqZWN0X2JpbmRfdG9fdm0gcmV0dXJucyAtRTJCSUcgd2hlbiB0aGUgdXNlciB0cmll cyB0byBiaW5kIGFuCj4+IG9iamVjdCBsYXJnZXIgdGhhbiB0aGUgYXBlcnR1cmUsIGJ1dCBpOTE1 X2dlbV9mYXVsdCBkb2VzIG5vdCBoYW5kbGUgdGhpcwo+PiByZXR1cm4gY29kZToKPj4KPj4gWzUw MTkwNi41MzA5ODVdIGdlbV9tbWFwX2d0dDogc3RhcnRpbmcgc3VidGVzdCBiaWctYm8tdGlsZWRY Cj4+IFs1MDE5MDYuNTQxOTkyXSBnZW1fbW1hcF9ndHQgKDIyMzYyKTogZHJvcF9jYWNoZXM6IDMK Pj4gWzUwMTkwNi42MTA3NzRdIFdBUk5JTkc6IENQVTogMiBQSUQ6IDIyMzYyIGF0Cj4+IGRyaXZl cnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmM6MTg4MCBpOTE1X2dlbV9mYXVsdCsweDI0Zi8weDQ3 MCBbaTkxNV0oKQo+PiBbNTAxOTA2LjYyMzU2OF0gdW5oYW5kbGVkIGVycm9yIGluIGk5MTVfZ2Vt X2ZhdWx0OiAtNwo+PiBbNTAxOTA2LjgyNTExNV0gQ2FsbCBUcmFjZToKPj4gWzUwMTkwNi44MzAz MjJdICBbPGZmZmZmZmZmODE3OGZmY2M+XSBkdW1wX3N0YWNrKzB4NDUvMHg1Nwo+PiBbNTAxOTA2 LjgzODU4OV0gIFs8ZmZmZmZmZmY4MTA3NTlhYT5dIHdhcm5fc2xvd3BhdGhfY29tbW9uKzB4OGEv MHhjMAo+PiBbNTAxOTA2Ljg0Nzg0Nl0gIFs8ZmZmZmZmZmY4MTA3NWEyNj5dIHdhcm5fc2xvd3Bh dGhfZm10KzB4NDYvMHg1MAo+PiBbNTAxOTA2Ljg1Njc3Nl0gIFs8ZmZmZmZmZmZjMDc5NTkxZj5d IGk5MTVfZ2VtX2ZhdWx0KzB4MjRmLzB4NDcwIFtpOTE1XQo+PiBbNTAxOTA2Ljg2NjI3Nl0gIFs8 ZmZmZmZmZmY4MTE5ZTExZD5dIF9fZG9fZmF1bHQrMHgzZC8weGEwCj4+IFs1MDE5MDYuODc0NDY0 XSAgWzxmZmZmZmZmZjgxMDY4Y2MwPl0gPyBwdGVfYWxsb2Nfb25lKzB4MzAvMHg1MAo+PiBbNTAx OTA2Ljg4MzE2OV0gIFs8ZmZmZmZmZmY4MTFhMjZhNz5dIGhhbmRsZV9tbV9mYXVsdCsweGUyNy8w eDE4MTAKPj4gWzUwMTkwNi44OTIyMDJdICBbPGZmZmZmZmZmODEzMDZlOGE+XSA/IHNlY3VyaXR5 X21tYXBfZmlsZSsweGNhLzB4ZTAKPj4gWzUwMTkwNi45MDAzODldICBbPGZmZmZmZmZmODExZmI2 YWQ+XSA/IGRvX3Zmc19pb2N0bCsweDJjZC8weDRiMAo+PiBbNTAxOTA2LjkwODE0M10gIFs8ZmZm ZmZmZmY4MTA2M2FkYT5dIF9fZG9fcGFnZV9mYXVsdCsweDE5YS8weDQzMAo+PiBbNTAxOTA2Ljkx NjAyNF0gIFs8ZmZmZmZmZmY4MTA2M2Q5Mj5dIGRvX3BhZ2VfZmF1bHQrMHgyMi8weDMwCj4+IFs1 MDE5MDYuOTIzNTMyXSAgWzxmZmZmZmZmZjgxNzk5MjQ4Pl0gcGFnZV9mYXVsdCsweDI4LzB4MzAK Pj4KPj4gUkZDIGFib3V0IHRoZSBlcnJvciBjb2RlIHRoYXQgc2hvdWxkIGJlIHJldHVybmVkIGJ5 IGk5MTVfZ2VtX2ZhdWx0Lgo+Cj4gVGhlcmUgYXJlIHR3byBmaXhlcyBoZXJlLCBjaGFuZ2UgRTJC SUcgdG8gRU5PU1BDLiBUaGUgZGlmZmVyZW50aWF0ZSBpcwo+IHBhaW5mdWwgdG8gYWxsIGNvbnN1 bWVycyAoYW5kIG1pc3NpbmcgaW4gdXNlcnNwYWNlKS4KCkknbGwgY2hhbmdlIHRoZSByZXR1cm4g Y29kZSBpbiBnZW1fb2JqZWN0X2JpbmRfdG9fdm0gaW5zdGVhZC4KCj4KPiBUaGUgc2Vjb25kIGlz IHRoYXQgZ2VtX2ZhdWx0IHdhcyBzdXBwb3NlZCB0byBiZSBmaXhlZCB0byBoYW5kbGUgaXQgYW5k Cj4gc2lnYnVzIGlzIHRoZSBsZWdpbWF0ZSBlcnJvciBmb3IgdGhhdCBjYXNlIChub3QgZW5vbWVt L3NpZ3NlZ3YpLgoKVGhlc2Ugc3VidGVzdHMgdXNlIG9ianMgdGlsaW5nIHgveSwgc28gdGhlIGRy aXZlciB3b24ndCB1c2UgcGFydGlhbCB2aWV3cy4KClNob3VsZCBpdCBiZSBiZXR0ZXIgaWYgaTkx NV9nZW1fbW1hcF9ndHQgY2hlY2tzIGZvciB0aGlzIChvYmogc2l6ZSAKYmlnZ2VyIHRoYW4gYXBw ZXJ0dXJlIGFuZCBzb21lIHRpbGluZyBtb2RlKSwgYW5kIHJldHVybiBhbiBlcnJvciBhdCB0aGF0 IApwb2ludD8gSW5zdGVhZCBvZiB3YWl0aW5nIGZvciB0aGUgc2lnYnVzIGVycm9yIGluIGdlbV9m YXVsdC4KCi1NaWNoZWwKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1n ZngK