From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 3/4] lib/scatterlist: Introduce and export __sg_alloc_table_from_pages Date: Thu, 3 Aug 2017 10:21:19 +0100 Message-ID: <4b50eddb-b8ce-7e8e-a3cc-71bec7252b32@linux.intel.com> References: <20170727090504.15812-1-tvrtko.ursulin@linux.intel.com> <20170727090504.15812-4-tvrtko.ursulin@linux.intel.com> <20170802160153.dee32799b03f81b925cf5289@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 076876E11D for ; Thu, 3 Aug 2017 09:21:22 +0000 (UTC) In-Reply-To: <20170802160153.dee32799b03f81b925cf5289@linux-foundation.org> Content-Language: en-GB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Andrew Morton Cc: Intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, Masahiro Yamada , Ben Widawsky , "Vetter, Daniel" List-Id: intel-gfx@lists.freedesktop.org Ck9uIDAzLzA4LzIwMTcgMDA6MDEsIEFuZHJldyBNb3J0b24gd3JvdGU6Cj4gT24gV2VkLCAyIEF1 ZyAyMDE3IDE0OjA2OjM5ICswMTAwIFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBsaW51 eC5pbnRlbC5jb20+IHdyb3RlOgo+IAo+Pgo+PiBIaSBBbmRyZXcsCj4+Cj4+IFdlIGhhdmUgYSBj b3VwbGUgb2Ygc21hbGwgbGliL3NjYXR0ZXJsaXN0LmMgdGlkaWVzIGhlcmUsIHBsdXMgZXhwb3J0 aW5nCj4+IHRoZSBuZXcgQVBJIHdoaWNoIGFsbG93cyBkcml2ZXJzIHRvIGNvbnRyb2wgdGhlIG1h eGltdW0gY29hbGVzY2VkIGVudHJ5Cj4+IGFzIGNyZWF0ZWQgYnkgX19zZ19hbGxvY190YWJsZV9m cm9tX3BhZ2VzLgo+Pgo+PiBJIGFtIGxvb2tpbmcgZm9yIGFuIGFjayB0byBtZXJnZSB0aGVzZSB0 aHJlZSBwYXRjaGVzIHZpYSB0aGUgZHJtLWludGVsIHRyZWUuCj4+Cj4+Cj4+IC4uLgo+Pgo+PiBP biAyNy8wNy8yMDE3IDEwOjA1LCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4+IEZyb206IFR2cnRr byBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+Cj4+Pgo+Pj4gRHJpdmVycyBsaWtl IGk5MTUgYmVuZWZpdCBmcm9tIGJlaW5nIGFibGUgdG8gY29udHJvbCB0aGUgbWF4aXVtCj4+PiBz aXplIG9mIHRoZSBzZyBjb2FsbGVzY2VkIHNlZ21lbnQgd2hpbGUgYnVpbGRpbmcgdGhlIHNjYXR0 ZXItCj4gCj4gImNvYWxlc2NlZCIKCk9vcHMsIEkndmUgaGFkIHRoaXMgaW4gb3RoZXIgcGF0Y2hl cyBpbiB0aGUgc2VyaWVzLiBGaXhlZCBub3cuCgo+Pj4gZ2F0aGVyIGxpc3QuCj4+Pgo+Pj4gSW50 cm9kdWNlIGFuZCBleHBvcnQgdGhlIF9fc2dfYWxsb2NfdGFibGVfZnJvbV9wYWdlcyBmdW5jdGlv bgo+Pj4gd2hpY2ggd2lsbCBhbGxvdyBpdCB0aGF0IGNvbnRyb2wuCj4+Pgo+Pgo+PiAuLi4KPj4K Pj4+IC0tLSBhL2xpYi9zY2F0dGVybGlzdC5jCj4+PiArKysgYi9saWIvc2NhdHRlcmxpc3QuYwo+ Pj4gQEAgLTM3MCwxNCArMzcwLDE1IEBAIGludCBzZ19hbGxvY190YWJsZShzdHJ1Y3Qgc2dfdGFi bGUgKnRhYmxlLCB1bnNpZ25lZCBpbnQgbmVudHMsIGdmcF90IGdmcF9tYXNrKQo+Pj4gICAgRVhQ T1JUX1NZTUJPTChzZ19hbGxvY190YWJsZSk7Cj4+PiAgICAKPj4+ICAgIC8qKgo+Pj4gLSAqIHNn X2FsbG9jX3RhYmxlX2Zyb21fcGFnZXMgLSBBbGxvY2F0ZSBhbmQgaW5pdGlhbGl6ZSBhbiBzZyB0 YWJsZSBmcm9tCj4+PiAtICoJCQkgICAgICAgYW4gYXJyYXkgb2YgcGFnZXMKPj4+IC0gKiBAc2d0 OglUaGUgc2cgdGFibGUgaGVhZGVyIHRvIHVzZQo+Pj4gLSAqIEBwYWdlczoJUG9pbnRlciB0byBh biBhcnJheSBvZiBwYWdlIHBvaW50ZXJzCj4+PiAtICogQG5fcGFnZXM6CU51bWJlciBvZiBwYWdl cyBpbiB0aGUgcGFnZXMgYXJyYXkKPj4+IC0gKiBAb2Zmc2V0OiAgICAgT2Zmc2V0IGZyb20gc3Rh cnQgb2YgdGhlIGZpcnN0IHBhZ2UgdG8gdGhlIHN0YXJ0IG9mIGEgYnVmZmVyCj4+PiAtICogQHNp emU6ICAgICAgIE51bWJlciBvZiB2YWxpZCBieXRlcyBpbiB0aGUgYnVmZmVyIChhZnRlciBvZmZz ZXQpCj4+PiAtICogQGdmcF9tYXNrOglHRlAgYWxsb2NhdGlvbiBtYXNrCj4+PiArICogX19zZ19h bGxvY190YWJsZV9mcm9tX3BhZ2VzIC0gQWxsb2NhdGUgYW5kIGluaXRpYWxpemUgYW4gc2cgdGFi bGUgZnJvbQo+Pj4gKyAqCQkJICAgICAgICAgYW4gYXJyYXkgb2YgcGFnZXMKPj4+ICsgKiBAc2d0 OgkgVGhlIHNnIHRhYmxlIGhlYWRlciB0byB1c2UKPj4+ICsgKiBAcGFnZXM6CSBQb2ludGVyIHRv IGFuIGFycmF5IG9mIHBhZ2UgcG9pbnRlcnMKPj4+ICsgKiBAbl9wYWdlczoJIE51bWJlciBvZiBw YWdlcyBpbiB0aGUgcGFnZXMgYXJyYXkKPj4+ICsgKiBAb2Zmc2V0OiAgICAgIE9mZnNldCBmcm9t IHN0YXJ0IG9mIHRoZSBmaXJzdCBwYWdlIHRvIHRoZSBzdGFydCBvZiBhIGJ1ZmZlcgo+Pj4gKyAq IEBzaXplOiAgICAgICAgTnVtYmVyIG9mIHZhbGlkIGJ5dGVzIGluIHRoZSBidWZmZXIgKGFmdGVy IG9mZnNldCkKPj4+ICsgKiBAbWF4X3NlZ21lbnQ6IE1heGltdW0gc2l6ZSBvZiBhIHNjYXR0ZXJs aXN0IG5vZGUgaW4gYnl0ZXMgKHBhZ2UgYWxpZ25lZCkKPj4+ICsgKiBAZ2ZwX21hc2s6CSBHRlAg YWxsb2NhdGlvbiBtYXNrCj4+PiAgICAgKgo+Pj4gICAgICogIERlc2NyaXB0aW9uOgo+Pj4gICAg ICogICAgQWxsb2NhdGUgYW5kIGluaXRpYWxpemUgYW4gc2cgdGFibGUgZnJvbSBhIGxpc3Qgb2Yg cGFnZXMuIENvbnRpZ3VvdXMKPiAKPiBUaGUgRGVzY3JpcHRpb24gZG9lc24ndCBkZXNjcmliZSBo b3cgdGhpcyBkaWZmZXJzIGZyb20KPiBzZ19hbGxvY190YWJsZV9mcm9tX3BhZ2VzKCksIGFsdGhv dWdoIGl0IGRvZXNuJ3Qgc2VlbSB0ZXJyaWJseQo+IGltcG9ydGFudC4KCldlbGwgc3BvdHRlZCwg SSd2ZSBmaXhlZCB0aGlzIGFzIHdlbGwuCgo+Pj4gKwo+Pj4gKy8qKgo+Pj4gKyAqIHNnX2FsbG9j X3RhYmxlX2Zyb21fcGFnZXMgLSBBbGxvY2F0ZSBhbmQgaW5pdGlhbGl6ZSBhbiBzZyB0YWJsZSBm cm9tCj4+PiArICoJCQkgICAgICAgYW4gYXJyYXkgb2YgcGFnZXMKPj4+ICsgKiBAc2d0OgkgVGhl IHNnIHRhYmxlIGhlYWRlciB0byB1c2UKPj4+ICsgKiBAcGFnZXM6CSBQb2ludGVyIHRvIGFuIGFy cmF5IG9mIHBhZ2UgcG9pbnRlcnMKPj4+ICsgKiBAbl9wYWdlczoJIE51bWJlciBvZiBwYWdlcyBp biB0aGUgcGFnZXMgYXJyYXkKPj4+ICsgKiBAb2Zmc2V0OiAgICAgIE9mZnNldCBmcm9tIHN0YXJ0 IG9mIHRoZSBmaXJzdCBwYWdlIHRvIHRoZSBzdGFydCBvZiBhIGJ1ZmZlcgo+Pj4gKyAqIEBzaXpl OiAgICAgICAgTnVtYmVyIG9mIHZhbGlkIGJ5dGVzIGluIHRoZSBidWZmZXIgKGFmdGVyIG9mZnNl dCkKPj4+ICsgKiBAZ2ZwX21hc2s6CSBHRlAgYWxsb2NhdGlvbiBtYXNrCj4+PiArICoKPj4+ICsg KiAgRGVzY3JpcHRpb246Cj4+PiArICogICAgQWxsb2NhdGUgYW5kIGluaXRpYWxpemUgYW4gc2cg dGFibGUgZnJvbSBhIGxpc3Qgb2YgcGFnZXMuIENvbnRpZ3VvdXMKPj4+ICsgKiAgICByYW5nZXMg b2YgdGhlIHBhZ2VzIGFyZSBzcXVhc2hlZCBpbnRvIGEgc2luZ2xlIHNjYXR0ZXJsaXN0IG5vZGUu IEEgdXNlcgo+Pj4gKyAqICAgIG1heSBwcm92aWRlIGFuIG9mZnNldCBhdCBhIHN0YXJ0IGFuZCBh IHNpemUgb2YgdmFsaWQgZGF0YSBpbiBhIGJ1ZmZlcgo+Pj4gKyAqICAgIHNwZWNpZmllZCBieSB0 aGUgcGFnZSBhcnJheS4gVGhlIHJldHVybmVkIHNnIHRhYmxlIGlzIHJlbGVhc2VkIGJ5Cj4+PiAr ICogICAgc2dfZnJlZV90YWJsZS4KPj4+ICsgKgo+Pj4gKyAqIFJldHVybnM6Cj4+PiArICogICAw IG9uIHN1Y2Nlc3MsIG5lZ2F0aXZlIGVycm9yIG9uIGZhaWx1cmUKPj4+ICsgKi8KPj4+ICtpbnQg c2dfYWxsb2NfdGFibGVfZnJvbV9wYWdlcyhzdHJ1Y3Qgc2dfdGFibGUgKnNndCwgc3RydWN0IHBh Z2UgKipwYWdlcywKPj4+ICsJCQkgICAgICB1bnNpZ25lZCBpbnQgbl9wYWdlcywgdW5zaWduZWQg aW50IG9mZnNldCwKPj4+ICsJCQkgICAgICB1bnNpZ25lZCBsb25nIHNpemUsIGdmcF90IGdmcF9t YXNrKQo+Pj4gK3sKPj4+ICsJcmV0dXJuIF9fc2dfYWxsb2NfdGFibGVfZnJvbV9wYWdlcyhzZ3Qs IHBhZ2VzLCBuX3BhZ2VzLCBvZmZzZXQsIHNpemUsCj4+PiArCQkJCQkgICBTQ0FUVEVSTElTVF9N QVhfU0VHTUVOVCwgZ2ZwX21hc2spOwo+Pj4gK30KPiAKPiBNYWtpbmcgdGhpcyBhbiBpbmxpbmUg d291bGQgc2F2ZSBhIGJ1bmNoIG9yIHN0YWNrIHNwYWNlIGluIHRoZSBjYWxsZXJzPwo+IAo+IE9u ZSBjb3VsZCBqdXN0IGFkZCB0aGUgbmV3IGFyZyB0aGVuIHJ1biBhcm91bmQgYW5kIHVwZGF0ZSB0 aGUgMTBpc2gKPiBjYWxsZXJzIGJ1dCBJIGd1ZXNzIHRoZSBuZXcgaW50ZXJmYWNlIGlzIE9LLgoK T24gdGhlIGZpcnN0IHN1Z2dlc3Rpb24gLSB0aGVyZSBhcmUgb3RoZXIgdHJpdmlhbCB3cmFwcGVy cyBpbiAKbGliL3NjYXR0ZXJsaXN0LmMgd2hpY2ggY291bGQgYmVuZWZpdCBmcm9tIHRoZSBzYW1l IHRyZWF0bWVudCAobW92ZSB0byAKaW5saW5lKSBzbyBJIG9wdGVkIG5vdCB0byBkbyB0aGlzIGlu IHRoaXMgcGF0Y2ggYnV0IHdpbGwgc2VuZCBhIGZvbGxvdyB1cC4KCj4gT3RoZXJ3aXNlIGl0J3Mg T0sgYnkgbWUsIHBsZWFzZSBnbyBhaGVhZCBhcyBwcm9wb3NlZC4KClRoYW5rcyBhIGxvdCEKClJl Z2FyZHMsCgpUdnJ0a28KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwt Z2Z4Cg==