From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95789C433E1 for ; Mon, 27 Jul 2020 18:12:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 77FAC20729 for ; Mon, 27 Jul 2020 18:12:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="rvXZRTq8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730517AbgG0SMN (ORCPT ); Mon, 27 Jul 2020 14:12:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728312AbgG0SMM (ORCPT ); Mon, 27 Jul 2020 14:12:12 -0400 Received: from mail-wr1-x441.google.com (mail-wr1-x441.google.com [IPv6:2a00:1450:4864:20::441]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3DB92C061794; Mon, 27 Jul 2020 11:12:12 -0700 (PDT) Received: by mail-wr1-x441.google.com with SMTP id f1so15271761wro.2; Mon, 27 Jul 2020 11:12:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=n+cjMJexAD4hVslCLfZxYw0xSj4v32Cg73ix8mAo6lQ=; b=rvXZRTq8JQeLezn3Y8PtrvIvpSkDiBHveZhfRmIRsSBeDJZnjKqBGy+QWwELGHHK9h IcMm8HWjNIwnu3YVdbwj7AmtnCfpAhFZ+Rpc4w8N91b/7XRDjPtMUQxHAY+v6x5JU1nS 3XcXWMQ8Z6v41HCiM/COJFtN8CNp79O9B+gMY9IdeHjA7WwIXl3acZ7NJYKKF2pW6le1 9956/PiAmuH96Npac+3FjCpIR1YH8sTu6ZSf+wTE+16ZZ4Wm2B1q9cjwtZTrnH27vFLU Os2LTJRtUv0ccsrNI3bsAmwtod5CkcmTpMeDKKx+aTuxVAdxyuvYtKYrRed634svN5W2 SgpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=n+cjMJexAD4hVslCLfZxYw0xSj4v32Cg73ix8mAo6lQ=; b=qq7G3SgGR7kOnfXrQfxqFwOxK/OuoXzma4U7I3ST2E2L1GlVjes1Uxq4mezZjy7hx5 nkAIfhVgdHkKUT+7+MuVM+pMstmdYwl2ND1+U2w11PFB5wuQDGcFZlrkohscb1hjgyoe ZKYiJ8hEUUR8yeVDljolzTebJigAZ4IcgN50fIkNdD9H6HHyZd0tvMR1GuUdfUrbeQZ/ 3c8+iXDtpoRCZuO0uWDOgsyuQIjoC32rwmrYQonP3H1lCMY2/idVVpmkn+oLs/2FlW9J vGBWaXVlaldkEPhYT9z6cgkIcW+/Q6MwnCmmngqULEIV/aJxU01k/t8e/1LVO3CpuZm1 FYSQ== X-Gm-Message-State: AOAM533gHrys5Ac8UysKXYDfih6ujTdw/uXgKlq+oXYuTHxT5TOjZb60 TQCYAoA4rwHi4RLOvmWTB0u4O7JL714DDl9+BF8= X-Google-Smtp-Source: ABdhPJwFtDW1X9++0RKW78h+dwtCDaX++VHQCmLYontPEXnwlgS2w9CTdMWsfkGtAl4r3B+vtG4bXra770bQd6VRpaY= X-Received: by 2002:adf:a351:: with SMTP id d17mr21027063wrb.111.1595873530004; Mon, 27 Jul 2020 11:12:10 -0700 (PDT) MIME-Version: 1.0 References: <20200727103436.50793-1-christophe.jaillet@wanadoo.fr> <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> In-Reply-To: <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> From: Alex Deucher Date: Mon, 27 Jul 2020 14:11:58 -0400 Message-ID: Subject: Re: [PATCH 2/2] drm/radeon: avoid a useless memset To: Christian Koenig Cc: Christophe JAILLET , "Deucher, Alexander" , Dave Airlie , Daniel Vetter , kernel-janitors@vger.kernel.org, amd-gfx list , Maling list - DRI developers , LKML Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Applied. Thanks! Alex On Mon, Jul 27, 2020 at 9:41 AM Christian K=C3=B6nig wrote: > > Am 27.07.20 um 12:34 schrieb Christophe JAILLET: > > Avoid a memset after a call to 'dma_alloc_coherent()'. > > This is useless since > > commit 518a2f1925c3 ("dma-mapping: zero memory returned from dma_alloc_= *") > > > > Signed-off-by: Christophe JAILLET > > Reviewed-by: Christian K=C3=B6nig > > > --- > > drivers/gpu/drm/radeon/radeon_gart.c | 1 - > > 1 file changed, 1 deletion(-) > > > > diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/rad= eon/radeon_gart.c > > index b7ce254e5663..3808a753127b 100644 > > --- a/drivers/gpu/drm/radeon/radeon_gart.c > > +++ b/drivers/gpu/drm/radeon/radeon_gart.c > > @@ -85,7 +85,6 @@ int radeon_gart_table_ram_alloc(struct radeon_device = *rdev) > > } > > #endif > > rdev->gart.ptr =3D ptr; > > - memset((void *)rdev->gart.ptr, 0, rdev->gart.table_size); > > return 0; > > } > > > > _______________________________________________ > amd-gfx mailing list > amd-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Deucher Date: Mon, 27 Jul 2020 18:11:58 +0000 Subject: Re: [PATCH 2/2] drm/radeon: avoid a useless memset Message-Id: List-Id: References: <20200727103436.50793-1-christophe.jaillet@wanadoo.fr> <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> In-Reply-To: <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit To: Christian Koenig Cc: Dave Airlie , kernel-janitors@vger.kernel.org, LKML , amd-gfx list , Christophe JAILLET , Maling list - DRI developers , Daniel Vetter , "Deucher, Alexander" Applied. Thanks! Alex On Mon, Jul 27, 2020 at 9:41 AM Christian König wrote: > > Am 27.07.20 um 12:34 schrieb Christophe JAILLET: > > Avoid a memset after a call to 'dma_alloc_coherent()'. > > This is useless since > > commit 518a2f1925c3 ("dma-mapping: zero memory returned from dma_alloc_*") > > > > Signed-off-by: Christophe JAILLET > > Reviewed-by: Christian König > > > --- > > drivers/gpu/drm/radeon/radeon_gart.c | 1 - > > 1 file changed, 1 deletion(-) > > > > diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c > > index b7ce254e5663..3808a753127b 100644 > > --- a/drivers/gpu/drm/radeon/radeon_gart.c > > +++ b/drivers/gpu/drm/radeon/radeon_gart.c > > @@ -85,7 +85,6 @@ int radeon_gart_table_ram_alloc(struct radeon_device *rdev) > > } > > #endif > > rdev->gart.ptr = ptr; > > - memset((void *)rdev->gart.ptr, 0, rdev->gart.table_size); > > return 0; > > } > > > > _______________________________________________ > amd-gfx mailing list > amd-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 429DFC433E5 for ; 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Mon, 27 Jul 2020 11:12:10 -0700 (PDT) MIME-Version: 1.0 References: <20200727103436.50793-1-christophe.jaillet@wanadoo.fr> <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> In-Reply-To: <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> From: Alex Deucher Date: Mon, 27 Jul 2020 14:11:58 -0400 Message-ID: Subject: Re: [PATCH 2/2] drm/radeon: avoid a useless memset To: Christian Koenig X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dave Airlie , kernel-janitors@vger.kernel.org, LKML , amd-gfx list , Christophe JAILLET , Maling list - DRI developers , "Deucher, Alexander" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" QXBwbGllZC4gIFRoYW5rcyEKCkFsZXgKCk9uIE1vbiwgSnVsIDI3LCAyMDIwIGF0IDk6NDEgQU0g Q2hyaXN0aWFuIEvDtm5pZwo8Y2tvZW5pZy5sZWljaHR6dW1lcmtlbkBnbWFpbC5jb20+IHdyb3Rl Ogo+Cj4gQW0gMjcuMDcuMjAgdW0gMTI6MzQgc2NocmllYiBDaHJpc3RvcGhlIEpBSUxMRVQ6Cj4g PiBBdm9pZCBhIG1lbXNldCBhZnRlciBhIGNhbGwgdG8gJ2RtYV9hbGxvY19jb2hlcmVudCgpJy4K PiA+IFRoaXMgaXMgdXNlbGVzcyBzaW5jZQo+ID4gY29tbWl0IDUxOGEyZjE5MjVjMyAoImRtYS1t YXBwaW5nOiB6ZXJvIG1lbW9yeSByZXR1cm5lZCBmcm9tIGRtYV9hbGxvY18qIikKPiA+Cj4gPiBT aWduZWQtb2ZmLWJ5OiBDaHJpc3RvcGhlIEpBSUxMRVQgPGNocmlzdG9waGUuamFpbGxldEB3YW5h ZG9vLmZyPgo+Cj4gUmV2aWV3ZWQtYnk6IENocmlzdGlhbiBLw7ZuaWcgPGNocmlzdGlhbi5rb2Vu aWdAYW1kLmNvbT4KPgo+ID4gLS0tCj4gPiAgIGRyaXZlcnMvZ3B1L2RybS9yYWRlb24vcmFkZW9u X2dhcnQuYyB8IDEgLQo+ID4gICAxIGZpbGUgY2hhbmdlZCwgMSBkZWxldGlvbigtKQo+ID4KPiA+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMgYi9kcml2 ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMKPiA+IGluZGV4IGI3Y2UyNTRlNTY2My4u MzgwOGE3NTMxMjdiIDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9yYWRl b25fZ2FydC5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMK PiA+IEBAIC04NSw3ICs4NSw2IEBAIGludCByYWRlb25fZ2FydF90YWJsZV9yYW1fYWxsb2Moc3Ry dWN0IHJhZGVvbl9kZXZpY2UgKnJkZXYpCj4gPiAgICAgICB9Cj4gPiAgICNlbmRpZgo+ID4gICAg ICAgcmRldi0+Z2FydC5wdHIgPSBwdHI7Cj4gPiAtICAgICBtZW1zZXQoKHZvaWQgKilyZGV2LT5n YXJ0LnB0ciwgMCwgcmRldi0+Z2FydC50YWJsZV9zaXplKTsKPiA+ICAgICAgIHJldHVybiAwOwo+ ID4gICB9Cj4gPgo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBhbWQtZ2Z4IG1haWxpbmcgbGlzdAo+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQt Z2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1k ZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczov L2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=BAYES_00,DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2D6F2C433E0 for ; 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Mon, 27 Jul 2020 11:12:10 -0700 (PDT) MIME-Version: 1.0 References: <20200727103436.50793-1-christophe.jaillet@wanadoo.fr> <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> In-Reply-To: <898acaf6-9975-40b1-1104-586b64689ccd@gmail.com> From: Alex Deucher Date: Mon, 27 Jul 2020 14:11:58 -0400 Message-ID: Subject: Re: [PATCH 2/2] drm/radeon: avoid a useless memset To: Christian Koenig X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dave Airlie , kernel-janitors@vger.kernel.org, LKML , amd-gfx list , Christophe JAILLET , Maling list - DRI developers , Daniel Vetter , "Deucher, Alexander" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" QXBwbGllZC4gIFRoYW5rcyEKCkFsZXgKCk9uIE1vbiwgSnVsIDI3LCAyMDIwIGF0IDk6NDEgQU0g Q2hyaXN0aWFuIEvDtm5pZwo8Y2tvZW5pZy5sZWljaHR6dW1lcmtlbkBnbWFpbC5jb20+IHdyb3Rl Ogo+Cj4gQW0gMjcuMDcuMjAgdW0gMTI6MzQgc2NocmllYiBDaHJpc3RvcGhlIEpBSUxMRVQ6Cj4g PiBBdm9pZCBhIG1lbXNldCBhZnRlciBhIGNhbGwgdG8gJ2RtYV9hbGxvY19jb2hlcmVudCgpJy4K PiA+IFRoaXMgaXMgdXNlbGVzcyBzaW5jZQo+ID4gY29tbWl0IDUxOGEyZjE5MjVjMyAoImRtYS1t YXBwaW5nOiB6ZXJvIG1lbW9yeSByZXR1cm5lZCBmcm9tIGRtYV9hbGxvY18qIikKPiA+Cj4gPiBT aWduZWQtb2ZmLWJ5OiBDaHJpc3RvcGhlIEpBSUxMRVQgPGNocmlzdG9waGUuamFpbGxldEB3YW5h ZG9vLmZyPgo+Cj4gUmV2aWV3ZWQtYnk6IENocmlzdGlhbiBLw7ZuaWcgPGNocmlzdGlhbi5rb2Vu aWdAYW1kLmNvbT4KPgo+ID4gLS0tCj4gPiAgIGRyaXZlcnMvZ3B1L2RybS9yYWRlb24vcmFkZW9u X2dhcnQuYyB8IDEgLQo+ID4gICAxIGZpbGUgY2hhbmdlZCwgMSBkZWxldGlvbigtKQo+ID4KPiA+ IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMgYi9kcml2 ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMKPiA+IGluZGV4IGI3Y2UyNTRlNTY2My4u MzgwOGE3NTMxMjdiIDEwMDY0NAo+ID4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL3JhZGVvbi9yYWRl b25fZ2FydC5jCj4gPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vcmFkZW9uL3JhZGVvbl9nYXJ0LmMK PiA+IEBAIC04NSw3ICs4NSw2IEBAIGludCByYWRlb25fZ2FydF90YWJsZV9yYW1fYWxsb2Moc3Ry dWN0IHJhZGVvbl9kZXZpY2UgKnJkZXYpCj4gPiAgICAgICB9Cj4gPiAgICNlbmRpZgo+ID4gICAg ICAgcmRldi0+Z2FydC5wdHIgPSBwdHI7Cj4gPiAtICAgICBtZW1zZXQoKHZvaWQgKilyZGV2LT5n YXJ0LnB0ciwgMCwgcmRldi0+Z2FydC50YWJsZV9zaXplKTsKPiA+ICAgICAgIHJldHVybiAwOwo+ ID4gICB9Cj4gPgo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBhbWQtZ2Z4IG1haWxpbmcgbGlzdAo+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQt Z2Z4Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmFtZC1n ZnggbWFpbGluZyBsaXN0CmFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlz dHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAo=