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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 5460BC4338F for ; Wed, 18 Aug 2021 14:20:17 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1EBE360560 for ; Wed, 18 Aug 2021 14:20:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1EBE360560 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8EE266E5D3; Wed, 18 Aug 2021 14:20:13 +0000 (UTC) Received: from mail-wm1-x333.google.com (mail-wm1-x333.google.com [IPv6:2a00:1450:4864:20::333]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9ADE16E5CF for ; Wed, 18 Aug 2021 14:20:11 +0000 (UTC) Received: by mail-wm1-x333.google.com with SMTP id w24so1734757wmi.5 for ; Wed, 18 Aug 2021 07:20:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=eLPh1ufyRl6cee+tsMi/YYP1fCI/ZcZPoOHnw+iuZiw=; b=La4elH+vTAmtDVolI+PxFMsQuqOk4Yvrft927jC+awkswgo87nKdKXP67X7/aZAOSE RpgNMA0VRcv2vbTmxLM7O82yMncOC10AxOsmSTFoVfRP6Qt2m71EMCw/sjvz85kiSfVA aKvtncojDWFK8Fy7dXCWuu/TjUH02zQb5lmtc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=eLPh1ufyRl6cee+tsMi/YYP1fCI/ZcZPoOHnw+iuZiw=; b=dsvkJ8ApUF7l/ChAM2N+a47IkbhlJl/JTnmrnwo9lrOQ5rdg0JYjd7V2FSPUzYTif6 1IDYV8BjrMQYMkHbsba1ZVJV3cXPT6AvMjqspNQ59D1Ss2kj3F1BGG8eDqlL9nDilOrU 3Tc/QmB/sty4wT4SMxxVpw3M71M+MvmWagt2qp41OtJNXok0h2IldJHWfmVvC/LD0DfC eKI1VmE639TUjrcktOCgvb/jeitAFcM77Ie+78Eawn201MjgRqNPcOHLTyz4v2AjZFOo DzTYJ46E0W8ofQ3aKlDuLYd3kZsRgNjzLarhda2FNezgIT6HhpSOfkYXbRvDhdTRm+oC MGQA== X-Gm-Message-State: AOAM533jUJo8YYYOI0rhGOlFtnHHlVKwrM8lUk+55sLjbzmdNg4yRu00 TghoEGn8O6iBtF44KF8l32yt1A== X-Google-Smtp-Source: ABdhPJzcuDpzCI5pwk0Io/n50r/I9b/bRulvelZR5aSUeFD9HEU/1+mor6iWWCd5ULyE9JG/Q/XHIQ== X-Received: by 2002:a1c:a181:: with SMTP id k123mr3556962wme.90.1629296409874; Wed, 18 Aug 2021 07:20:09 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id b20sm5802178wmj.20.2021.08.18.07.20.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Aug 2021 07:20:08 -0700 (PDT) Date: Wed, 18 Aug 2021 16:20:06 +0200 From: Daniel Vetter To: Michal Wajdeczko Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Message-ID: References: <20210701155513.2024-1-michal.wajdeczko@intel.com> <20210701155513.2024-3-michal.wajdeczko@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210701155513.2024-3-michal.wajdeczko@intel.com> X-Operating-System: Linux phenom 5.10.0-7-amd64 Subject: Re: [Intel-gfx] [PATCH 2/4] drm/i915/guc: Print error name on CTB (de)registration failure X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Thu, Jul 01, 2021 at 05:55:11PM +0200, Michal Wajdeczko wrote: > Instead of plain error value (%d) print more user friendly error > name (%pe). > > Signed-off-by: Michal Wajdeczko > --- > drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c > index a26bb55c0898..18d52c39f0c2 100644 > --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c > +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c > @@ -167,8 +167,8 @@ static int ct_register_buffer(struct intel_guc_ct *ct, u32 type, > err = guc_action_register_ct_buffer(ct_to_guc(ct), type, > desc_addr, buff_addr, size); > if (unlikely(err)) > - CT_ERROR(ct, "Failed to register %s buffer (err=%d)\n", > - guc_ct_buffer_type_to_str(type), err); > + CT_ERROR(ct, "Failed to register %s buffer (%pe)\n", > + guc_ct_buffer_type_to_str(type), ERR_PTR(err)); errname() is what you want here, not this convoluted jumping through hoops to fake an error pointer. With that: Reviewed-by: Daniel Vetter > return err; > } > > @@ -195,8 +195,8 @@ static int ct_deregister_buffer(struct intel_guc_ct *ct, u32 type) > int err = guc_action_deregister_ct_buffer(ct_to_guc(ct), type); > > if (unlikely(err)) > - CT_ERROR(ct, "Failed to deregister %s buffer (err=%d)\n", > - guc_ct_buffer_type_to_str(type), err); > + CT_ERROR(ct, "Failed to deregister %s buffer (%pe)\n", > + guc_ct_buffer_type_to_str(type), ERR_PTR(err)); > return err; > } > > -- > 2.25.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch