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=-8.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 C9104C433E6 for ; Tue, 23 Feb 2021 10:11:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7FF6C64DBD for ; Tue, 23 Feb 2021 10:11:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232125AbhBWKLg (ORCPT ); Tue, 23 Feb 2021 05:11:36 -0500 Received: from mail-oi1-f174.google.com ([209.85.167.174]:38462 "EHLO mail-oi1-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232463AbhBWKKu (ORCPT ); Tue, 23 Feb 2021 05:10:50 -0500 Received: by mail-oi1-f174.google.com with SMTP id h17so17103191oih.5 for ; Tue, 23 Feb 2021 02:10:35 -0800 (PST) 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; bh=0MlYBgfdK58hsknS5qunVqswD6LJ/9U9O0yXbfCCzBQ=; b=rot7C5uFpBF4gNG3B1kWdnJVfGh1lfhlXOYAbJPjXk3mUdL0fTFPuDsxc/+P3CmQRk WHd8gBEu6aVWshoz4LTYDAFVcXK8QHW3T22jpcgpsa8CnfM7raCnh0rfIVq6rXyuA5MM Hzqs/ErnvpID7j1kMFQoDg5bEW7yP5zOm5Rre4kiThy8mDPNmQDY26Q9zaAZWu/gIY6e 9gT25UH2y6Yud2kGkQoLE7OGFyEXRzvidsdRtzdjUc2qT8OPmltaPLgDe+owTopb4vmq eORBsGlCR/oVuPQD57yK1cmJ1pz5j7/tAgY5Qzj0vraDM+bHDTTIEbBoPTEtEFvFLPkT bkVA== X-Gm-Message-State: AOAM532dVvggrAMq2RylyMin0olE48dxWsqqthV8AL6hnuaw2kZfDNEc YInodnjP4G97V9CHWMmIpUQ/GJi2Q+IQp51Ac2TUlDYe X-Google-Smtp-Source: ABdhPJxlU225Fd5JX2pcAtS5D/4cksptqGbxDEEIwJCMMIGPi36SNI4HODo0uFWj6GjkvTVk9NUa62g2DPG+UgmuAUQ= X-Received: by 2002:aca:744:: with SMTP id 65mr18105788oih.153.1614075010194; Tue, 23 Feb 2021 02:10:10 -0800 (PST) MIME-Version: 1.0 References: <20210217235130.1744843-1-saravanak@google.com> In-Reply-To: <20210217235130.1744843-1-saravanak@google.com> From: Geert Uytterhoeven Date: Tue, 23 Feb 2021 11:09:58 +0100 Message-ID: Subject: Re: [PATCH] driver core: Avoid pointless deferred probe attempts To: Saravana Kannan Cc: Greg Kroah-Hartman , "Rafael J. Wysocki" , Android Kernel Team , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Saravana, On Thu, Feb 18, 2021 at 12:51 AM Saravana Kannan wrote: > There's no point in adding a device to the deferred probe list if we > know for sure that it doesn't have a matching driver. So, check if a > device can match with a driver before adding it to the deferred probe > list. > > Signed-off-by: Saravana Kannan Thanks for your patch! > --- > Geert, > > Can you give this a shot for your I2C DMA issue with fw_devlink=on? Yes, this makes I2C use DMA again on Salvator-XS during kernel boot-up. I haven't run any more elaborate tests on other platforms. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds