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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93606C433F5 for ; Wed, 2 Feb 2022 10:57:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237464AbiBBK5A (ORCPT ); Wed, 2 Feb 2022 05:57:00 -0500 Received: from smtp-out2.suse.de ([195.135.220.29]:39864 "EHLO smtp-out2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230095AbiBBK46 (ORCPT ); Wed, 2 Feb 2022 05:56:58 -0500 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out2.suse.de (Postfix) with ESMTP id 36B741F3A8; Wed, 2 Feb 2022 10:56:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1643799417; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=LFZWOHWY65j/ik+NoNBuTvIqjJmH18mwmj3lhNARVss=; b=YU7+s3FMM2uSMoBmOFiHJ6G7pf4wBPJ94vkIg1/t2Ki3ujTrssKX3PJUeGAFzEMPWZUjMh 9NKNcBigVjCli2gKZhF9RzOECRZPoeV0tDncdzk08ZHDLHq1DDGM2QhTbDHvM6MpLN74uM jcBlOCZe/1re8jWjElu3cyKgJ0U1568= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1643799417; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=LFZWOHWY65j/ik+NoNBuTvIqjJmH18mwmj3lhNARVss=; b=krr8ZXfW4OmMNZNC2tPt2iMenwqXtTPeyv0RdHysl9jTfXR3zO6ctiBtr1uJkCKXcaA1Ku Tc8YVsfs6qBAENDg== Received: from alsa1.suse.de (alsa1.suse.de [10.160.4.42]) by relay2.suse.de (Postfix) with ESMTP id 2765AA3B89; Wed, 2 Feb 2022 10:56:56 +0000 (UTC) Date: Wed, 02 Feb 2022 11:56:56 +0100 Message-ID: From: Takashi Iwai To: Hideki Yamane Cc: Takashi Iwai , Greg Kroah-Hartman , Luis Chamberlain , "Rafael J . Wysocki" , linux-kernel@vger.kernel.org Subject: Re: [PATCH RFC 0/4] firmware: Add ZSTD-compressed file support In-Reply-To: <20220202023618.2f676b6b319188c470a15e0b@iijmio-mail.jp> References: <20210127154939.13288-1-tiwai@suse.de> <20220128032213.c93b56aa2ea1c77e34b28290@iijmio-mail.jp> <20220128093335.e8d01f21c4b930c30f77e08a@iijmio-mail.jp> <20220202023618.2f676b6b319188c470a15e0b@iijmio-mail.jp> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI/1.14.6 (Maruoka) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 Emacs/25.3 (x86_64-suse-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 01 Feb 2022 18:36:18 +0100, Hideki Yamane wrote: > > Hi, > > On Fri, 28 Jan 2022 09:13:36 +0100 > Takashi Iwai wrote: > > It's totally untested, and it'd be appreciated if > > anyone can confirm that it's working and used. Then we can happily > > re-submit the patches for the merge. > > I've built it with 5.16.4 based one in Debian experimental repository > and it seems to work (note: build failure with 5.15.15 in Debian unstable). > > > How to check: > 1. compress firmware files under /lib/firmware with zstd > 2. boot with distro kernel that is not enable this feature > 3. Wifi that needs firmware doesn't work as expected (*1) > 4. boot with patched kernel > 5. Wifi works :) (*2) Good to know that it's working. (BTW, you can see more details when you enable the debug, e.g. "firmware_class.dyndbg=+p" boot option.) The next step is actually using this in some distro (or privately). If the feature is confirmed to be needed, I'll resubmit the latest patches for the merge request. thanks, Takashi