From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D0F823C3F70 for ; Mon, 17 Aug 2026 09:05:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786957504; cv=none; b=GY2Ymp0QhoKsroN89LAqJ3xemgF079jfC7aoIULBt3w96CTcPHDEzlEm65V4GaUoDgjal22//TrouMNAx39/mwbNxVnzEns70K2g5e4gYFHg3/0OMG26UOiync4ojvKxilN/CH6dOCDifkJrmn1qAWSDw3bQk9VwSEdvyGO4tWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786957504; c=relaxed/simple; bh=osLCrDIaylMXZXN4pGzJ19vcgV0eCmVhJy4FeZrBFIk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=cTNKjHF6+V+Zq+j1aB9+iN+jzTboGIZuaJnM9u/MI0p6fvVZ+O4qsiB7M6xcDMirDZcjYORp9f3HUdRf7worAnx3BXDqTgK3NAPeuDePsEw3GpcDARSqZ8otxRTQivt+/YH9jktJY/itAcDYdxgCEjw2Ad8Lnvmxroue6z38qc4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Rg4Yf7sM; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Rg4Yf7sM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6678B1F000E9; Mon, 17 Aug 2026 09:05:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786957503; bh=u/+sIdY9ilSmKd/iYE4w990qSp87aPY8l1VSbNWC6NU=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=Rg4Yf7sMuNL6VNg4vQb3axaJp8iR10wd7nt9Gvda6JCkuqmNMjOsOfMha6RnAw1tm MEpMka/oOQ27ePkZTNNVPl0YZTJv9aL8XDBDd+TEmXbNl4IL991v1qJ8XMkRbHg91V JJYkUTXgnVRPj6AbpCjky9ybeRNJ2wA8QDwkOoEvgv2GjEFQV/tALF9eI5EOql/IFz kmy+cMR6MEJuN9OGfF0Cl/ZXkdIbHSNSaypNYigT5fBhi81tHRle/FdR/JkaRAHCep ChY9PCrE2H75iJ7yxKnL4JZvHDG14JGVDF2y4JFKKcIOsUls2/CPcjJX7RmF6NID9n knz+zvki99cBA== Date: Mon, 17 Aug 2026 17:04:57 +0800 From: Gao Xiang To: Geert Uytterhoeven Cc: Gao Xiang , Linus Torvalds , linux-erofs@lists.ozlabs.org, LKML , SJ Park , Guenter Roeck Subject: Re: [PATCH] erofs: fix EROFS_FS_ZIP_LZMA_DEFAULT_MAX_STREAMS on some UP platforms Message-ID: Mail-Followup-To: Geert Uytterhoeven , Gao Xiang , Linus Torvalds , linux-erofs@lists.ozlabs.org, LKML , SJ Park , Guenter Roeck References: <20260812131144.30802-1-xiang@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Hi Geert, On Mon, Aug 17, 2026 at 10:43:34AM +0200, Geert Uytterhoeven wrote: > Hi Gao, > ... > > > > > > > > In principle, that would be better, but may I ask if there is some > > > > severe consequences out of one extra line of > > > > CONFIG_EROFS_FS_ZIP_LZMA_DEFAULT_MAX_STREAMS=1? > > > > > > > > Since it has been fixed for many times, I hope if it could be improved > > > > later if no severe impacts, sigh.. > > > > > > It causes more churn (defconfig updates), and makes the defconfig > > > files larger than needed. > > > > Could you submit a formal patch directly (since you found it and > > suggested a version)? > > > > so I could submit it along with the pull request if you're fine with it. > > Will do, I want to do a bit more testing first... Ok, anyway, I will try to submit a PR hours later. if there is a patch, the worst case is that it's included in the follow-up pull request. > In addition, usability can be improved by hiding the prompt on UP > systems: > > - int "EROFS LZMA default maximum decompression streams" > + int "EROFS LZMA default maximum decompression streams" if SMP > I hope CONFIG_EROFS_FS_ZIP_LZMA_DEFAULT_MAX_STREAMS is a user-visible configuration (and the Kconfig text helps too) no matter the platform is UP or not (but it can be omitted in .config) even there is the only one choice in menuconfig for example on UP platforms. Thanks, Gao Xiang > 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 >