From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (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 F12993491C4 for ; Mon, 6 Apr 2026 05:52:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775454752; cv=none; b=j60YnB1JGotuwUM5aDNbyEhDH0ZGNlJDuBLocQT6Nix6rkqEmvt+ou7vsIBZ0jA7QAS0ZGLBLhgJFhCmsKgvzf4GcL562e1tvHLiFezPa5zhp9z8thnn+1rvYh0nGRTDtOzVGJSpEAPrs2MJXY1rfNj+l6la13pQXbxfM/wzJkA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775454752; c=relaxed/simple; bh=91IfTTS0ntSSuR3NM+HFeuAd91Bu6WDkqoz+uR4AVAs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=KDjarnlwLKD10c/pEVa/4aDSuq9nCHAxFApk5T65djjPYegISw7o2ptVF1cqzjFAMbAG3lKTj0XbqeTdI73DkW1XOf796RXxR26nK4N0xTuIVk0ngAU7496G2HyVFZx1grsyjlxYOTyWwts5aqu1E4OF8HzZNfDqVafvwK3Wow8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de Received: by verein.lst.de (Postfix, from userid 2407) id B9F2F68BFE; Mon, 6 Apr 2026 07:52:28 +0200 (CEST) Date: Mon, 6 Apr 2026 07:52:28 +0200 From: Christoph Hellwig To: Niklas Cassel Cc: Christoph Hellwig , cem@kernel.org, dlemoal@kernel.org, hans.holmberg@wdc.com, linux-xfs@vger.kernel.org Subject: Re: [PATCH] xfs: fix number of GC bvecs Message-ID: <20260406055228.GE16443@lst.de> References: <20260401135801.124987-1-hch@lst.de> Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) On Thu, Apr 02, 2026 at 08:49:58PM +0200, Niklas Cassel wrote: > Hello Christoph, > > On Wed, Apr 01, 2026 at 03:58:01PM +0200, Christoph Hellwig wrote: > > GC scratch allocations can wrap around and use the same buffer twice, and > > the current code fails to account for that. So far this worked due to > > rounding in the block layer, but changes to the bio allocator drop the > > Which change in the bio allocator? > > If it is a commit that has landed already, I think it would be nice to > mention the commit in the usual "commit + 12 character SHA1" format. We can't reference the other trees as we can't guarantee a stable commit ID before it hits mainline.