From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Kirill A. Shutemov" Subject: Re: [PATCH v5 04/78] page cache: Use xa_lock Date: Tue, 26 Dec 2017 19:56:24 +0300 Message-ID: <20171226165624.vdarbqqx5czgeqxc@node.shutemov.name> References: <20171215220450.7899-1-willy@infradead.org> <20171215220450.7899-5-willy@infradead.org> Mime-Version: 1.0 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=shutemov-name.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=PWwpWQBUBYM1B0thq2He7uQZIyxYGJVtcjo2yQSBsvQ=; b=nLaFHpb78O4hOKqg+UcrXX7rQ/UZmlwQri6UwYOrGxiv/lwr6LMgVaJh6TEBdeOCj8 JyZeNHnGEMpnDCggNV8ZHdY8bG3Sr3+2yMEQH51Q7BWeCDg8DMvwsfMcjvhspQqy6TSA B6VxVr6gVXAHt44ej8j/Zd2KWTNd9ruGIsAniucZFBAsST41jiQiUsKctC2e64nDBNrr XMyvrFdjJZNt2iFdASpT4xX97VPzCuYrIQY4k99L6E+E6FeXuj/jafcsvkyi5tlZkzSN T4xq+IaFIXgI9FpltfFnAWLuMHP2927po3lhVHmClLzJMN593T3Chsop0vmWN9WW5QCQ e84Q== Content-Disposition: inline In-Reply-To: <20171215220450.7899-5-willy@infradead.org> Sender: owner-linux-mm@kvack.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Matthew Wilcox Cc: linux-kernel@vger.kernel.org, Matthew Wilcox , Ross Zwisler , David Howells , Shaohua Li , Jens Axboe , Rehas Sachdeva , Marc Zyngier , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-nilfs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-xfs@vger.kernel.org, linux-usb@vger.kernel.org, linux-raid@vger.kernel.org On Fri, Dec 15, 2017 at 02:03:36PM -0800, Matthew Wilcox wrote: > From: Matthew Wilcox > > Remove the address_space ->tree_lock and use the xa_lock newly added to > the radix_tree_root. Rename the address_space ->page_tree to ->pages, > since we don't really care that it's a tree. Take the opportunity to > rearrange the elements of address_space to pack them better on 64-bit, > and make the comments more useful. The description sounds a lot like three commits ;) -- Kirill A. Shutemov -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org