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imf09.hostedemail.com; dkim=none; spf=pass (imf09.hostedemail.com: domain of hch@lst.de designates 213.95.11.211 as permitted sender) smtp.mailfrom=hch@lst.de; dmarc=pass (policy=none) header.from=lst.de ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1780327563; b=ea8PRy+GBIsrTNnqLekKCfYec5UryV3uBNdRAhDNmOxVaoD0ghYKA2M03YtictsU9jFBH2 jT/AQtdCWgcdbfaQCFepAEXvIIPRAamzydDcvL1SlibFJDoMb2Ja7jeckKNIEvxw/TdLCY bNl0L32YtZG0RcWLp8pdW9b0HzpiMUs= Received: by verein.lst.de (Postfix, from userid 2407) id 015AD68BEB; Mon, 1 Jun 2026 17:25:58 +0200 (CEST) Date: Mon, 1 Jun 2026 17:25:58 +0200 From: Christoph Hellwig To: Baoquan He Cc: Christoph Hellwig , akpm@linux-foundation.org, chrisl@kernel.org, usama.arif@linux.dev, kasong@tencent.com, nphamcs@gmail.com, shikemeng@huaweicloud.com, youngjun.park@lge.com, linux-mm@kvack.org Subject: Re: better block swap batching and a different take on swap_ops v2 Message-ID: <20260601152558.GA6229@lst.de> References: <20260601113449.3464734-1-hch@lst.de> <20260601145053.GA5268@lst.de> 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) X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 7982F14000F X-Stat-Signature: iw75qcr31z96hasfzi8z6e9xjupna14f X-Rspam-User: X-HE-Tag: 1780327563-554276 X-HE-Meta: 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 O9INuDn+ MAW4YP1UGs1Iwnq+jG+GOTonhmLaOW5IeKYbS+PiZX8Rc1348rRxHBwUawbfrR6SaByfn9L72TQWXme5vXk8Q2Wdx1AC79CkJoadSQ2UYC45ZfEXXLB8Ovnx3B82I0yKs5IfuKxXFKraNPy+/CEeJ6YfVlbVzTnQc84fmH+AQeyU+z0/moC+24CCLHKaaCIed1koox84geFYCZekix9xMeZJyqd7ZmzWHE3fjb7upJSzJZZhy8NlorJG23u6AvJ/w5jif Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Jun 01, 2026 at 11:17:28PM +0800, Baoquan He wrote: > On 06/01/26 at 04:50pm, Christoph Hellwig wrote: > > On Mon, Jun 01, 2026 at 09:29:30PM +0800, Baoquan He wrote: > > > > this series makes use of the swap_iocb for block as well so that it > > > > doesn't do inefficient single-bio I/O, and then rebases the swap_ops > > > > from Baoquan on top of the now very different method structure. > > > > > > What tree is this series based on? I tried the latest mainline, > > > linux-next main branch and Andrew's mm-unstable, all failed. > > > > The base is: > > > > commit e1af79f3291a268adf4e149e1faba3052743e898 (akpm/mm-unstable) > > Author: Joshua Hahn > > Date: Fri May 29 13:27:54 2026 -0700 > > > > mm/nodemask: correctly describe nodemask operation return types > > Thanks. And seems the patchset pulled back via b4 only contains the > patch 1~5/8 and patch 8/8, it misses 6~7/8. Just in case if someone else > also use b4 and meets the similar issue when applying patches. This > could be related to the email sending tool or its settings. In case it makes your (or anyone elses) life easier, I also have a git branch here: https://git.infradead.org/?p=users/hch/misc.git;a=shortlog;h=refs/heads/swap_ops