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a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1745530220; bh=AjdpIdUlS4/oUvDm+FsTLVvYVXkvxw6dBUJhegqyS+E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bOoFAQBoGsEli/jr1uWKe6KC1p1B7ypgl0kEaUUjqWQLj7UmVV0AWyvylmrGB+L1b Zty4K5kWFT7c1HL33i9A2y4lyZcy7Emap3nQx7cjXtoL26C8Q89FRcgQ05eojxus0Q zFpE4CTYLUwTJgH8ufdiPPMpTw97jiqaq9BDOxe2u2Ec+ZQlkuLxLDsbF7vBx6257K A4p8Vxwo8MBGEAcaxJBE6/VZh5AmhIapVMDGLtky4VwE1nU+7wSVgEspOI/kiTcABT x4DF4UqyptjWEZDZNiJgWBVnyoX6VRAQwOr7jzn4ozODDuc+29pZtpq4TtjTIN6Ytr cxpctx9f41u0A== Date: Thu, 24 Apr 2025 17:30:18 -0400 From: Mike Snitzer To: trondmy@kernel.org Cc: linux-nfs@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Subject: Re: [RFC PATCH 1/3] filemap: Add a helper for filesystems implementing dropbehind Message-ID: References: <5588a06f6d5a2cf6746828e2d36e7ada668b1739.1745381692.git.trond.myklebust@hammerspace.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5588a06f6d5a2cf6746828e2d36e7ada668b1739.1745381692.git.trond.myklebust@hammerspace.com> X-Rspam-User: X-Rspamd-Queue-Id: D03E0160004 X-Rspamd-Server: rspam04 X-Stat-Signature: f4nbtnhj3aigya7em56sdy9kq4qez7ca X-HE-Tag: 1745530221-893361 X-HE-Meta: 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 kx+nUIV1 dCUhdDEwrBiro8iEr8FttESiGC88MW0U5XITOqkR6SL1UpnQoBaymUHOM4YRUsedw1xYrFedZHVj8e61H6Z1mjKDijft4mOYD9iyq2LCQYnuZRdAMzJ109wkup9SlYIGfsmPcCYnPsNFpxvPZzdt8uvfm+bsVUnVvJGB2w4uwBMFDnwTbduvD77oAbGnGzV5zQSo0kVhvGEddh6/b3nvQItYdrYbTrYj8DGLaJbh4q+62wOWTyhQsT7pUUORa0RiciuDTfzV2vjte1HlAJviUyxgUiTepfCjqgBamV+8iC+SY776O+TZsuQJcUw9J/cYeNiLleQzGQHyOjyMfexkkVlTv1Kw6z9YDbx7PVx2kb7Gq76kdDB8ZacrTuAm/6kl+lELK82fOxD25Ok2m8kbT90yPAOwdBV9tIEtpMybOTfi9xSoNTFRRA7Ajy/N1T2bINHyH X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Apr 23, 2025 at 12:25:30AM -0400, trondmy@kernel.org wrote: > From: Trond Myklebust > > Add a helper to allow filesystems to attempt to free the 'dropbehind' > folio. > > Signed-off-by: Trond Myklebust Reviewed-by: Mike Snitzer