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a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1671818809; bh=scsyWuEgP9F2aaf7KCErcbKYkCrEcCEoZesleynmq9k=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=ojO0rzm+WxMVOph6QjdAP2q5dz99vPuJobg5/WPLBd3P7Ve3TCvk5lnsZfWjqKWc/ c3smWZVaa8mxBMT/gi6lDhpn9j/dx22mrZi5C2xB3ltSZ2T2kb3DiXh7vPiz1VwHln 6IV5T6jC3c78TJrmmORmYqjEsTqh6i+t7Aly8gtU= Date: Fri, 23 Dec 2022 10:06:48 -0800 From: Andrew Morton To: "Zach O'Keefe" Cc: Hugh Dickins , linux-mm@kvack.org, Yang Shi Subject: Re: [PATCH] mm/MADV_COLLAPSE: don't expand collapse when vm_end is past requested end Message-Id: <20221223100648.c099439096efa38c24feae7b@linux-foundation.org> In-Reply-To: References: <20221223003953.2795313-1-zokeefe@google.com> <20221222165652.3775ff5343580e02ffabfa23@linux-foundation.org> <4678bb5a-b417-c3c3-333e-1618694b7653@google.com> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 06CA6C0026 X-Rspamd-Server: rspam01 X-Stat-Signature: 5ax5f4ambjrcfp544iz94yny9tkj8tjk X-HE-Tag: 1671818812-98133 X-HE-Meta: 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 GuNfouwb 5P7PILwcruFmIiy9IBiRneATnPImNnX2yGxyUTg+TGpADAEXxAz6CW0VTvMfqVKr/32fgpN/WqdDaf+autzNoWMeC6cG8rTXeQBV06xsNlJY2y41vFBfIjvJM2Q== 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: On Thu, 22 Dec 2022 17:33:00 -0800 "Zach O'Keefe" wrote: > Andrew -- I should have clarified this question in the description -- > apologies there. OK. Could you please send along revised changelogs which make clearer our reasons for backporting?