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Tue, 13 Feb 2024 15:01:58 +0000 (UTC) Received: from dovecot-director2.suse.de ([10.150.64.162]) by imap1.dmz-prg2.suse.org with ESMTPSA id aLCmBGaEy2VlMwAAD6G6ig (envelope-from ); Tue, 13 Feb 2024 15:01:58 +0000 Message-ID: <77196ea8-2d31-420e-bb8c-fabc734bcb36@suse.de> Date: Tue, 13 Feb 2024 16:01:58 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC v2 07/14] readahead: allocate folios with mapping_min_order in ra_(unbounded|order) Content-Language: en-US To: "Pankaj Raghav (Samsung)" , linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org Cc: mcgrof@kernel.org, gost.dev@samsung.com, akpm@linux-foundation.org, kbusch@kernel.org, djwong@kernel.org, chandan.babu@oracle.com, p.raghav@samsung.com, linux-kernel@vger.kernel.org, willy@infradead.org, linux-mm@kvack.org, david@fromorbit.com References: <20240213093713.1753368-1-kernel@pankajraghav.com> <20240213093713.1753368-8-kernel@pankajraghav.com> From: Hannes Reinecke In-Reply-To: <20240213093713.1753368-8-kernel@pankajraghav.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Authentication-Results: smtp-out1.suse.de; none X-Spam-Level: X-Spam-Score: -3.43 X-Spamd-Result: default: False [-3.43 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; XM_UA_NO_VERSION(0.01)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; BAYES_HAM(-2.14)[95.88%]; MIME_GOOD(-0.10)[text/plain]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; RCPT_COUNT_TWELVE(0.00)[14]; DBL_BLOCKED_OPENRESOLVER(0.00)[samsung.com:email,suse.de:email]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; MID_RHS_MATCH_FROM(0.00)[] X-Spam-Flag: NO On 2/13/24 10:37, Pankaj Raghav (Samsung) wrote: > From: Pankaj Raghav > > Allocate folios with at least mapping_min_order in > page_cache_ra_unbounded() and page_cache_ra_order() as we need to > guarantee a minimum order in the page cache. > > Signed-off-by: Pankaj Raghav > Signed-off-by: Luis Chamberlain > --- > mm/readahead.c | 30 ++++++++++++++++++++++++++---- > 1 file changed, 26 insertions(+), 4 deletions(-) > Reviewed-by: Hannes Reinecke Cheers, Hannes