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charset="UTF-8" X-Rspamd-Queue-Id: C22058354545 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam02 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 Mon, Jul 20, 2020 at 2:37 PM Artem Bityutskiy wrote: > > On Mon, 2020-07-20 at 14:07 +0200, Christoph Hellwig wrote: > > What about jffs2 and blk2mtd raw block devices? I don't worry much about blk2mtd. > If my memory serves me correctly JFFS2 did not mind readahead. This covers my knowledge too. I fear enabling readahead on JFFS2 will cause performance issues, this filesystem is mostly used on small and slow NOR devices. -- Thanks, //richard