Re: [PATCH] Increase default MLOCK_LIMIT to 8 MiB
From: Jens Axboe <axboe@kernel.dk>
Date: 2021-11-17 23:17:40
Also in:
io-uring, linux-mm, lkml
On 11/17/21 3:26 PM, Johannes Weiner wrote:
quoted
Link: https://lkml.kernel.org/r/20211028080813.15966-1-sir@cmpwn.com Signed-off-by: Drew DeVault <redacted> Acked-by: Jens Axboe <axboe@kernel.dk> Acked-by: Cyril Hrubis <chrubis@suse.cz> Cc: Pavel Begunkov <asml.silence@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>Acked-by: Johannes Weiner <hannes@cmpxchg.org> As per above, I think basing it off of RAM size would be better, but this increase is overdue given all the new users beyond mlock(), and 8M is much better than the current value.
That's basically my reasoning too. Let's just get something going that will at least unblock some valid use cases, and not get bogged down with aiming for perfection. The latter can happen in parallel, but it should not hold it up imho. -- Jens Axboe