Re: [PATCH] Increase default MLOCK_LIMIT to 8 MiB

From: Drew DeVault
Date: Tue Nov 16 2021 - 14:25:40 EST


On Tue Nov 16, 2021 at 8:21 PM CET, Vito Caputo wrote:
> Considering a single fullscreen 32bpp 4K-resolution framebuffer is
> ~32MiB, I'm not convinced this is really correct in nearly 2022.

Can you name a practical use-case where you'll be doing I/O with
uncompressed 4K framebuffers? The kind of I/O which is supported by
io_uring, to be specific, not, say, handing it off to libdrm.