Re: [PATCH 7/9] vhost: allow userspace to create workers

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On Thu, Jun 17, 2021 at 09:49:07PM -0500, Mike Christie wrote:
> Again it's io_uring. Check out fs/io_uring.c:__io_account_mem(). For RLIMIT_MEMLOCK
> it just does the check and increments the user's counter itself. It's simple like
> option 2, and it handles the issue where the process doing the ioctl wasn't having
> its RLIMIT_NPROC checked/updated.

This can work too. It doesn't cover cases where code called indirectly
acquires resources, but that's probably fine for the vhost worker thread
case.

Stefan

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