Re: [PATCH v3 1/2] mm: introduce process_mrelease system call
From: Michal Hocko <mhocko@suse.com>
Date: 2021-07-26 08:20:45
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On Thu 22-07-21 19:03:56, Shakeel Butt wrote:
On Thu, Jul 22, 2021 at 6:14 PM Suren Baghdasaryan [off-list ref] wrote:quoted
[...]quoted
+ + mmap_read_lock(mm);How about mmap_read_trylock(mm) and return -EAGAIN on failure?
Btw. wether there is a non-blocking variant or not we should use killable waiting to make sure the task calling into this is killable by userspace (e.g. to implement a timeout based approach). -- Michal Hocko SUSE Labs