Re: [PATCH v8 4/4] mm/madvise: check fatal signal pending of target process

On Mon, 22 Jun 2020, Minchan Kim wrote:

Bail out to prevent unnecessary CPU overhead if target process has pending
fatal signal during (MADV_COLD|MADV_PAGEOUT) operation.

Link: http://lkml.kernel.org/r/20200302193630.68771-4-minchan@kernel.org
Signed-off-by: Minchan Kim <minchan@kernel.org>
Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Vlastimil Babka <redacted>
Cc: Alexander Duyck <redacted>
Cc: Brian Geffon <redacted>
Cc: Christian Brauner <christian@brauner.io>
Cc: Daniel Colascione <redacted>
Cc: Jann Horn <jannh@google.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Joel Fernandes <redacted>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: John Dias <redacted>
Cc: Kirill Tkhai <redacted>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Oleksandr Natalenko <redacted>
Cc: Sandeep Patil <redacted>
Cc: SeongJae Park <redacted>
Cc: SeongJae Park <redacted>
Cc: Shakeel Butt <redacted>
Cc: Sonny Rao <redacted>
Cc: Tim Murray <redacted>
Cc: Christian Brauner <redacted>
Cc: <redacted>

Acked-by: David Rientjes <rientjes@google.com>