Thread (15 messages) 15 messages, 5 authors, 2021-05-31

Re: [PATCH v3] mm/page_alloc: bail out on fatal signal during reclaim/compaction retry attempt

From: Matthew Wilcox <willy@infradead.org>
Date: 2021-05-20 12:20:13
Also in: lkml

On Wed, May 19, 2021 at 09:34:55PM -0700, Andrew Morton wrote:
On Wed, 19 May 2021 21:17:43 +0100 Aaron Tomlin [off-list ref] wrote:
quoted
It does not make sense to retry compaction when a fatal signal is
pending.
Well, it might make sense.  Presumably it is beneficial to other tasks.
Apart from Vlastimil's point, if I hit ^C, I want the task to die,
as soon as possible.  I don't want it to do things which are beneficial
to other tasks, I want my shell prompt back, not spending seconds
trying to compact memory.  Some other task can do that if _it_ needs
large contiguous chunks.

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