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Groups > linux.kernel > #1210691
| From | Linus Torvalds <torvalds@linux-foundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] mm/readahead.c: fix regression caused by small readahead limit |
| Date | 2015-08-20 21:30 +0200 |
| Message-ID | <pZDHc-5NN-5@gated-at.bofh.it> (permalink) |
| References | <pZASZ-1Mh-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Aug 20, 2015 at 9:19 AM, Roman Gushchin <klamm@yandex-team.ru> wrote:
> + max_sane = max(MAX_READAHEAD,
> + (node_page_state(numa_node_id(), NR_INACTIVE_FILE) +
> + node_page_state(numa_node_id(), NR_FREE_PAGES)) / 2);
No, we're not re-introducing the idiotic and broken per-node logic.
There was a reason it was killed.
There have been other patches suggested that actually use _valid_
heuristics, this is not one of them.
Linus
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[PATCH] mm/readahead.c: fix regression caused by small readahead limit Roman Gushchin <klamm@yandex-team.ru> - 2015-08-20 18:30 +0200
Re: [PATCH] mm/readahead.c: fix regression caused by small readahead limit Linus Torvalds <torvalds@linux-foundation.org> - 2015-08-20 21:30 +0200
[PATCH] mm: use only per-device readahead limit Roman Gushchin <klamm@yandex-team.ru> - 2015-08-21 19:30 +0200
Re: [PATCH] mm: use only per-device readahead limit Linus Torvalds <torvalds@linux-foundation.org> - 2015-08-21 20:20 +0200
Re: [PATCH] mm: use only per-device readahead limit Roman Gushchin <klamm@yandex-team.ru> - 2015-08-21 22:30 +0200
Re: [PATCH] mm: use only per-device readahead limit Linus Torvalds <torvalds@linux-foundation.org> - 2015-08-21 22:50 +0200
[PATCH v2] mm: use only per-device readahead limit Roman Gushchin <klamm@yandex-team.ru> - 2015-08-24 14:00 +0200
Re: [PATCH v2] mm: use only per-device readahead limit Konstantin Khlebnikov <khlebnikov@yandex-team.ru> - 2015-08-24 14:50 +0200
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