From: Matthew Wilcox <willy@infradead.org>
To: Minchan Kim <minchan@kernel.org>
Cc: akpm@linux-foundation.org, hca@linux.ibm.com,
linux-s390@vger.kernel.org, david@kernel.org, mhocko@suse.com,
brauner@kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, surenb@google.com,
timmurray@google.com, Minchan Kim <minchan@google.com>
Subject: Re: [PATCH v1 1/3] mm: process_mrelease: expedite clean file folio reclaim via mmu_gather
Date: Fri, 24 Apr 2026 20:33:03 +0100 [thread overview]
Message-ID: <aevFb-ZemUo4nB3I@casper.infradead.org> (raw)
In-Reply-To: <20260421230239.172582-2-minchan@kernel.org>
On Tue, Apr 21, 2026 at 04:02:37PM -0700, Minchan Kim wrote:
> +++ b/mm/swap.c
> @@ -1043,6 +1043,48 @@ void release_pages(release_pages_arg arg, int nr)
> }
> EXPORT_SYMBOL(release_pages);
>
> +static inline void free_file_cache(struct folio *folio)
> +{
> + if (folio_trylock(folio)) {
> + mapping_evict_folio(folio_mapping(folio), folio);
If we already know that the folio is for a file (and I think we do?)
then we can just use folio->mapping here. On the other hand, if it
could be KSM or something else weird, carry on.
next prev parent reply other threads:[~2026-04-24 19:33 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-21 23:02 [PATCH v1 0/3] mm: process_mrelease: expedite clean file folio reclaim and add auto-kill Minchan Kim
2026-04-21 23:02 ` [PATCH v1 1/3] mm: process_mrelease: expedite clean file folio reclaim via mmu_gather Minchan Kim
2026-04-24 7:56 ` David Hildenbrand (Arm)
2026-04-24 21:24 ` Minchan Kim
2026-04-27 9:29 ` David Hildenbrand (Arm)
2026-04-27 22:04 ` Minchan Kim
2026-04-24 19:33 ` Matthew Wilcox [this message]
2026-04-24 21:56 ` Minchan Kim
2026-04-21 23:02 ` [PATCH v1 2/3] mm: process_mrelease: skip LRU movement for exclusive file folios Minchan Kim
2026-04-22 7:22 ` Baolin Wang
2026-04-23 23:38 ` Minchan Kim
2026-04-24 7:51 ` Michal Hocko
2026-04-24 7:57 ` David Hildenbrand (Arm)
2026-04-24 19:15 ` Minchan Kim
2026-04-27 7:16 ` Michal Hocko
2026-04-27 16:48 ` Suren Baghdasaryan
2026-04-27 17:15 ` Michal Hocko
2026-04-27 23:05 ` Minchan Kim
2026-04-28 6:56 ` Michal Hocko
2026-04-24 19:26 ` Minchan Kim
2026-04-21 23:02 ` [PATCH v1 3/3] mm: process_mrelease: introduce PROCESS_MRELEASE_REAP_KILL flag Minchan Kim
2026-04-24 7:57 ` Michal Hocko
2026-04-24 22:49 ` Minchan Kim
2026-04-27 7:02 ` Michal Hocko
2026-04-27 22:03 ` Minchan Kim
2026-04-28 7:01 ` Michal Hocko
2026-04-28 22:37 ` Minchan Kim
2026-04-27 20:34 ` Suren Baghdasaryan
2026-04-27 22:52 ` Minchan Kim
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