Re: [PATCHv3 05/11] mm/truncate: Use folio_set_dropbehind() instead of... | linux-trace-kernel

[PATCHv3 00/11] Get rid of PG_reclaim and rename PG_dropbehind · Kirill A. Shutemov <hidden> · 2025-01-30
[PATCHv3 02/11] drm/i915/gem: Convert __shmem_writeback() to folios · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 02/11] drm/i915/gem: Convert __shmem_writeback() to folios · Andi Shyti <hidden> · 2025-01-31
Re: [PATCHv3 02/11] drm/i915/gem: Convert __shmem_writeback() to folios · Matthew Wilcox <willy@infradead.org> · 2025-01-31
Re: [PATCHv3 02/11] drm/i915/gem: Convert __shmem_writeback() to folios · Shakeel Butt <shakeel.butt@linux.dev> · 2025-01-31
[PATCHv3 01/11] mm/migrate: Transfer PG_dropbehind to the new folio · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 01/11] mm/migrate: Transfer PG_dropbehind to the new folio · Yu Zhao <hidden> · 2025-01-30
[PATCHv3 03/11] drm/i915/gem: Use PG_dropbehind instead of PG_reclaim · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 03/11] drm/i915/gem: Use PG_dropbehind instead of PG_reclaim · Andi Shyti <hidden> · 2025-01-31
[PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Shakeel Butt <shakeel.butt@linux.dev> · 2025-01-31
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Kairui Song <hidden> · 2025-02-01
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Yu Zhao <hidden> · 2025-02-03
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Kirill A. Shutemov <hidden> · 2025-02-03
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Andrew Morton <akpm@linux-foundation.org> · 2025-02-04
Re: [PATCHv3 06/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim · Sergey Senozhatsky <senozhatsky@chromium.org> · 2025-02-06
[PATCHv3 07/11] mm/vmscan: Use PG_dropbehind instead of PG_reclaim in shrink_folio_list() · Kirill A. Shutemov <hidden> · 2025-01-30
[PATCHv3 08/11] mm/mglru: Check PG_dropbehind instead of PG_reclaim in lru_gen_folio_seq() · Kirill A. Shutemov <hidden> · 2025-01-30
[PATCHv3 05/11] mm/truncate: Use folio_set_dropbehind() instead of deactivate_file_folio() · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 05/11] mm/truncate: Use folio_set_dropbehind() instead of deactivate_file_folio() · Yu Zhao <hidden> · 2025-01-30
[PATCHv3 10/11] mm/vmscan: Do not demote PG_dropbehind folios · Kirill A. Shutemov <hidden> · 2025-01-30
[PATCHv3 09/11] mm: Remove PG_reclaim · Kirill A. Shutemov <hidden> · 2025-01-30
[PATCHv3 11/11] mm: Rename PG_dropbehind to PG_reclaim · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 11/11] mm: Rename PG_dropbehind to PG_reclaim · Yu Zhao <hidden> · 2025-01-30
[PATCHv3 04/11] mm/zswap: Use PG_dropbehind instead of PG_reclaim · Kirill A. Shutemov <hidden> · 2025-01-30
Re: [PATCHv3 04/11] mm/zswap: Use PG_dropbehind instead of PG_reclaim · Nhat Pham <nphamcs@gmail.com> · 2025-01-30

Re: [PATCHv3 05/11] mm/truncate: Use folio_set_dropbehind() instead of deactivate_file_folio()

From: Yu Zhao <hidden>
Date: 2025-01-30 20:35:02
Also in: dri-devel, intel-gfx, linux-fsdevel, linux-mm, lkml

On Thu, Jan 30, 2025 at 3:01 AM Kirill A. Shutemov
[off-list ref] wrote:

The recently introduced PG_dropbehind allows for freeing folios
immediately after writeback. Unlike PG_reclaim, it does not need vmscan
to be involved to get the folio freed.

The new flag allows to replace whole deactivate_file_folio() machinery
with simple folio_set_dropbehind().

Signed-off-by: Kirill A. Shutemov <redacted>

Acked-by: Yu Zhao <redacted>

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