From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Zi Yan <ziy@nvidia.com>,
"Matthew Wilcox (Oracle)" <willy@infradead.org>,
Song Liu <songliubraving@fb.com>
Cc: Chris Mason <clm@fb.com>, David Sterba <dsterba@suse.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
Andrew Morton <akpm@linux-foundation.org>,
Lorenzo Stoakes <ljs@kernel.org>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>,
Nico Pache <npache@redhat.com>,
Ryan Roberts <ryan.roberts@arm.com>, Dev Jain <dev.jain@arm.com>,
Barry Song <baohua@kernel.org>, Lance Yang <lance.yang@linux.dev>,
Vlastimil Babka <vbabka@kernel.org>,
Mike Rapoport <rppt@kernel.org>,
Suren Baghdasaryan <surenb@google.com>,
Michal Hocko <mhocko@suse.com>, Shuah Khan <shuah@kernel.org>,
linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
linux-kselftest@vger.kernel.org
Subject: Re: [PATCH 7.2 v2 10/12] fs/btrfs: remove a comment referring to READ_ONLY_THP_FOR_FS
Date: Tue, 14 Apr 2026 13:06:24 +0200 [thread overview]
Message-ID: <f9e00b62-d798-4e9d-9474-d943b4634203@kernel.org> (raw)
In-Reply-To: <20260413192030.3275825-11-ziy@nvidia.com>
On 4/13/26 21:20, Zi Yan wrote:
> READ_ONLY_THP_FOR_FS is no longer present, remove related comment.
>
> Signed-off-by: Zi Yan <ziy@nvidia.com>
> Acked-by: David Sterba <dsterba@suse.com>
> ---
> fs/btrfs/defrag.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/fs/btrfs/defrag.c b/fs/btrfs/defrag.c
> index 7e2db5d3a4d4..a8d49d9ca981 100644
> --- a/fs/btrfs/defrag.c
> +++ b/fs/btrfs/defrag.c
> @@ -860,9 +860,6 @@ static struct folio *defrag_prepare_one_folio(struct btrfs_inode *inode, pgoff_t
> return folio;
>
> /*
> - * Since we can defragment files opened read-only, we can encounter
> - * transparent huge pages here (see CONFIG_READ_ONLY_THP_FOR_FS).
> - *
> * The IO for such large folios is not fully tested, thus return
> * an error to reject such folios unless it's an experimental build.
> *
Reviewed-by: David Hildenbrand (Arm) <david@kernel.org>
--
Cheers,
David
next prev parent reply other threads:[~2026-04-14 11:06 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-13 19:20 [PATCH 7.2 v2 00/12] Remove read-only THP support for FSes without large folio support Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 01/12] mm/khugepaged: remove READ_ONLY_THP_FOR_FS check Zi Yan
2026-04-13 20:20 ` Matthew Wilcox
2026-04-13 20:34 ` Zi Yan
2026-04-14 10:19 ` David Hildenbrand (Arm)
2026-04-14 10:20 ` David Hildenbrand (Arm)
2026-04-14 10:29 ` David Hildenbrand (Arm)
2026-04-14 15:37 ` Lance Yang
2026-04-14 15:43 ` Lance Yang
2026-04-14 15:59 ` Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 02/12] mm/khugepaged: add folio dirty check after try_to_unmap_flush() Zi Yan
2026-04-13 20:23 ` Matthew Wilcox
2026-04-13 20:28 ` Zi Yan
2026-04-14 10:38 ` David Hildenbrand (Arm)
2026-04-14 15:55 ` Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 03/12] mm/huge_memory: remove READ_ONLY_THP_FOR_FS from file_thp_enabled() Zi Yan
2026-04-14 10:40 ` David Hildenbrand (Arm)
2026-04-14 15:59 ` Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 04/12] mm: remove READ_ONLY_THP_FOR_FS Kconfig option Zi Yan
2026-04-14 10:40 ` David Hildenbrand (Arm)
2026-04-13 19:20 ` [PATCH 7.2 v2 05/12] mm/khugepaged: remove READ_ONLY_THP_FOR_FS check in hugepage_pmd_enabled() Zi Yan
2026-04-13 20:33 ` Matthew Wilcox
2026-04-13 20:42 ` Zi Yan
2026-04-14 11:02 ` David Hildenbrand (Arm)
2026-04-14 16:30 ` Zi Yan
2026-04-14 18:14 ` David Hildenbrand (Arm)
2026-04-14 18:25 ` Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 06/12] mm: fs: remove filemap_nr_thps*() functions and their users Zi Yan
2026-04-13 20:35 ` Matthew Wilcox
2026-04-14 11:02 ` David Hildenbrand (Arm)
2026-04-13 19:20 ` [PATCH 7.2 v2 07/12] fs: remove nr_thps from struct address_space Zi Yan
2026-04-13 20:38 ` Matthew Wilcox
2026-04-13 19:20 ` [PATCH 7.2 v2 08/12] mm/huge_memory: remove folio split check for READ_ONLY_THP_FOR_FS Zi Yan
2026-04-13 20:41 ` Matthew Wilcox
2026-04-13 20:46 ` Zi Yan
2026-04-14 11:03 ` David Hildenbrand (Arm)
2026-04-13 19:20 ` [PATCH 7.2 v2 09/12] mm/truncate: use folio_split() in truncate_inode_partial_folio() Zi Yan
2026-04-13 19:20 ` [PATCH 7.2 v2 10/12] fs/btrfs: remove a comment referring to READ_ONLY_THP_FOR_FS Zi Yan
2026-04-14 11:06 ` David Hildenbrand (Arm) [this message]
2026-04-13 19:20 ` [PATCH 7.2 v2 11/12] selftests/mm: remove READ_ONLY_THP_FOR_FS in khugepaged Zi Yan
2026-04-14 11:06 ` David Hildenbrand (Arm)
2026-04-13 19:20 ` [PATCH 7.2 v2 12/12] selftests/mm: remove READ_ONLY_THP_FOR_FS from comments in guard-regions Zi Yan
2026-04-13 20:47 ` Matthew Wilcox
2026-04-13 20:51 ` Zi Yan
2026-04-13 22:28 ` Matthew Wilcox
2026-04-14 11:09 ` David Hildenbrand (Arm)
2026-04-14 16:45 ` Zi Yan
2026-04-14 17:40 ` Matthew Wilcox
2026-04-14 17:53 ` Zi Yan
2026-04-14 11:07 ` David Hildenbrand (Arm)
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