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Sun, 27 Apr 2025 12:00:12 -0700 (PDT) From: Kairui Song To: linux-mm@kvack.org Cc: Andrew Morton , Matthew Wilcox , David Hildenbrand , Hugh Dickins , Chris Li , Yosry Ahmed , "Huang, Ying" , Nhat Pham , Johannes Weiner , linux-kernel@vger.kernel.org, Kairui Song , Chris Mason , Josef Bacik , David Sterba , linux-btrfs@vger.kernel.org Subject: [PATCH 2/6] btrfs: drop usage of folio_index Date: Mon, 28 Apr 2025 02:59:04 +0800 Message-ID: <20250427185908.90450-3-ryncsn@gmail.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250427185908.90450-1-ryncsn@gmail.com> References: <20250427185908.90450-1-ryncsn@gmail.com> Reply-To: Kairui Song Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Kairui Song folio_index is only needed for mixed usage of page cache and swap cache, for pure page cache usage, the caller can just use folio->index instead. It can't be a swap cache folio here. Swap mapping may only call into fs through `swap_rw` and that is not supported for btrfs. So just drop it and use folio->index instead. Signed-off-by: Kairui Song Cc: Chris Mason (maintainer:BTRFS FILE SYSTEM) Cc: Josef Bacik (maintainer:BTRFS FILE SYSTEM) Cc: David Sterba (maintainer:BTRFS FILE SYSTEM) Cc: linux-btrfs@vger.kernel.org (open list:BTRFS FILE SYSTEM) Signed-off-by: Kairui Song Reviewed-by: Matthew Wilcox (Oracle) Reviewed-by: Qu Wenruo --- fs/btrfs/extent_io.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 197f5e51c474..e08b50504d13 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -3509,7 +3509,7 @@ static void btree_clear_folio_dirty_tag(struct folio = *folio) xa_lock_irq(&folio->mapping->i_pages); if (!folio_test_dirty(folio)) __xa_clear_mark(&folio->mapping->i_pages, - folio_index(folio), PAGECACHE_TAG_DIRTY); + folio->index, PAGECACHE_TAG_DIRTY); xa_unlock_irq(&folio->mapping->i_pages); } =20 --=20 2.49.0