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Wed, 24 Jun 2026 14:30:04 -0700 (PDT) From: Joanne Koong To: brauner@kernel.org Cc: willy@infradead.org, hch@lst.de, djwong@kernel.org, miklos@szeredi.hu, linux-fsdevel@vger.kernel.org, fuse-devel@lists.linux.dev Subject: [PATCH v2 2/2] fuse: use iomap helper to mark folio uptodate Date: Wed, 24 Jun 2026 14:29:25 -0700 Message-ID: <20260624212925.1668662-3-joannelkoong@gmail.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260624212925.1668662-1-joannelkoong@gmail.com> References: <20260624212925.1668662-1-joannelkoong@gmail.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit When fuse enables large folios, a large folio will be backed by iomap_folio_state that keeps track of uptodate and dirty state in an internal bitmap. Fuse writethrough and notify store paths currently set folio uptodate state with folio_mark_uptodate(), which touches only the folio-level flag, but on an iomap-backed folio, that leaves the uptodate bitmap out of sync. Use the iomap_folio_mark_uptodate() helper to update both the folio uptodate state and the iomap uptodate bitmap. Signed-off-by: Joanne Koong --- fs/fuse/file.c | 2 +- fs/fuse/notify.c | 4 +++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/fuse/file.c b/fs/fuse/file.c index e052a0d44dee..26f27e113e9c 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1335,7 +1335,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_io_args *ia, /* If we copied full folio, mark it uptodate */ if (tmp == folio_size(folio)) - folio_mark_uptodate(folio); + iomap_folio_mark_uptodate(folio); if (folio_test_uptodate(folio)) { folio_unlock(folio); diff --git a/fs/fuse/notify.c b/fs/fuse/notify.c index 29578104ae6c..1ba763705d91 100644 --- a/fs/fuse/notify.c +++ b/fs/fuse/notify.c @@ -2,6 +2,8 @@ #include "dev.h" #include "fuse_i.h" + +#include #include static int fuse_notify_poll(struct fuse_conn *fc, unsigned int size, @@ -192,7 +194,7 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size, if (!folio_test_uptodate(folio) && !err && folio_offset == 0 && (nr_bytes == folio_size(folio) || file_size == end)) { folio_zero_segment(folio, nr_bytes, folio_size(folio)); - folio_mark_uptodate(folio); + iomap_folio_mark_uptodate(folio); } folio_unlock(folio); folio_put(folio); -- 2.52.0