From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
To: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: [PATCH 4/8] iomap: Accept a NULL iomap_writepage_ctx in iomap_submit_ioend()
Date: Wed, 11 Aug 2021 03:46:43 +0100 [thread overview]
Message-ID: <20210811024647.3067739-5-willy@infradead.org> (raw)
In-Reply-To: <20210811024647.3067739-1-willy@infradead.org>
Prepare for I/O without an iomap_writepage_ctx() by accepting a NULL
wpc.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
fs/iomap/buffered-io.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index d92943332c6c..ad9d8fe97f2e 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -1172,7 +1172,7 @@ iomap_submit_ioend(struct iomap_writepage_ctx *wpc, struct iomap_ioend *ioend,
ioend->io_bio->bi_private = ioend;
ioend->io_bio->bi_end_io = iomap_writepage_end_bio;
- if (wpc->ops->prepare_ioend)
+ if (wpc && wpc->ops->prepare_ioend)
error = wpc->ops->prepare_ioend(ioend, error);
if (error) {
/*
--
2.30.2
next prev parent reply other threads:[~2021-08-11 2:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-11 2:46 [PATCH 0/8] iomap writethrough for O_SYNC writes Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 1/8] iomap: Pass struct iomap to iomap_alloc_ioend() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 2/8] iomap: Remove iomap_writepage_ctx from iomap_can_add_to_ioend() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 3/8] iomap: Do not pass iomap_writepage_ctx to iomap_add_to_ioend() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` Matthew Wilcox (Oracle) [this message]
2021-08-11 2:46 ` [PATCH 5/8] iomap: Pass iomap_write_ctx to iomap_write_actor() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 6/8] iomap: Allow a NULL writeback_control argument to iomap_alloc_ioend() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 7/8] iomap: Pass a length to iomap_add_to_ioend() Matthew Wilcox (Oracle)
2021-08-11 2:46 ` [PATCH 8/8] iomap: Add writethrough for O_SYNC Matthew Wilcox (Oracle)
2021-08-12 13:16 ` Christoph Hellwig
2021-08-12 13:28 ` Matthew Wilcox
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