linux-kernel - [PATCH] io_uring: include linux/pagemap.h

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Date:   Wed, 27 May 2020 15:48:08 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Jens Axboe <axboe@...nel.dk>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Pavel Begunkov <asml.silence@...il.com>,
        linux-fsdevel@...r.kernel.org, io-uring@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] io_uring: include linux/pagemap.h

I observed a build regression in ARM randconfig builds:

fs/io_uring.c:500:26: error: field has incomplete type 'struct wait_page_queue'
        struct wait_page_queue          wpq;

Include the missing header file that defines the structure
to make it build again.

Fixes: ad9e8c18aaa2 ("io_uring: support true async buffered reads, if file provides it")
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 fs/io_uring.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index d292b992f945..5e2a0a8809a5 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -55,6 +55,7 @@
 #include <linux/fdtable.h>
 #include <linux/mm.h>
 #include <linux/mman.h>
+#include <linux/pagemap.h>
 #include <linux/percpu.h>
 #include <linux/slab.h>
 #include <linux/kthread.h>
-- 
2.26.2