linux-kernel - [PATCH for-next 5/5] erofs: set iowait for sync decompression

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Message-ID: <20191008125616.183715-5-gaoxiang25@huawei.com>
Date:   Tue, 8 Oct 2019 20:56:16 +0800
From:   Gao Xiang <gaoxiang25@...wei.com>
To:     Chao Yu <yuchao0@...wei.com>, <linux-erofs@...ts.ozlabs.org>
CC:     LKML <linux-kernel@...r.kernel.org>, Miao Xie <miaoxie@...wei.com>,
        "Li Guifu" <bluce.liguifu@...wei.com>,
        Gao Xiang <gaoxiang25@...wei.com>
Subject: [PATCH for-next 5/5] erofs: set iowait for sync decompression

For those tasks waiting I/O for sync decompression,
they should be better marked as IO wait state.

Signed-off-by: Gao Xiang <gaoxiang25@...wei.com>
---
 fs/erofs/zdata.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 878449f11665..be3c79421dba 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -1282,8 +1282,8 @@ static void z_erofs_submit_and_unzip(struct super_block *sb,
 		return;
 
 	/* wait until all bios are completed */
-	wait_event(io[JQ_SUBMIT].u.wait,
-		   !atomic_read(&io[JQ_SUBMIT].pending_bios));
+	io_wait_event(io[JQ_SUBMIT].u.wait,
+		      !atomic_read(&io[JQ_SUBMIT].pending_bios));
 
 	/* let's synchronous decompression */
 	z_erofs_vle_unzip_all(&io[JQ_SUBMIT], pagepool);
-- 
2.17.1