Commit 72f9da1d authored Feb 07, 2020 by Xiaoguang Wang Committed by Theodore Ts'o Mar 05, 2020

ext4: start to support iopoll method



Since commit "b1b4705d ext4: introduce direct I/O read using
iomap infrastructure", we can easily make ext4 support iopoll
method, just use iomap_dio_iopoll().

Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Xiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
Link: https://lore.kernel.org/r/20200207120758.2411-1-xiaoguang.wang@linux.alibaba.com


Signed-off-by: Theodore Ts'o <tytso@mit.edu>

parent f2eeca09

fs/ext4/file.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -872,6 +872,7 @@ const struct file_operations ext4_file_operations = {
		.llseek = ext4_llseek,
		.read_iter = ext4_file_read_iter,
		.write_iter = ext4_file_write_iter,
		.iopoll = iomap_dio_iopoll,
		.unlocked_ioctl = ext4_ioctl,
		#ifdef CONFIG_COMPAT
		.compat_ioctl = ext4_compat_ioctl,

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