From: Boaz Harrosh <boazh@netapp.com>
Date: Mon, 26 Feb 2018 16:50:35 +0000 (+0200)
Subject: dax: ->direct_access does not sleep anymore
X-Git-Tag: v4.16-rc4~7^2~4
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=9d4949b4935831be10534d5432bf611285a572a5;p=linux-block.git

dax: ->direct_access does not sleep anymore

In Patch:
	[7a862fb] brd: remove dax support

  Dan Williams has removed the only might_sleep
  implementation of ->direct_access.
  So we no longer need to check for it.

CC: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Boaz Harrosh <boazh@netapp.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---

diff --git a/drivers/dax/super.c b/drivers/dax/super.c
index 473af694ad1c..ecdc292aa4e4 100644
--- a/drivers/dax/super.c
+++ b/drivers/dax/super.c
@@ -246,12 +246,6 @@ long dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff, long nr_pages,
 {
 	long avail;
 
-	/*
-	 * The device driver is allowed to sleep, in order to make the
-	 * memory directly accessible.
-	 */
-	might_sleep();
-
 	if (!dax_dev)
 		return -EOPNOTSUPP;