Jane Chu 949e7c5f49 mm/memory-failure: unnecessary amount of unmapping
[ Upstream commit 4d75136be8bf3ae01b0bc3e725b2cdc921e103bd ]

It appears that unmap_mapping_range() actually takes a 'size' as its third
argument rather than a location, the current calling fashion causes
unnecessary amount of unmapping to occur.

Link: https://lkml.kernel.org/r/20210420002821.2749748-1-jane.chu@oracle.com
Fixes: 6100e34b2526e ("mm, memory_failure: Teach memory_failure() about dev_pagemap pages")
Signed-off-by: Jane Chu <jane.chu@oracle.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-05-14 09:50:45 +02:00
..
2021-01-27 11:55:14 +01:00
2020-09-04 12:46:07 +01:00
2020-10-18 09:27:10 -07:00
2020-06-08 11:05:55 -07:00
2021-03-07 12:34:15 +01:00
2021-04-21 13:00:57 +02:00
2020-12-30 11:53:55 +01:00
2020-10-16 11:11:15 -07:00
2020-10-16 11:11:19 -07:00
2020-10-16 11:11:17 -07:00
2020-10-20 14:39:37 -07:00