]> git.baikalelectronics.ru Git - kernel.git/commit
xtensa: fix prefetch in the raw_copy_to_user
authorMax Filippov <jcmvbkbc@gmail.com>
Tue, 4 Apr 2017 20:26:29 +0000 (13:26 -0700)
committerAl Viro <viro@zeniv.linux.org.uk>
Tue, 4 Apr 2017 20:53:13 +0000 (16:53 -0400)
commitebd60dc6fa1d86cbd5cbbb6c294e13e568d1533d
tree42f94bb10d449e7fe58ebcbd06c724c74f6c61fd
parentaae9d32ee93aacf4474790c448bcf73ff5e3f040
xtensa: fix prefetch in the raw_copy_to_user

'from' is the input buffer, it should be prefetched with prefetch, not
prefetchw.

Tested-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/xtensa/include/asm/uaccess.h