avr32: switch to RAW_COPY_USER
authorAl Viro <viro@zeniv.linux.org.uk>
Tue, 28 Mar 2017 20:03:51 +0000 (16:03 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Tue, 28 Mar 2017 22:23:25 +0000 (18:23 -0400)
commite5c1540030a0e2da0c46b3da91ed3ceafd0e4368
tree155969ed2a896d01bf9d3411cdb5d9af3b038ead
parent5cbe865b0e03982c7886f36716fc149415ee8381
avr32: switch to RAW_COPY_USER

This one needs profiling; use of asm variant of access_ok() might have
been performance-critical.  Now copy_{to,from}_user() are using the
C variant.  I doubt that it's going to have visible effects, but
that needs to be experimentally verified.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
arch/avr32/Kconfig
arch/avr32/include/asm/uaccess.h
arch/avr32/kernel/avr32_ksyms.c
arch/avr32/lib/copy_user.S