tree 64058c7570e90ffd1c59393a51fda5d6894771aa
parent 0081ad2486ed75cf09b99e4bf997c513567f5b6d
author Markos Chandras <markos.chandras@imgtec.com> 1386780430 +0000
committer Ralf Baechle <ralf@linux-mips.org> 1395871756 +0100

MIPS: asm: uaccess: Add EVA support to copy_{in, to,from}_user

Use the EVA specific functions from memcpy.S to perform
userspace operations. When get_fs() == get_ds() the usual load/store
instructions are used because the destination address is located in
the kernel address space region. Otherwise, the EVA specifc load/store
instructions are used which will go through th TLB to perform the virtual
to physical translation for the userspace address.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>