microblaze: Simplify entry.S - save/restore r3/r4 - ret_from_trap
authorMichal Simek <monstr@monstr.eu>
Fri, 22 Jan 2010 09:24:06 +0000 (10:24 +0100)
committerMichal Simek <monstr@monstr.eu>
Thu, 11 Mar 2010 13:25:30 +0000 (14:25 +0100)
commitb1d70c62fff3e8b6224699801c610c244882685a
tree478a60fc008e69f300ab4ea1fc4b68c1f0f3a4bf
parent79bf3a137617e6deeac411c39f1660b7e91d6348
microblaze: Simplify entry.S - save/restore r3/r4 - ret_from_trap

There is possible to save r3/r4 at the beggining of user part
before calling handlers and at the end restore it.

Signed-off-by: Michal Simek <monstr@monstr.eu>
arch/microblaze/kernel/entry.S