tree 9b5912a2576e413aa8bbe1c0da20a19ed54c6e82
parent 84ffae55af79d7b8834fd0c08d0d1ebf2c77f91e
author Stefan Roese <sr@denx.de> 1302824993 +0000
committer Benjamin Herrenschmidt <benh@kernel.crashing.org> 1303096101 +1000

powerpc: Don't write protect kernel text with CONFIG_DYNAMIC_FTRACE enabled

This problem was noticed on an MPC855T platform. Ftrace did oops
when trying to write to the kernel text segment.

Many thanks to Joakim for finding the root cause of this problem.

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Joakim Tjernlund <joakim.tjernlund@transmode.se>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>