[PATCH v2 5/8] powerpc/ftrace: Use generic ftrace_modify_all_code()

[Kamalesh Babulal]

* Michael Ellerman <mpe at ellerman.id.au> [2016-02-29 20:26:26]:

> From: Torsten Duwe <duwe at lst.de>
> 
> Convert powerpc's arch_ftrace_update_code() from its own version to use
> the generic default functionality (without stop_machine -- our
> instructions are properly aligned and the replacements atomic).
> 
> With this we gain error checking and the much-needed function_trace_op
> handling.
> 
> Reviewed-by: Balbir Singh <bsingharora at gmail.com>
> Signed-off-by: Torsten Duwe <duwe at suse.de>
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>

Reviewed-by: Kamalesh Babulal <kamalesh at linux.vnet.ibm.com>