powerpc/ftrace: Refactor ftrace_modify_code()
authorNaveen N Rao <naveen@kernel.org>
Mon, 19 Jun 2023 09:47:26 +0000 (15:17 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 21 Aug 2023 14:09:05 +0000 (00:09 +1000)
commitf4fcbf2e093e25a7faa8a3c2a5097524114e9547
treed6ac421959bf917b0d1e684273008869328d3196
parentbad90aa52d9a0141c41e00ccd4c40be30a29acc6
powerpc/ftrace: Refactor ftrace_modify_code()

Split up ftrace_modify_code() into a few helpers for future use. Also
update error messages accordingly.

Signed-off-by: Naveen N Rao <naveen@kernel.org>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/a8daa49712b44ff539e6c22a2ea649a540386798.1687166935.git.naveen@kernel.org
arch/powerpc/kernel/trace/ftrace.c