parisc: Fix ftrace function tracer
authorHelge Deller <deller@gmx.de>
Wed, 13 Apr 2016 20:27:22 +0000 (22:27 +0200)
committerHelge Deller <deller@gmx.de>
Thu, 14 Apr 2016 15:47:19 +0000 (17:47 +0200)
commit366dd4ea9d5f0eb78fdf4982d76506f99480ec0a
treea1540803a33b13685a1fe2e3fa8af13bc2e7f018
parentb562e44f507e863c6792946e4e1b1449fbbac85d
parisc: Fix ftrace function tracer

Fix the FTRACE function tracer for 32- and 64-bit kernel.
The former code was horribly broken.

Reimplement most coding in assembly and utilize optimizations, e.g. put
mcount() and ftrace_stub() into one L1 cacheline.

Signed-off-by: Helge Deller <deller@gmx.de>
arch/parisc/Kconfig
arch/parisc/Kconfig.debug
arch/parisc/Makefile
arch/parisc/include/asm/ftrace.h
arch/parisc/kernel/Makefile
arch/parisc/kernel/entry.S
arch/parisc/kernel/ftrace.c
arch/parisc/kernel/head.S