Merge commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126' into msm-3.4
AU_LINUX_ANDROID_ICS.04.00.04.00.126 from msm-3.0.
First parent is from google/android-3.4.
* commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126': (8712 commits)
PRNG: Device tree entry for qrng device.
vidc:1080p: Set video core timeout value for Thumbnail mode
msm: sps: improve the debugging support in SPS driver
board-8064 msm: Overlap secure and non secure video firmware heaps.
msm: clock: Add handoff ops for 7x30 and copper XO clocks
msm_fb: display: Wait for external vsync before DTV IOMMU unmap
msm: Fix ciruclar dependency in debug UART settings
msm: gdsc: Add GDSC regulator driver for msm-copper
defconfig: Enable Mobicore Driver.
mobicore: Add mobicore driver.
mobicore: rename variable to lower case.
mobicore: rename folder.
mobicore: add makefiles
mobicore: initial import of kernel driver
ASoC: msm: Add SLIMBUS_2_RX CPU DAI
board-8064-gpio: Update FUNC for EPM SPI CS
msm_fb: display: Remove chicken bit config during video playback
mmc: msm_sdcc: enable the sanitize capability
msm-fb: display: lm2 writeback support on mpq platfroms
msm_fb: display: Disable LVDS phy & pll during panel off
...
Signed-off-by: Steve Muckle <smuckle@codeaurora.org>
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c
index bf17145..1ef5022 100644
--- a/arch/arm/kernel/ftrace.c
+++ b/arch/arm/kernel/ftrace.c
@@ -78,6 +78,20 @@
return 0;
}
+int ftrace_arch_code_modify_prepare(void)
+{
+ set_kernel_text_rw();
+ set_all_modules_text_rw();
+ return 0;
+}
+
+int ftrace_arch_code_modify_post_process(void)
+{
+ set_all_modules_text_ro();
+ set_kernel_text_ro();
+ return 0;
+}
+
static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr)
{
return arm_gen_branch_link(pc, addr);