[PATCH v14 4/4] x86/earlyprintk: add some early_printk for tests

From: Alexander Kuleshov
Date: Wed Jul 01 2015 - 05:46:06 EST


This patch is only for test of the full patch series. It provides
a couple calls of the early_printk() function.

[Not for applying, only for testing]

Signed-off-by: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
---
arch/x86/kernel/setup.c | 2 ++
init/main.c | 2 ++
2 files changed, 4 insertions(+)

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 4b8d9cb..419835b 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -878,6 +878,8 @@ void __init setup_builtin_cmdline(void)

void __init setup_arch(char **cmdline_p)
{
+ early_printk("Beginning of the x86 specific setup\n");
+
memblock_reserve(__pa_symbol(_text),
(unsigned long)__bss_stop - (unsigned long)_text);

diff --git a/init/main.c b/init/main.c
index c599aea..deeb2a2 100644
--- a/init/main.c
+++ b/init/main.c
@@ -499,6 +499,8 @@ asmlinkage __visible void __init start_kernel(void)
char *command_line;
char *after_dashes;

+ early_printk("start_kernel from init/main.c started to work\n");
+
/*
* Need to run as early as possible, to initialize the
* lockdep hash:
--
2.4.0.GIT

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