From: Alexander Kuleshov <kuleshovmail@gmail.com>
To: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Mark Einon <mark.einon@gmail.com>,
David Cohen <david.a.cohen@linux.intel.com>,
Borislav Petkov <bp@alien8.de>,
linux-kernel@vger.kernel.org,
Alexander Kuleshov <kuleshovmail@gmail.com>
Subject: [PATCH v14 4/4] x86/earlyprintk: add some early_printk for tests
Date: Wed, 1 Jul 2015 15:43:19 +0600 [thread overview]
Message-ID: <1435743799-11604-1-git-send-email-kuleshovmail@gmail.com> (raw)
In-Reply-To: <1435743760-11376-1-git-send-email-kuleshovmail@gmail.com>
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@gmail.com>
---
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
prev parent reply other threads:[~2015-07-01 9:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-01 9:42 [PATCH v14 0/4] x86/earlyprintk: setup serial earlyprintk as early as possible Alexander Kuleshov
2015-07-01 9:42 ` [PATCH v14 1/4] x86/setup: introduce setup_bultin_cmdline() Alexander Kuleshov
2015-07-01 9:43 ` [PATCH v14 2/4] x86/setup: handle builtin command line as early as possible Alexander Kuleshov
2015-07-01 9:43 ` [PATCH v14 3/4] x86/earlyprintk: setup earlyprintk " Alexander Kuleshov
2015-07-01 9:43 ` Alexander Kuleshov [this message]
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