[PATCH 4/4] x86: corruption-check: some post-move cleanups

From: Arjan van de Ven
Date: Sun Oct 05 2008 - 15:11:31 EST



From: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
Date: Sun, 5 Oct 2008 12:05:30 -0700
Subject: [PATCH] x86: corruption-check: some post-move cleanups

now that the code is moved and converted to a work queue,
there's some minor cleanups that can be done.

Signed-off-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/Makefile | 3 ++-
arch/x86/kernel/check.c | 10 ++++------
2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index d042063..31a41b2 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -36,7 +36,6 @@ obj-y += bootflag.o e820.o
obj-y += pci-dma.o quirks.o i8237.o topology.o kdebugfs.o
obj-y += alternative.o i8253.o pci-nommu.o
obj-y += tsc.o io_delay.o rtc.o
-obj-y += check.o

obj-$(CONFIG_X86_TRAMPOLINE) += trampoline.o
obj-y += process.o
@@ -106,6 +105,8 @@ microcode-$(CONFIG_MICROCODE_INTEL) += microcode_intel.o
microcode-$(CONFIG_MICROCODE_AMD) += microcode_amd.o
obj-$(CONFIG_MICROCODE) += microcode.o

+obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o
+
###
# 64 bit specific files
ifeq ($(CONFIG_X86_64),y)
diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c
index 55eed17..3ba1100 100644
--- a/arch/x86/kernel/check.c
+++ b/arch/x86/kernel/check.c
@@ -11,7 +11,6 @@
* remaining free memory in that area and fill it with a distinct
* pattern.
*/
-#ifdef CONFIG_X86_CHECK_BIOS_CORRUPTION
#define MAX_SCAN_AREAS 8

static int __read_mostly memory_corruption_check = -1;
@@ -23,7 +22,7 @@ static struct e820entry scan_areas[MAX_SCAN_AREAS];
static int num_scan_areas;


-static int set_corruption_check(char *arg)
+static __init int set_corruption_check(char *arg)
{
char *end;

@@ -33,7 +32,7 @@ static int set_corruption_check(char *arg)
}
early_param("memory_corruption_check", set_corruption_check);

-static int set_corruption_check_period(char *arg)
+static __init int set_corruption_check_period(char *arg)
{
char *end;

@@ -43,7 +42,7 @@ static int set_corruption_check_period(char *arg)
}
early_param("memory_corruption_check_period", set_corruption_check_period);

-static int set_corruption_check_size(char *arg)
+static __init int set_corruption_check_size(char *arg)
{
char *end;
unsigned size;
@@ -134,7 +133,7 @@ void check_for_bios_corruption(void)
}
}

- WARN(corruption, KERN_ERR "Memory corruption detected in low memory\n");
+ WARN_ONCE(corruption, KERN_ERR "Memory corruption detected in low memory\n");
}

static void check_corruption(struct work_struct *dummy);
@@ -161,5 +160,4 @@ static int start_periodic_check_for_corruption(void)
}

module_init(start_periodic_check_for_corruption);
-#endif

--
1.5.5.1



--
Arjan van de Ven Intel Open Source Technology Centre
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