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Subject[PATCH -v5 3/4] x86: MCE: Move debugfs mce dir creating to mce.c
Date
Because more debugfs files under mce dir will be create in mce.c.

Signed-off-by: Huang Ying <ying.huang@intel.com>


ChangeLog:

v5:

- Rebased on x86-tip.git/mce
---
arch/x86/kernel/cpu/mcheck/mce-internal.h | 1 +
arch/x86/kernel/cpu/mcheck/mce-severity.c | 4 +---
arch/x86/kernel/cpu/mcheck/mce.c | 13 +++++++++++++
3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce-internal.h b/arch/x86/kernel/cpu/mcheck/mce-internal.h
index 6bd51e7..32996f9 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-internal.h
+++ b/arch/x86/kernel/cpu/mcheck/mce-internal.h
@@ -22,6 +22,7 @@ struct mce_bank {
};

int mce_severity(struct mce *a, int tolerant, char **msg);
+struct dentry *mce_get_debugfs_dir(void);

extern int mce_ser;

diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c
index 51f7c72..bc35a07 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-severity.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c
@@ -197,7 +197,7 @@ static int __init severities_debugfs_init(void)
{
struct dentry *dmce = NULL, *fseverities_coverage = NULL;

- dmce = debugfs_create_dir("mce", NULL);
+ dmce = mce_get_debugfs_dir();
if (dmce == NULL)
goto err_out;
fseverities_coverage = debugfs_create_file("severities-coverage",
@@ -209,8 +209,6 @@ static int __init severities_debugfs_init(void)
return 0;

err_out:
- if (dmce)
- debugfs_remove(dmce);
return -ENOMEM;
}
late_initcall(severities_debugfs_init);
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 1ce6db1..9c7419e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -34,6 +34,7 @@
#include <linux/smp.h>
#include <linux/fs.h>
#include <linux/mm.h>
+#include <linux/debugfs.h>

#include <asm/processor.h>
#include <asm/hw_irq.h>
@@ -2003,3 +2004,15 @@ static int __init mcheck_disable(char *str)
return 1;
}
__setup("nomce", mcheck_disable);
+
+#ifdef CONFIG_DEBUG_FS
+struct dentry *mce_get_debugfs_dir(void)
+{
+ static struct dentry *dmce;
+
+ if (!dmce)
+ dmce = debugfs_create_dir("mce", NULL);
+
+ return dmce;
+}
+#endif
--
1.6.3.3


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