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-rw-r--r--drivers/edac/amd64_edac.c5
-rw-r--r--drivers/edac/pnd2_edac.c9
-rw-r--r--drivers/edac/sb_edac.c9
-rw-r--r--drivers/edac/skx_edac.c9
4 files changed, 28 insertions, 4 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index ac2f30295efe..8b16ec595fa7 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3434,9 +3434,14 @@ MODULE_DEVICE_TABLE(x86cpu, amd64_cpuids);
static int __init amd64_edac_init(void)
{
+ const char *owner;
int err = -ENODEV;
int i;
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
if (!x86_match_cpu(amd64_cpuids))
return -ENODEV;
diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c
index 4395c84cdcbf..df28b65358d2 100644
--- a/drivers/edac/pnd2_edac.c
+++ b/drivers/edac/pnd2_edac.c
@@ -45,6 +45,8 @@
#include "edac_module.h"
#include "pnd2_edac.h"
+#define EDAC_MOD_STR "pnd2_edac"
+
#define APL_NUM_CHANNELS 4
#define DNV_NUM_CHANNELS 2
#define DNV_MAX_DIMMS 2 /* Max DIMMs per channel */
@@ -1355,7 +1357,7 @@ static int pnd2_register_mci(struct mem_ctl_info **ppmci)
pvt = mci->pvt_info;
memset(pvt, 0, sizeof(*pvt));
- mci->mod_name = "pnd2_edac.c";
+ mci->mod_name = EDAC_MOD_STR;
mci->dev_name = ops->name;
mci->ctl_name = "Pondicherry2";
@@ -1547,10 +1549,15 @@ MODULE_DEVICE_TABLE(x86cpu, pnd2_cpuids);
static int __init pnd2_init(void)
{
const struct x86_cpu_id *id;
+ const char *owner;
int rc;
edac_dbg(2, "\n");
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
id = x86_match_cpu(pnd2_cpuids);
if (!id)
return -ENODEV;
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 2078ee414568..3ea90fc5978b 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -36,7 +36,7 @@ static LIST_HEAD(sbridge_edac_list);
* Alter this version for the module when modifications are made
*/
#define SBRIDGE_REVISION " Ver: 1.1.2 "
-#define EDAC_MOD_STR "sbridge_edac"
+#define EDAC_MOD_STR "sb_edac"
/*
* Debug macros
@@ -3155,7 +3155,7 @@ static int sbridge_register_mci(struct sbridge_dev *sbridge_dev, enum type type)
MEM_FLAG_DDR4 : MEM_FLAG_DDR3;
mci->edac_ctl_cap = EDAC_FLAG_NONE;
mci->edac_cap = EDAC_FLAG_NONE;
- mci->mod_name = "sb_edac.c";
+ mci->mod_name = EDAC_MOD_STR;
mci->dev_name = pci_name(pdev);
mci->ctl_page_to_phys = NULL;
@@ -3407,10 +3407,15 @@ static void sbridge_remove(void)
static int __init sbridge_init(void)
{
const struct x86_cpu_id *id;
+ const char *owner;
int rc;
edac_dbg(2, "\n");
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
id = x86_match_cpu(sbridge_cpuids);
if (!id)
return -ENODEV;
diff --git a/drivers/edac/skx_edac.c b/drivers/edac/skx_edac.c
index 3fe85b0ac274..e8e570e73796 100644
--- a/drivers/edac/skx_edac.c
+++ b/drivers/edac/skx_edac.c
@@ -31,6 +31,8 @@
#include "edac_module.h"
+#define EDAC_MOD_STR "skx_edac"
+
/*
* Debug macros
*/
@@ -473,7 +475,7 @@ static int skx_register_mci(struct skx_imc *imc)
mci->mtype_cap = MEM_FLAG_DDR4;
mci->edac_ctl_cap = EDAC_FLAG_NONE;
mci->edac_cap = EDAC_FLAG_NONE;
- mci->mod_name = "skx_edac.c";
+ mci->mod_name = EDAC_MOD_STR;
mci->dev_name = pci_name(imc->chan[0].cdev);
mci->ctl_page_to_phys = NULL;
@@ -1044,12 +1046,17 @@ static int __init skx_init(void)
{
const struct x86_cpu_id *id;
const struct munit *m;
+ const char *owner;
int rc = 0, i;
u8 mc = 0, src_id, node_id;
struct skx_dev *d;
edac_dbg(2, "\n");
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
id = x86_match_cpu(skx_cpuids);
if (!id)
return -ENODEV;