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-rw-r--r--drivers/edac/i7core_edac.c9
-rw-r--r--drivers/edac/sb_edac.c42
2 files changed, 20 insertions, 31 deletions
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 6d89c78a9b7..2aacd951d41 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -1623,7 +1623,7 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci,
const struct mce *m)
{
struct i7core_pvt *pvt = mci->pvt_info;
- char *type, *optype, *err, *msg;
+ char *type, *optype, *err, msg[80];
enum hw_event_mc_err_type tp_event;
unsigned long error = m->status & 0x1ff0000l;
bool uncorrected_error = m->mcgstatus & 1ll << 61;
@@ -1701,10 +1701,7 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci,
err = "unknown";
}
- msg = kasprintf(GFP_ATOMIC,
- "addr=0x%08llx cpu=%d count=%d Err=%08llx:%08llx (%s: %s))\n",
- (long long) m->addr, m->cpu, core_err_cnt,
- (long long)m->status, (long long)m->misc, optype, err);
+ snprintf(msg, sizeof(msg), "count=%d %s", core_err_cnt, optype);
/*
* Call the helper to output message
@@ -1718,8 +1715,6 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci,
syndrome,
channel, dimm, -1,
err, msg, m);
-
- kfree(msg);
}
/*
diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c
index 2f95a1b583d..e834dfd034d 100644
--- a/drivers/edac/sb_edac.c
+++ b/drivers/edac/sb_edac.c
@@ -788,7 +788,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
u8 *socket,
long *channel_mask,
u8 *rank,
- char *area_type, char *msg)
+ char **area_type, char *msg)
{
struct mem_ctl_info *new_mci;
struct sbridge_pvt *pvt = mci->pvt_info;
@@ -843,7 +843,7 @@ static int get_memory_error_data(struct mem_ctl_info *mci,
sprintf(msg, "Can't discover the memory socket");
return -EINVAL;
}
- area_type = get_dram_attr(reg);
+ *area_type = get_dram_attr(reg);
interleave_mode = INTERLEAVE_MODE(reg);
pci_read_config_dword(pvt->pci_sad0, interleave_list[n_sads],
@@ -1342,7 +1342,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci,
struct mem_ctl_info *new_mci;
struct sbridge_pvt *pvt = mci->pvt_info;
enum hw_event_mc_err_type tp_event;
- char *type, *optype, msg[256], *recoverable_msg;
+ char *type, *optype, msg[256];
bool ripv = GET_BITFIELD(m->mcgstatus, 0, 0);
bool overflow = GET_BITFIELD(m->status, 62, 62);
bool uncorrected_error = GET_BITFIELD(m->status, 61, 61);
@@ -1355,7 +1355,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci,
long channel_mask, first_channel;
u8 rank, socket;
int rc, dimm;
- char *area_type = "Unknown";
+ char *area_type = NULL;
if (uncorrected_error) {
if (ripv) {
@@ -1407,7 +1407,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci,
}
rc = get_memory_error_data(mci, m->addr, &socket,
- &channel_mask, &rank, area_type, msg);
+ &channel_mask, &rank, &area_type, msg);
if (rc < 0)
goto err_parsing;
new_mci = get_mci_for_node_id(socket);
@@ -1427,29 +1427,23 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci,
else
dimm = 2;
- if (uncorrected_error && recoverable)
- recoverable_msg = " recoverable";
- else
- recoverable_msg = "";
/*
- * FIXME: What should we do with "channel" information on mcelog?
- * Probably, we can just discard it, as the channel information
- * comes from the get_memory_error_data() address decoding
+ * FIXME: On some memory configurations (mirror, lockstep), the
+ * Memory Controller can't point the error to a single DIMM. The
+ * EDAC core should be handling the channel mask, in order to point
+ * to the group of dimm's where the error may be happening.
*/
snprintf(msg, sizeof(msg),
- "%d error(s)%s: %s%s: cpu=%d Err=%04x:%04x addr = 0x%08llx socket=%d Channel=%ld(mask=%ld), rank=%d\n",
- core_err_cnt,
- overflow ? " OVERFLOW" : "",
- area_type,
- recoverable_msg,
- m->cpu,
- mscod, errcode,
- (long long) m->addr,
- socket,
- first_channel, /* This is the real channel on SB */
- channel_mask,
- rank);
+ "count:%d%s%s area:%s err_code:%04x:%04x socket:%d channel_mask:%ld rank:%d",
+ core_err_cnt,
+ overflow ? " OVERFLOW" : "",
+ (uncorrected_error && recoverable) ? " recoverable" : "",
+ area_type,
+ mscod, errcode,
+ socket,
+ channel_mask,
+ rank);
debugf0("%s", msg);