summary refs log tree commit diff
path: root/drivers/edac
diff options
context:
space:
mode:
authorMauro Carvalho Chehab <mchehab@redhat.com>2012-04-25 11:47:36 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-05-28 19:13:54 -0300
commit486dfb1638bc49e9f3bbbefbe4832024ba6abe0d (patch)
treec78481a48f1ae6670c9d6377cdc9ed0b916b65cc /drivers/edac
parent9f70d08a4c4581eee802563b709f710ad492d966 (diff)
downloadlinux-486dfb1638bc49e9f3bbbefbe4832024ba6abe0d.tar.gz
i5000: Fix the fatal error handling
The fatal error channel bits point to a single channel, and not
to a range of channels. Fix the code to properly report it,
instead of printing messages like:
	kernel: EDAC MC0: INTERNAL ERROR: channel-b out of range (4 >= 4)

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac')
-rw-r--r--drivers/edac/i5000_edac.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index 1c1aa7a23c3c..11ea835f155a 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -474,7 +474,6 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci,
 	char msg[EDAC_MC_LABEL_LEN + 1 + 160];
 	char *specific = NULL;
 	u32 allErrors;
-	int branch;
 	int channel;
 	int bank;
 	int rank;
@@ -486,8 +485,7 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci,
 	if (!allErrors)
 		return;		/* if no error, return now */
 
-	branch = EXTRACT_FBDCHAN_INDX(info->ferr_fat_fbd);
-	channel = branch;
+	channel = EXTRACT_FBDCHAN_INDX(info->ferr_fat_fbd);
 
 	/* Use the NON-Recoverable macros to extract data */
 	bank = NREC_BANK(info->nrecmema);
@@ -496,9 +494,9 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci,
 	ras = NREC_RAS(info->nrecmemb);
 	cas = NREC_CAS(info->nrecmemb);
 
-	debugf0("\t\tCSROW= %d  Channels= %d,%d  (Branch= %d "
-		"DRAM Bank= %d rdwr= %s ras= %d cas= %d)\n",
-		rank, channel, channel + 1, branch >> 1, bank,
+	debugf0("\t\tCSROW= %d  Channel= %d "
+		"(DRAM Bank= %d rdwr= %s ras= %d cas= %d)\n",
+		rank, channel, bank,
 		rdwr ? "Write" : "Read", ras, cas);
 
 	/* Only 1 bit will be on */
@@ -539,7 +537,7 @@ static void i5000_process_fatal_error_info(struct mem_ctl_info *mci,
 
 	/* Call the helper to output message */
 	edac_mc_handle_error(HW_EVENT_ERR_FATAL, mci, 0, 0, 0,
-			     branch >> 1, -1, rank,
+			     channel >> 1, channel & 1, rank,
 			     rdwr ? "Write error" : "Read error",
 			     msg, NULL);
 }