i7core: enrich error information based on memory transaction type (a639539f) · Commits · e / devices / android_kernel_teracube_emerald

drivers/edac/i7core_edac.c

+27 −5

Original line number	Diff line number	Diff line
		@@ -1352,9 +1352,9 @@ static void check_mc_test_err(struct mem_ctl_info *mci, u8 socket)
		static void i7core_mce_output_error(struct mem_ctl_info *mci,
		struct mce *m)
		{
		char *type;
		char err, msg;
		char type, optype, err, msg;
		unsigned long error = m->status & 0x1ff0000l;
		u32 optypenum = (m->status >> 4) & 0x07;
		u32 core_err_cnt = (m->status >> 38) && 0x7fff;
		u32 dimm = (m->misc >> 16) & 0x3;
		u32 channel = (m->misc >> 18) & 0x3;
		@@ -1366,6 +1366,27 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci,
		else
		type = "NON_FATAL";

		switch (optypenum) {
		case 0:
		optype = "generic undef request";
		break;
		case 1:
		optype = "read error";
		break;
		case 2:
		optype = "write error";
		break;
		case 3:
		optype = "addr/cmd error";
		break;
		case 4:
		optype = "scrubbing error";
		break;
		default:
		optype = "reserved";
		break;
		}

		switch (errnum) {
		case 16:
		err = "read ECC error";
		@@ -1400,10 +1421,11 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci,

		/* FIXME: should convert addr into bank and rank information */
		msg = kasprintf(GFP_ATOMIC,
		"%s (addr = 0x%08llx Dimm=%d, Channel=%d, "
		"syndrome=0x%08x, count=%d Err=%d (%s))\n",
		"%s (addr = 0x%08llx, Dimm=%d, Channel=%d, "
		"syndrome=0x%08x, count=%d, Err=%08llx:%08llx (%s: %s))\n",
		type, (long long) m->addr, dimm, channel,
		syndrome, core_err_cnt,errnum, err);
		syndrome, core_err_cnt, (long long)m->status,
		(long long)m->misc, optype, err);

		debugf0("%s", msg);