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RAS, extlog: Adjust init flow

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Unless the platform has eMCA related capability, don't
need to check if there is conflict with EDAC driver.

Signed-off-by: Chen, Gong <gong.chen@linux.intel.com>
Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Chen, Gong 2014-06-11 04:34:51 -04:00 committed by Tony Luck
parent d6cae935ec
commit 7c76bb5f7a
1 changed files with 5 additions and 8 deletions
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13
drivers/acpi/acpi_extlog.c
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@ -223,19 +223,16 @@ static int __init extlog_init(void)
u64 cap;
int rc;
rdmsrl(MSR_IA32_MCG_CAP, cap);
if (!(cap & MCG_ELOG_P) || !extlog_get_l1addr())
return -ENODEV;
if (get_edac_report_status() == EDAC_REPORTING_FORCE) {
pr_warn("Not loading eMCA, error reporting force-enabled through EDAC.\n");
return -EPERM;
}
rc = -ENODEV;
rdmsrl(MSR_IA32_MCG_CAP, cap);
if (!(cap & MCG_ELOG_P))
return rc;
if (!extlog_get_l1addr())
return rc;
rc = -EINVAL;
/* get L1 header to fetch necessary information */
l1_hdr_size = sizeof(struct extlog_l1_head);