ACPI/APEI: revert "accept validly sized ERST on Intel systems only for now"

With the recent two fixes to ERST handling, this should no longer be
necessary.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Tested-by: Andrew Cooper <andrew.cooper3@citrix.com>

diff --git a/xen/drivers/acpi/apei/erst.c b/xen/drivers/acpi/apei/erst.c
index 6519042baae165297f2b5540cc317375606823e1..98f73d906154274a835dc740b6ade895aa1b8423 100644 (file)
--- a/xen/drivers/acpi/apei/erst.c
+++ b/xen/drivers/acpi/apei/erst.c
@@ -738,19 +738,6 @@ static int __init erst_check_table(struct acpi_table_erst *erst_tab)
 
        switch (erst_tab->header_length) {
        case sizeof(*erst_tab) - sizeof(erst_tab->header):
-#ifdef CONFIG_X86
-               /* XXX
-                * While the rest of the ERST code appears to work on Intel
-                * systems with properly sized tables, various AMD systems
-                * appear to get hung (at boot time) by allowing this. Until
-                * someone with access to suitable hardware can debug this,
-                * disable the rest of the code by considering this case
-                * invalid.
-                */
-               if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
-                       return -EINVAL;
-               /* fall through */
-#endif
        /*
         * While invalid per specification, there are (early?) systems
         * indicating the full header size here, so accept that value too.