Revert "x86/mpparse: Register APIC address only once"

BugLink: https://bugs.launchpad.net/bugs/2065400

This reverts commit 3428faa0d675f6a6284331731b762dc041011b3c which is
commit f2208aa12c27bfada3c15c550c03ca81d42dcac2 upstream.

It is reported to cause problems in the stable branches, so revert it.

Link: https://lore.kernel.org/r/899b7c1419a064a2b721b78eade06659@stwm.de
Reported-by: Wolfgang Walter <linux@stwm.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Borislav Petkov (AMD) <bp@alien8.de>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Sasha Levin <sashal@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Manuel Diewald <manuel.diewald@canonical.com>
Signed-off-by: Roxana Nicolescu <roxana.nicolescu@canonical.com>
This commit is contained in:
Greg Kroah-Hartman
2024-04-08 12:42:06 +02:00
committed by Stefan Bader
parent bb610ec871
commit b16f257cd3
+5 -5
View File
@@ -196,12 +196,12 @@ static int __init smp_read_mpc(struct mpc_table *mpc, unsigned early)
if (!smp_check_mpc(mpc, oem, str))
return 0;
if (early) {
/* Initialize the lapic mapping */
if (!acpi_lapic)
register_lapic_address(mpc->lapic);
/* Initialize the lapic mapping */
if (!acpi_lapic)
register_lapic_address(mpc->lapic);
if (early)
return 1;
}
/* Now process the configuration blocks. */
while (count < mpc->length) {