Commit 64e83b5a authored by Rafael J. Wysocki's avatar Rafael J. Wysocki Committed by Ingo Molnar

x86 ACPI: fix resume from suspend to RAM on uniprocessor x86-64

Since the trampoline code is now used for ACPI resume from suspend to RAM,
the trampoline page tables have to be fixed up during boot not only on SMP
systems, but also on UP systems that use the trampoline.

Reference: http://bugzilla.kernel.org/show_bug.cgi?id=10923Reported-by: default avatarDionisus Torimens <djtm@gmx.net>
Signed-off-by: default avatarRafael J. Wysocki <rjw@sisk.pl>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: pm list <linux-pm@lists.linux-foundation.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent b8a0b6cc
......@@ -128,7 +128,7 @@ ident_complete:
/* Fixup phys_base */
addq %rbp, phys_base(%rip)
#ifdef CONFIG_SMP
#ifdef CONFIG_X86_TRAMPOLINE
addq %rbp, trampoline_level4_pgt + 0(%rip)
addq %rbp, trampoline_level4_pgt + (511*8)(%rip)
#endif
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment