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linux/arch/um/Kconfig.x86_64
Jeff Dike 02edeb586a [PATCH] uml: mark SMP on UML/x86_64 as broken
Noticed by Al Viro <viro@parcelfarce.linux.theplanet.co.uk> - SMP on x86_64 is
fundamentally broken due to UML's reuse of the host arch's percpu stuff.  This
is OK on x86, but the x86_64 pda stuff just won't work for UML.

Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2005-09-05 00:06:22 -07:00

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config UML_X86
bool
default y
config 64BIT
bool
default y
config SEMAPHORE_SLEEPERS
bool
default y
config TOP_ADDR
hex
default 0x80000000
config 3_LEVEL_PGTABLES
bool
default y
config STUB_CODE
hex
default 0x7fbfffe000
config STUB_DATA
hex
default 0x7fbffff000
config STUB_START
hex
default STUB_CODE
config ARCH_HAS_SC_SIGNALS
bool
default n
config ARCH_REUSE_HOST_VSYSCALL_AREA
bool
default n
config SMP_BROKEN
bool
default y