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Move lguest guest support to arch/x86.

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Lguest has two sides: host support (to launch guests) and guest
support (replacement boot path and paravirt_ops).  This moves the
guest side to arch/x86/lguest where it's closer to related code.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andi Kleen <ak@suse.de>
This commit is contained in:
Rusty Russell 2007-10-22 11:01:54 +10:00
parent c37ae93d59
commit 34b8867a03
7 changed files with 17 additions and 11 deletions
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10
arch/i386/Kconfig
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@ -257,14 +257,8 @@ config VMI
at the moment), by linking the kernel to a GPL-ed ROM module
provided by the hypervisor.
config LGUEST_GUEST
bool "Lguest guest support"
select PARAVIRT
depends on !X86_PAE
help
Lguest is a tiny in-kernel hypervisor. Selecting this will
allow your kernel to boot under lguest. This option will increase
your kernel size by about 6k. If in doubt, say N.
source "arch/x86/lguest/Kconfig"
endif
config ACPI_SRAT

3
arch/i386/Makefile
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@ -99,6 +99,9 @@ core-$(CONFIG_X86_ES7000) := arch/x86/mach-es7000/
# Xen paravirtualization support
core-$(CONFIG_XEN) += arch/x86/xen/
# lguest paravirtualization support
core-$(CONFIG_LGUEST_GUEST) += arch/x86/lguest/
# default subarch .h files
mflags-y += -Iinclude/asm-x86/mach-default

8
arch/x86/lguest/Kconfig Normal file
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@ -0,0 +1,8 @@
config LGUEST_GUEST
bool "Lguest guest support"
select PARAVIRT
depends on !X86_PAE
help
Lguest is a tiny in-kernel hypervisor. Selecting this will
allow your kernel to boot under lguest. This option will increase
your kernel size by about 6k. If in doubt, say N.

1
arch/x86/lguest/Makefile Normal file
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@ -0,0 +1 @@
obj-y := i386_head.o boot.o

0
drivers/lguest/lguest.c → arch/x86/lguest/boot.c
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2
drivers/lguest/lguest_asm.S → arch/x86/lguest/i386_head.S
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@ -16,7 +16,7 @@
.section .init.text, "ax", @progbits
.ascii "GenuineLguest"
/* Set up initial stack. */
movl $(init_thread_union+THREAD_SIZE),%esp
movl $(init_thread_union+THREAD_SIZE),%esp
movl %esi, %eax
addl $__PAGE_OFFSET, %eax
jmp lguest_init

4
drivers/lguest/Makefile
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@ -1,5 +1,5 @@
# Guest requires the paravirt_ops replacement and the bus driver.
obj-$(CONFIG_LGUEST_GUEST) += lguest.o lguest_asm.o lguest_bus.o
# Guest requires the bus driver.
obj-$(CONFIG_LGUEST_GUEST) += lguest_bus.o
# Host requires the other files, which can be a module.
obj-$(CONFIG_LGUEST) += lg.o