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authorRusty Russell <rusty@rustcorp.com.au>2007-09-25 00:24:44 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-09-25 11:51:04 -0400
commitbbbd2bf00bab467cff7b1f418b2cb24c71291f59 (patch)
tree893578ad97344c822cc21197c66b0c998f21644b /drivers/lguest/lguest_asm.S
parentfdfb870f8e34e77567043b388051df14f7d33482 (diff)
fix modules oopsing in lguest guests
The assembly templates for lguest guest patching are in the .init.text section. This means that modules get patched with "cc cc cc cc" or similar junk. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/lguest/lguest_asm.S')
-rw-r--r--drivers/lguest/lguest_asm.S6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/lguest/lguest_asm.S b/drivers/lguest/lguest_asm.S
index f182c6a36209..1ddcd5cd20f6 100644
--- a/drivers/lguest/lguest_asm.S
+++ b/drivers/lguest/lguest_asm.S
@@ -22,8 +22,9 @@
22 jmp lguest_init 22 jmp lguest_init
23 23
24/*G:055 We create a macro which puts the assembler code between lgstart_ and 24/*G:055 We create a macro which puts the assembler code between lgstart_ and
25 * lgend_ markers. These templates end up in the .init.text section, so they 25 * lgend_ markers. These templates are put in the .text section: they can't be
26 * are discarded after boot. */ 26 * discarded after boot as we may need to patch modules, too. */
27.text
27#define LGUEST_PATCH(name, insns...) \ 28#define LGUEST_PATCH(name, insns...) \
28 lgstart_##name: insns; lgend_##name:; \ 29 lgstart_##name: insns; lgend_##name:; \
29 .globl lgstart_##name; .globl lgend_##name 30 .globl lgstart_##name; .globl lgend_##name
@@ -34,7 +35,6 @@ LGUEST_PATCH(popf, movl %eax, lguest_data+LGUEST_DATA_irq_enabled)
34LGUEST_PATCH(pushf, movl lguest_data+LGUEST_DATA_irq_enabled, %eax) 35LGUEST_PATCH(pushf, movl lguest_data+LGUEST_DATA_irq_enabled, %eax)
35/*:*/ 36/*:*/
36 37
37.text
38/* These demark the EIP range where host should never deliver interrupts. */ 38/* These demark the EIP range where host should never deliver interrupts. */
39.global lguest_noirq_start 39.global lguest_noirq_start
40.global lguest_noirq_end 40.global lguest_noirq_end