From 2d58cc9a437f3833d242e9d1617ec9b4044e26f3 Mon Sep 17 00:00:00 2001 From: Jeff Dike Date: Fri, 6 May 2005 21:30:55 -0700 Subject: [PATCH] uml: x86_64 fixes This fixes some x86_64 bugs - - maybe_map returns -1 on error instead of 0, which is interpreted as physical address 0 - removed an include of ipc.h, which isn't needed - fixed the calculation of signal frame location - the signal delivery code is now immune to the stack expansion check - added a missing include Signed-off-by: Jeff Dike Cc: Paolo 'Blaisorblade' Giarrusso Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/um/kernel/trap_kern.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/um/kernel/trap_kern.c') diff --git a/arch/um/kernel/trap_kern.c b/arch/um/kernel/trap_kern.c index 54e2ec33a43c..5fca2c61eb98 100644 --- a/arch/um/kernel/trap_kern.c +++ b/arch/um/kernel/trap_kern.c @@ -48,7 +48,7 @@ int handle_page_fault(unsigned long address, unsigned long ip, goto good_area; else if(!(vma->vm_flags & VM_GROWSDOWN)) goto out; - else if(!ARCH_IS_STACKGROW(address)) + else if(is_user && !ARCH_IS_STACKGROW(address)) goto out; else if(expand_stack(vma, address)) goto out; -- cgit v1.2.2