[PATCH] x86-64: fix perms/range of vsyscall vma in /proc/*/maps

[pandora-kernel.git] / arch / x86_64 / kernel / vsyscall.c

diff --git a/arch/x86_64/kernel/vsyscall.c b/arch/x86_64/kernel/vsyscall.c
index 92546c1..c3de9a0 100644 (file)
--- a/arch/x86_64/kernel/vsyscall.c
+++ b/arch/x86_64/kernel/vsyscall.c
@@ -290,6 +290,7 @@ static void __init map_vsyscall(void)
        extern char __vsyscall_0;
        unsigned long physaddr_page0 = __pa_symbol(&__vsyscall_0);
 
+       /* Note that VSYSCALL_MAPPED_PAGES must agree with the code below. */
        __set_fixmap(VSYSCALL_FIRST_PAGE, physaddr_page0, PAGE_KERNEL_VSYSCALL);
 }