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-rw-r--r--arch/i386/kernel/vmlinux.lds.S6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/i386/kernel/vmlinux.lds.S b/arch/i386/kernel/vmlinux.lds.S
index cbd24860fbb..c217e18f108 100644
--- a/arch/i386/kernel/vmlinux.lds.S
+++ b/arch/i386/kernel/vmlinux.lds.S
@@ -121,6 +121,12 @@ SECTIONS
*(.smp_altinstr_replacement)
__smp_alt_end = .;
}
+ /* will be freed after init
+ * Following ALIGN() is required to make sure no other data falls on the
+ * same page where __smp_alt_end is pointing as that page might be freed
+ * after boot. Always make sure that ALIGN() directive is present after
+ * the section which contains __smp_alt_end.
+ */
. = ALIGN(4096);
/* will be freed after init */