1 files changed, 10 insertions, 1 deletions

diff --git a/arch/arm64/kernel/smp_spin_table.c b/arch/arm64/kernel/smp_spin_table.c
index 27f08367a6e7..44c22805d2e2 100644
--- a/arch/arm64/kernel/smp_spin_table.c
+++ b/arch/arm64/kernel/smp_spin_table.c
@@ -72,7 +72,16 @@ static int smp_spin_table_cpu_prepare(unsigned int cpu)
                 return -ENODEV;
 
         release_addr = __va(cpu_release_addr[cpu]);
-        release_addr[0] = (void *)__pa(secondary_holding_pen);
+
+        /*
+         * We write the release address as LE regardless of the native
+         * endianess of the kernel. Therefore, any boot-loaders that
+         * read this address need to convert this address to the
+         * boot-loader's endianess before jumping. This is mandated by
+         * the boot protocol.
+         */
+        release_addr[0] = (void *) cpu_to_le64(__pa(secondary_holding_pen));
+
         __flush_dcache_area(release_addr, sizeof(release_addr[0]));
 
         /*