target/linux/layerscape/patches-5.4/809-jailhouse-0021-arm64-export-__hyp_stub_vectors.patch

   1 From a6445874f3371aee451f79c67168f8c4f95d6438 Mon Sep 17 00:00:00 2001
   2 From: Peng Fan <peng.fan@nxp.com>
   3 Date: Fri, 15 Nov 2019 17:07:52 +0800
   4 Subject: [PATCH] arm64: export __hyp_stub_vectors
   5
   6 External hypervisors, like Jailhouse, need this address when they are
   7 deactivated, in order to restore original state.
   8
   9 Signed-off-by: Peng Fan <peng.fan@nxp.com>
  10 ---
  11  arch/arm64/include/asm/virt.h | 2 ++
  12  arch/arm64/kernel/hyp-stub.S  | 1 +
  13  2 files changed, 3 insertions(+)
  14
  15 --- a/arch/arm64/include/asm/virt.h
  16 +++ b/arch/arm64/include/asm/virt.h
  17 @@ -62,6 +62,8 @@
  18   */
  19  extern u32 __boot_cpu_mode[2];
  20
  21 +extern char __hyp_stub_vectors[];
  22 +
  23  void __hyp_set_vectors(phys_addr_t phys_vector_base);
  24  void __hyp_reset_vectors(void);
  25
  26 --- a/arch/arm64/kernel/hyp-stub.S
  27 +++ b/arch/arm64/kernel/hyp-stub.S
  28 @@ -42,6 +42,7 @@ ENTRY(__hyp_stub_vectors)
  29         ventry  el1_fiq_invalid                 // FIQ 32-bit EL1
  30         ventry  el1_error_invalid               // Error 32-bit EL1
  31  ENDPROC(__hyp_stub_vectors)
  32 +EXPORT_SYMBOL(__hyp_stub_vectors);
  33
  34         .align 11
  35