Re: [Linaro-uefi] [PATCH] arm: efi: use instr_sync macro instead of isb

Thanks, Varad. I have applied it to my topic branch.

On 12 December 2014 at 05:00, Varad Gautam varadgautam@gmail.com wrote:

Fix assembler error when building for older targets with unsupported isb.

Signed-off-by: Varad Gautam varadgautam@gmail.com

arch/arm/kernel/efi_phys.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/kernel/efi_phys.S b/arch/arm/kernel/efi_phys.S index e808b57..6dd3f67 100644 --- a/arch/arm/kernel/efi_phys.S +++ b/arch/arm/kernel/efi_phys.S @@ -39,7 +39,7 @@ ENTRY(uefi_phys_call) @ Disable MMU ldr r5, =(CR_M) update_sctlr r12, , r5

•   isb
  

•   instr_sync
  
    @ Make call
    blx     lr
  

@@ -47,7 +47,7 @@ ENTRY(uefi_phys_call) @ Enable MMU + Caches ldr r4, =(CR_I | CR_C | CR_M) update_sctlr r12, r4

•   isb
  

•   instr_sync
  
    ldr     sp, =tmpstack_top
    ldmfd   sp, {r4-r5, r12, lr}
  

-- 1.9.3

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