The Per_CPU_Control::isr_dispatch_disable is a 32-bit integer.

Close #4206.
---
 cpukit/score/cpu/aarch64/cpu_asm.S | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cpukit/score/cpu/aarch64/cpu_asm.S 
b/cpukit/score/cpu/aarch64/cpu_asm.S
index 6c4da04628..9e609e06bd 100644
--- a/cpukit/score/cpu/aarch64/cpu_asm.S
+++ b/cpukit/score/cpu/aarch64/cpu_asm.S
@@ -64,7 +64,7 @@
 DEFINE_FUNCTION_AARCH64(_CPU_Context_switch)
 /* Start saving context */
        GET_SELF_CPU_CONTROL    reg_2
-       ldr     x3, [x2, #PER_CPU_ISR_DISPATCH_DISABLE]
+       ldr     w3, [x2, #PER_CPU_ISR_DISPATCH_DISABLE]
 
        stp x19, x20, [x0]
        stp x21, x22, [x0, #0x10]
@@ -109,7 +109,7 @@ DEFINE_FUNCTION_AARCH64(_CPU_Context_switch)
 
        msr     TPIDR_EL0, x3
 
-       str     x4, [x2, #PER_CPU_ISR_DISPATCH_DISABLE]
+       str     w4, [x2, #PER_CPU_ISR_DISPATCH_DISABLE]
 
        ldp x19, x20, [x1]
        ldp x21, x22, [x1, #0x10]
-- 
2.26.2

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