arm64: fix typo in entry.S

Commit 64681787 (arm64: let the core code deal with preempt_count)
changed the code, but left the comments unchanged, fix it.

Signed-off-by: Neil Zhang <zhangwm@marvell.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index 32d7fe6c3d6aeb2a0e4c4a253d06005887aa0d46..39ac630d83de77fcba77c61ca2e6817c2c8239b8 100644 (file)
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -316,7 +316,7 @@ el1_irq:
 
 #ifdef CONFIG_PREEMPT
        get_thread_info tsk
-       ldr     w24, [tsk, #TI_PREEMPT]         // restore preempt count
+       ldr     w24, [tsk, #TI_PREEMPT]         // get preempt count
        cbnz    w24, 1f                         // preempt count != 0
        ldr     x0, [tsk, #TI_FLAGS]            // get flags
        tbz     x0, #TIF_NEED_RESCHED, 1f       // needs rescheduling?