update zh-cn/device-dev/kernel/kernel-mini-memory-perf.md.

Signed-off-by: N Austin <liaozhiqi7@huawei.com>

update zh-cn/device-dev/kernel/kernel-mini-memory-perf.md.
Signed-off-by: N Austin <liaozhiqi7@huawei.com>
8facf136 · Austin · Gitee · e1b2dbd2 · 8facf136
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zh-cn/device-dev/kernel/kernel-mini-memory-perf.md zh-cn/device-dev/kernel/kernel-mini-memory-perf.md +1 -1

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--- a/zh-cn/device-dev/kernel/kernel-mini-memory-perf.md
+++ b/zh-cn/device-dev/kernel/kernel-mini-memory-perf.md
@@ -50,7 +50,7 @@ OpenHarmony LiteOS-A内核的Perf模块提供下面几种功能，接口详细
   LOS_PerfNotifyHookReg(Example_PerfNotifyHook);
   ```

-4. 若perf采样的buffer涉及到cpu 跨cache，则用户可通过注册刷cache的钩子，进行cache同步。 示例如下：
+4. 若perf采样的buffer涉及到CPU跨cache，则用户可通过注册刷cache的钩子，进行cache同步。 示例如下：
     
   ```
   VOID Example_PerfFlushHook(VOID *addr, UINT32 size)