From a77332bb2395535aeaa7c2866303652e77e303ec Mon Sep 17 00:00:00 2001
From: kuangyufei <kuangyufei@126.com>
Date: Fri, 19 Feb 2021 17:22:52 +0800
Subject: [PATCH] =?UTF-8?q?=E9=B8=BF=E8=92=99=E5=86=85=E6=A0=B8=E6=BA=90?=
 =?UTF-8?q?=E7=A0=81=E5=88=86=E6=9E=90(=E5=8E=9F=E5=AD=90=E6=93=8D?=
 =?UTF-8?q?=E4=BD=9C=E7=AF=87)=20|=20=E6=98=AF=E5=93=AA=E4=B8=A4=E6=9D=A1?=
 =?UTF-8?q?=E6=B1=87=E7=BC=96=E6=8C=87=E4=BB=A4=E5=9C=A8=E4=B8=BA=E5=8E=9F?=
 =?UTF-8?q?=E5=AD=90=E6=93=8D=E4=BD=9C=E4=BF=9D=E9=A9=BE=E6=8A=A4=E8=88=AA?=
 =?UTF-8?q?=20=3F=20=20=20=20=20=E7=99=BE=E4=B8=87=E6=B1=89=E5=AD=97?=
 =?UTF-8?q?=E6=B3=A8=E8=A7=A3=20+=20=E7=99=BE=E7=AF=87=E5=8D=9A=E5=AE=A2?=
 =?UTF-8?q?=E5=88=86=E6=9E=90=20->=20=E8=AF=BB=E9=80=8F=E9=B8=BF=E8=92=99?=
 =?UTF-8?q?=E5=86=85=E6=A0=B8=E6=BA=90=E7=A0=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 README.md                        | 12 +++++++++---
 kernel/base/core/los_tick.c      |  6 +++---
 kernel/base/include/los_signal.h |  4 ++--
 zzz/git/push.sh                  |  4 ++--
 4 files changed, 16 insertions(+), 10 deletions(-)

diff --git a/README.md b/README.md
index 2cf4e288..555d5f2d 100644
--- a/README.md
+++ b/README.md
@@ -55,9 +55,10 @@
 
 ## **百篇博客分析**
 
-在给鸿蒙内核源码加注释过程中,整理出以下文章.
+给 **[鸿蒙内核源码加注释](https://gitee.com/weharmony/kernel_liteos_a_note)** 过程中,整理出以下文章.
 
-* (总目录) | 百万汉字注解 百篇博客分析[<  CSDN](https://blog.csdn.net/kuangyufei/article/details/108727970) [ | OSCHINA  >](https://my.oschina.net/u/3751245/blog/4626852)
+
+* (总目录) | 百万汉字注解 百篇博客分析[<  CSDN](https://blog.csdn.net/kuangyufei) [ | OSCHINA  >](https://my.oschina.net/weharmony)
 
 ### **故事篇**
 
@@ -85,7 +86,7 @@
 
 * (进程概念篇) | 进程都管理了哪些资源?[<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113395872) [ | OSCHINA  >](https://my.oschina.net/u/3751245/blog/4937521)
 
-### **进程通讯(IPC)**
+### **进程通讯**
 * (消息队列篇) | 进程间如何异步解耦传递大数据 ? [<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113815355) [ | OSCHINA  >](https://my.oschina.net/weharmony/blog/4952961)
 
 * (事件控制篇) | 任务间一对多和多对多的同步方案 [<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113759481) [ | OSCHINA  >](https://my.oschina.net/weharmony/blog/4950956)
@@ -117,6 +118,10 @@
 
 ### **基础篇**
 
+* (时间管理篇) | Tick是操作系统的基本时间单位  [<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113867785) [ | OSCHINA  >](https://my.oschina.net/weharmony/blog/4956163)
+
+* (原子操作篇) | 是哪两条汇编指令在为原子操作保驾护航 ? [<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113850603) [ | OSCHINA  >](https://my.oschina.net/weharmony/blog/4955290)
+
 * (定时器机制篇) | 内核最高优先级任务是谁???[<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113774260) [ | OSCHINA  >](https://my.oschina.net/weharmony/blog/4951625)
 
 * (汇编传参篇) | 汇编如何传递复杂的参数?[<  CSDN](https://blog.csdn.net/kuangyufei/article/details/113265990) [ | OSCHINA  >](https://my.oschina.net/u/3751245/blog/4927892)
@@ -179,3 +184,4 @@
 
 
 
+
diff --git a/kernel/base/core/los_tick.c b/kernel/base/core/los_tick.c
index 62b19ed7..a924c556 100644
--- a/kernel/base/core/los_tick.c
+++ b/kernel/base/core/los_tick.c
@@ -62,7 +62,7 @@ LITE_OS_SEC_TEXT VOID OsTickHandler(VOID)
     UINT32 intSave;
 
     TICK_LOCK(intSave);
-    g_tickCount[ArchCurrCpuid()]++;//当前CPU核计数器
+    g_tickCount[ArchCurrCpuid()]++;// 累加当前CPU核tick数
     TICK_UNLOCK(intSave);
 
 #ifdef LOSCFG_KERNEL_VDSO
@@ -79,10 +79,10 @@ LITE_OS_SEC_TEXT VOID OsTickHandler(VOID)
 
     OsTimesliceCheck();//时间片检查
 
-    OsTaskScan(); /* task timeout scan *///任务扫描
+    OsTaskScan(); /* task timeout scan *///扫描超时任务 例如:delay(300)
 
 #if (LOSCFG_BASE_CORE_SWTMR == YES)
-    OsSwtmrScan();//定时器扫描,看是否有超时的定时器
+    OsSwtmrScan();//扫描定时器,查看是否有超时定时器,加入队列
 #endif
 }
 
diff --git a/kernel/base/include/los_signal.h b/kernel/base/include/los_signal.h
index 75867ac9..8cf104c9 100644
--- a/kernel/base/include/los_signal.h
+++ b/kernel/base/include/los_signal.h
@@ -213,11 +213,11 @@ typedef struct {//信号切换上下文
 } sig_switch_context;
 
 typedef struct {//信号控制块(描述符)
-    sigset_t sigFlag;
+    sigset_t sigFlag;		//信号标签集
     sigset_t sigPendFlag;	//信号阻塞标签集,记录因哪些信号被阻塞
     sigset_t sigprocmask; /* Signals that are blocked            */	//进程屏蔽了哪些信号
     sq_queue_t sigactionq;	//信号捕捉队列					
-    LOS_DL_LIST waitList;	//等待链表,上面挂的可是等待信号到来的任务, 请查找 OsTaskWait(&sigcb->waitList, timeout, TRUE)	理解						
+    LOS_DL_LIST waitList;	//等待链表,上面挂的是等待信号到来的任务, 请查找 OsTaskWait(&sigcb->waitList, timeout, TRUE)	理解						
     sigset_t sigwaitmask; /* Waiting for pending signals         */	//任务在等待某某信号的掩码
     siginfo_t sigunbinfo; /* Signal info when task unblocked     */	//任务解除阻止时的信号信息
     sig_switch_context context;	//信号切换上下文, 用于保存切换现场, 比如发生系统调用时的返回,涉及同一个任务的两个栈进行切换							
diff --git a/zzz/git/push.sh b/zzz/git/push.sh
index 0680430a..0438b866 100644
--- a/zzz/git/push.sh
+++ b/zzz/git/push.sh
@@ -1,6 +1,6 @@
 git add -A
-git commit -m  '鸿蒙内核源码分析(消息队列篇) | 进程间如何异步解耦传递大数据 ?
-    百万汉字注解 + 百篇博客分析 -> 鸿蒙内核源码
+git commit -m  '鸿蒙内核源码分析(原子操作篇) | 是哪两条汇编指令在为原子操作保驾护航 ?
+    百万汉字注解 + 百篇博客分析 -> 读透鸿蒙内核源码
 '
 
 git push  origin master
-- 
GitLab