!50 [sync] PR-49: enable cfs option to show correct proc cpuinfo view

### 1. Origin pull request:
https://gitee.com/src-openeuler/lxcfs/pulls/49

### 2. Original pull request related issue(s):

### 3. Original pull request related commit(s):
| Sha | Datetime | Message |
|---|---|---|
|[f8592c6f](f8592c6f76)|2022-07-04 17:23:16 +0800 CST|enable cfs option to show correct proc cpuinfo view<br>|
 
From: @openeuler-sync-bot 
Reviewed-by: @zhangsong234, @duguhaotian 
Signed-off-by: @duguhaotian

0006-fix-concurrency-problem.patch

@@ -87,9 +87,9 @@ index bcd624d..0aaab71 100644
  {
  	struct file_info *f = INTTYPE_TO_PTR(fi->fh);
  
-+	if (!f->buf) 
++	if (!f->buf)
 +		return -EINVAL;
-+	
++
  	switch (f->type) {
  	case LXC_TYPE_PROC_MEMINFO:
  		if (liblxcfs_functional())

0007-set-null-after-free.patch

@@ -145,7 +145,7 @@ index 5c22fd1..b396bbc 100644
 +		for (i = 0; clist[i]; i++) {
  			free(clist[i]);
 +			clist[i] = NULL;
-+		}	
++		}
  		free(clist);
  	}
  	return ret;
@@ -251,7 +251,7 @@ index c689c8e..a7e4a58 100644
 +		for (int i = 0; list[i]; i++) {
  			free(list[i]);
 +			list[i] = NULL;
-+		}	
++		}
  		free_disarm(list);
  	}
  }
@@ -267,7 +267,7 @@ index 5f9bec7..c8daf35 100644
 +	for (; i > 0; i--) {
  		free(idbuf[i - 1]);
 +		idbuf[i - 1] = NULL;
-+	}	
++	}
  out:
  	free(idbuf);
 +	idbuf = NULL;

0020-enable-cfs-option-to-show-correct-proc-cpuinfo-view.patch

@@ -0,0 +1,25 @@
+From ba38ee0ef8e375ae7e1b19d6e99626b1152ddef8 Mon Sep 17 00:00:00 2001
+From: vegbir <yangjiaqi16@huawei.com>
+Date: Mon, 4 Jul 2022 17:15:19 +0800
+Subject: [PATCH] enable cfs option to show correct proc cpuinfo view
+
+---
+ config/init/systemd/lxcfs.service | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/config/init/systemd/lxcfs.service b/config/init/systemd/lxcfs.service
+index dbb029f..f24e11b 100644
+--- a/config/init/systemd/lxcfs.service
++++ b/config/init/systemd/lxcfs.service
+@@ -5,7 +5,7 @@ Before=lxc.service
+ Documentation=man:lxcfs(1)
+ 
+ [Service]
+-ExecStart=/usr/bin/lxcfs /usr/local/var/lib/lxcfs
++ExecStart=/usr/bin/lxcfs --enable-cfs /usr/local/var/lib/lxcfs
+ KillMode=process
+ Restart=on-failure
+ ExecStopPost=-/bin/fusermount -u /usr/local/var/lib/lxcfs
+-- 
+2.32.1 (Apple Git-133)
+

lxcfs.spec

@@ -4,7 +4,7 @@
 #Basic Information
 Name:      lxcfs
 Version:   4.0.11
-Release:   3
+Release:   4
 Summary:   FUSE filesystem for LXC
 License:   LGPL 2.1+
 URL:       http://linuxcontainers.org
@@ -29,6 +29,7 @@ Patch9016: 0016-remove-lxcfs-tools-dependency-for-common-use.patch
 Patch9017: 0017-proc_fuse-fix-wait-child-process-hang.patch
 Patch9018: 0018-fix-deadlock-problem-when-subprocess-exit.patch
 Patch9019: 0019-fix-dev-read-memory-leak-in-container.patch
+Patch9020: 0020-enable-cfs-option-to-show-correct-proc-cpuinfo-view.patch
 
 #Dependency
 BuildRequires: autoconf automake libtool help2man
@@ -90,6 +91,9 @@ fi
 %{_unitdir}/*
 
 %changelog
+* Mon Jul 04 2022 yangjiaqi <yangjiaqi16@huawei.com> - 4.0.11-4
+- enable cfs option to show correct proc cpuinfo view
+
 * Wed May 11 2022 zhangsong234 <zhangsong34@huawei.com> - 4.0.11-3
 - fix dev read memory leak in container