1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
From: "Daniel P. Berrange" <berrange@redhat.com>
To: libvir-list@redhat.com
Date: Mon, 7 Oct 2013 14:06:47 +0100
Message-Id: <1381151211-27111-3-git-send-email-berrange@redhat.com>
In-Reply-To: <1381151211-27111-1-git-send-email-berrange@redhat.com>
References: <1381151211-27111-1-git-send-email-berrange@redhat.com>
X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25
X-loop: libvir-list@redhat.com
Subject: [libvirt] [PATCH 2/6] Remove unused 'opts' field from LXC basic
mounts struct
X-BeenThere: libvir-list@redhat.com
X-Mailman-Version: 2.1.12
Precedence: junk
List-Id: Development discussions about the libvirt library & tools
<libvir-list.redhat.com>
List-Unsubscribe: <https://www.redhat.com/mailman/options/libvir-list>,
<mailto:libvir-list-request@redhat.com?subject=unsubscribe>
List-Archive: <https://www.redhat.com/archives/libvir-list>
List-Post: <mailto:libvir-list@redhat.com>
List-Help: <mailto:libvir-list-request@redhat.com?subject=help>
List-Subscribe: <https://www.redhat.com/mailman/listinfo/libvir-list>,
<mailto:libvir-list-request@redhat.com?subject=subscribe>
X-List-Received-Date: Mon, 07 Oct 2013 13:06:57 -0000
From: "Daniel P. Berrange" <berrange@redhat.com>
The virLXCBasicMountInfo struct contains a 'char *opts'
field passed onto the mount() syscall. Every entry in the
list sets this to NULL though, so it can be removed to
simplify life.
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
---
src/lxc/lxc_container.c | 29 ++++++++++++++---------------
1 file changed, 14 insertions(+), 15 deletions(-)
diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c
index b1f429c..3c89ed7 100644
--- a/src/lxc/lxc_container.c
+++ b/src/lxc/lxc_container.c
@@ -752,7 +752,6 @@ typedef struct {
const char *src;
const char *dst;
const char *type;
- const char *opts;
int mflags;
} virLXCBasicMountInfo;
@@ -763,16 +762,16 @@ static const virLXCBasicMountInfo lxcBasicMounts[] = {
* mount point in the main OS becomes readonly too which is not what
* we want. Hence some things have two entries here.
*/
- { "proc", "/proc", "proc", NULL, MS_NOSUID|MS_NOEXEC|MS_NODEV },
- { "/proc/sys", "/proc/sys", NULL, NULL, MS_BIND },
- { "/proc/sys", "/proc/sys", NULL, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
- { "sysfs", "/sys", "sysfs", NULL, MS_NOSUID|MS_NOEXEC|MS_NODEV },
- { "sysfs", "/sys", "sysfs", NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
- { "securityfs", "/sys/kernel/security", "securityfs", NULL, MS_NOSUID|MS_NOEXEC|MS_NODEV },
- { "securityfs", "/sys/kernel/security", "securityfs", NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
+ { "proc", "/proc", "proc", MS_NOSUID|MS_NOEXEC|MS_NODEV },
+ { "/proc/sys", "/proc/sys", NULL, MS_BIND },
+ { "/proc/sys", "/proc/sys", NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
+ { "sysfs", "/sys", "sysfs", MS_NOSUID|MS_NOEXEC|MS_NODEV },
+ { "sysfs", "/sys", "sysfs", MS_BIND|MS_REMOUNT|MS_RDONLY },
+ { "securityfs", "/sys/kernel/security", "securityfs", MS_NOSUID|MS_NOEXEC|MS_NODEV },
+ { "securityfs", "/sys/kernel/security", "securityfs", MS_BIND|MS_REMOUNT|MS_RDONLY },
#if WITH_SELINUX
- { SELINUX_MOUNT, SELINUX_MOUNT, "selinuxfs", NULL, MS_NOSUID|MS_NOEXEC|MS_NODEV },
- { SELINUX_MOUNT, SELINUX_MOUNT, NULL, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
+ { SELINUX_MOUNT, SELINUX_MOUNT, "selinuxfs", MS_NOSUID|MS_NOEXEC|MS_NODEV },
+ { SELINUX_MOUNT, SELINUX_MOUNT, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY },
#endif
};
@@ -882,13 +881,13 @@ static int lxcContainerMountBasicFS(bool userns_enabled)
goto cleanup;
}
- VIR_DEBUG("Mount %s on %s type=%s flags=%x, opts=%s",
- srcpath, mnt->dst, mnt->type, mnt->mflags, mnt->opts);
- if (mount(srcpath, mnt->dst, mnt->type, mnt->mflags, mnt->opts) < 0) {
+ VIR_DEBUG("Mount %s on %s type=%s flags=%x",
+ srcpath, mnt->dst, mnt->type, mnt->mflags);
+ if (mount(srcpath, mnt->dst, mnt->type, mnt->mflags, NULL) < 0) {
virReportSystemError(errno,
- _("Failed to mount %s on %s type %s flags=%x opts=%s"),
+ _("Failed to mount %s on %s type %s flags=%x"),
srcpath, mnt->dst, NULLSTR(mnt->type),
- mnt->mflags, NULLSTR(mnt->opts));
+ mnt->mflags);
goto cleanup;
}
}
--
1.8.3.1
|
