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authorIago López Galeiras <iago@endocode.com>2015-03-31 11:50:29 +0200
committerLennart Poettering <lennart@poettering.net>2015-03-31 15:36:53 +0200
commit4543768d13946e9193b367330cb32ded4d96058a (patch)
tree4b5fcde47827bd6d8929435ee9b0b3d3deeb7ca4 /src
parentffd8644641d32abf2b6aac03feea7e7c1eed9348 (diff)
nspawn: change filesystem type from "bind" to NULL in mount() syscalls
Try to keep syscalls as minimal as possible.
Diffstat (limited to 'src')
-rw-r--r--src/core/namespace.c2
-rw-r--r--src/nspawn/nspawn.c16
2 files changed, 9 insertions, 9 deletions
diff --git a/src/core/namespace.c b/src/core/namespace.c
index f8a2bbc81b..718da2384d 100644
--- a/src/core/namespace.c
+++ b/src/core/namespace.c
@@ -293,7 +293,7 @@ static int mount_kdbus(BindMount *m) {
goto fail;
}
- r = mount(m->path, busnode, "bind", MS_BIND, NULL);
+ r = mount(m->path, busnode, NULL, MS_BIND, NULL);
if (r < 0) {
log_error_errno(errno, "bind mount of %s failed: %m", m->path);
r = -errno;
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index 300b6dffe2..685dafa690 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -1007,7 +1007,7 @@ static int mount_binds(const char *dest, char **l, bool ro) {
return log_error_errno(r, "Failed to create mount point %s: %m", where);
}
- if (mount(*x, where, "bind", MS_BIND, NULL) < 0)
+ if (mount(*x, where, NULL, MS_BIND, NULL) < 0)
return log_error_errno(errno, "mount(%s) failed: %m", where);
if (ro) {
@@ -1323,7 +1323,7 @@ static int setup_volatile(const char *directory) {
goto fail;
}
- if (mount(f, t, "bind", MS_BIND|MS_REC, NULL) < 0) {
+ if (mount(f, t, NULL, MS_BIND|MS_REC, NULL) < 0) {
log_error_errno(errno, "Failed to create /usr bind mount: %m");
r = -errno;
goto fail;
@@ -1394,10 +1394,10 @@ static int setup_boot_id(const char *dest) {
if (r < 0)
return log_error_errno(r, "Failed to write boot id: %m");
- if (mount(from, to, "bind", MS_BIND, NULL) < 0) {
+ if (mount(from, to, NULL, MS_BIND, NULL) < 0) {
log_error_errno(errno, "Failed to bind mount boot id: %m");
r = -errno;
- } else if (mount(from, to, "bind", MS_BIND|MS_REMOUNT|MS_RDONLY, NULL))
+ } else if (mount(from, to, NULL, MS_BIND|MS_REMOUNT|MS_RDONLY, NULL))
log_warning_errno(errno, "Failed to make boot id read-only: %m");
unlink(from);
@@ -1508,7 +1508,7 @@ static int setup_dev_console(const char *dest, const char *console) {
if (mknod(to, (st.st_mode & ~07777) | 0600, st.st_rdev) < 0)
return log_error_errno(errno, "mknod() for /dev/console failed: %m");
- if (mount(console, to, "bind", MS_BIND, NULL) < 0)
+ if (mount(console, to, NULL, MS_BIND, NULL) < 0)
return log_error_errno(errno, "Bind mount for /dev/console failed: %m");
return 0;
@@ -1551,7 +1551,7 @@ static int setup_kmsg(const char *dest, int kmsg_socket) {
if (r < 0)
return log_error_errno(r, "Failed to correct access mode for /dev/kmsg: %m");
- if (mount(from, to, "bind", MS_BIND, NULL) < 0)
+ if (mount(from, to, NULL, MS_BIND, NULL) < 0)
return log_error_errno(errno, "Bind mount for /proc/kmsg failed: %m");
fd = open(from, O_RDWR|O_NDELAY|O_CLOEXEC);
@@ -1926,7 +1926,7 @@ static int setup_journal(const char *directory) {
return r;
}
- if (mount(p, q, "bind", MS_BIND, NULL) < 0)
+ if (mount(p, q, NULL, MS_BIND, NULL) < 0)
return log_error_errno(errno, "Failed to bind mount journal from host into guest: %m");
return 0;
@@ -4034,7 +4034,7 @@ int main(int argc, char *argv[]) {
_exit(EXIT_FAILURE);
/* Turn directory into bind mount */
- if (mount(arg_directory, arg_directory, "bind", MS_BIND|MS_REC, NULL) < 0) {
+ if (mount(arg_directory, arg_directory, NULL, MS_BIND|MS_REC, NULL) < 0) {
log_error_errno(errno, "Failed to make bind mount: %m");
_exit(EXIT_FAILURE);
}