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-rw-r--r--man/systemd.resource-control.xml12
-rw-r--r--src/core/cgroup.c4
2 files changed, 11 insertions, 5 deletions
diff --git a/man/systemd.resource-control.xml b/man/systemd.resource-control.xml
index c3fd5fcee4..a51e600ebb 100644
--- a/man/systemd.resource-control.xml
+++ b/man/systemd.resource-control.xml
@@ -275,12 +275,16 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
followed by a device group name, as listed in
<filename>/proc/devices</filename>. The latter is useful to
whitelist all current and future devices belonging to a
- specific device group at once. Examples:
- <filename>/dev/sda5</filename> is a path to a device node,
- referring to an ATA or SCSI block
+ specific device group at once. The device group is matched
+ according to file name globbing rules, you may hence use the
+ <literal>*</literal> and <literal>?</literal>
+ wildcards. Examples: <filename>/dev/sda5</filename> is a
+ path to a device node, referring to an ATA or SCSI block
device. <literal>char-pts</literal> and
<literal>char-alsa</literal> are specifiers for all pseudo
- TTYs and all ALSA sound devices, respectively.</para>
+ TTYs and all ALSA sound devices,
+ respectively. <literal>char-cpu/*</literal> is a specifier
+ matching all CPU related device groups.</para>
</listitem>
</varlistentry>
diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 1327486509..18de888ba6 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -20,6 +20,7 @@
***/
#include <fcntl.h>
+#include <fnmatch.h>
#include "path-util.h"
#include "special.h"
@@ -246,7 +247,8 @@ static int whitelist_major(const char *path, const char *name, char type, const
w++;
w += strspn(w, WHITESPACE);
- if (!streq(w, name))
+
+ if (fnmatch(name, w, 0) != 0)
continue;
sprintf(buf,