+/*
+ * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
#include "defs.h"
enum {
IOPRIO_WHO_USER
};
-static const struct xlat ioprio_who[] = {
- XLAT(IOPRIO_WHO_PROCESS),
- XLAT(IOPRIO_WHO_PGRP),
- XLAT(IOPRIO_WHO_USER),
- XLAT_END
-};
+#include "xlat/ioprio_who.h"
enum {
IOPRIO_CLASS_NONE,
IOPRIO_CLASS_IDLE
};
-static const struct xlat ioprio_class[] = {
- XLAT(IOPRIO_CLASS_NONE),
- XLAT(IOPRIO_CLASS_RT),
- XLAT(IOPRIO_CLASS_BE),
- XLAT(IOPRIO_CLASS_IDLE),
- XLAT_END
-};
+#include "xlat/ioprio_class.h"
#define IOPRIO_CLASS_SHIFT (13)
#define IOPRIO_PRIO_MASK ((1ul << IOPRIO_CLASS_SHIFT) - 1)
#define IOPRIO_PRIO_DATA(mask) ((mask) & IOPRIO_PRIO_MASK)
static const char *
-sprint_ioprio(int ioprio)
+sprint_ioprio(unsigned int ioprio)
{
static char outstr[256];
const char *str;
- int class, data;
+ unsigned int class, data;
class = IOPRIO_PRIO_CLASS(ioprio);
data = IOPRIO_PRIO_DATA(ioprio);
str = xlookup(ioprio_class, class);
if (str)
- sprintf(outstr, "IOPRIO_PRIO_VALUE(%s,%d)", str, data);
+ sprintf(outstr, "IOPRIO_PRIO_VALUE(%s, %d)", str, data);
else
- sprintf(outstr, "IOPRIO_PRIO_VALUE(%#x /* %s */,%d)",
+ sprintf(outstr, "IOPRIO_PRIO_VALUE(%#x /* %s */, %d)",
class, "IOPRIO_CLASS_???", data);
return outstr;
}
-int
-sys_ioprio_get(struct tcb *tcp)
+SYS_FUNC(ioprio_get)
{
if (entering(tcp)) {
/* int which */
}
}
-int
-sys_ioprio_set(struct tcb *tcp)
+SYS_FUNC(ioprio_set)
{
- if (entering(tcp)) {
- /* int which */
- printxval(ioprio_who, tcp->u_arg[0], "IOPRIO_WHO_???");
- /* int who */
- tprintf(", %d, ", (int) tcp->u_arg[1]);
- /* int ioprio */
- tprints(sprint_ioprio(tcp->u_arg[2]));
- }
- return 0;
+ /* int which */
+ printxval(ioprio_who, tcp->u_arg[0], "IOPRIO_WHO_???");
+ /* int who */
+ tprintf(", %d, ", (int) tcp->u_arg[1]);
+ /* int ioprio */
+ tprints(sprint_ioprio(tcp->u_arg[2]));
+
+ return RVAL_DECODED;
}