svn commit: r287309 - in head/sys: kern sys
Konstantin Belousov
kib at FreeBSD.org
Sun Aug 30 17:58:13 UTC 2015
Author: kib
Date: Sun Aug 30 17:58:11 2015
New Revision: 287309
URL: https://svnweb.freebsd.org/changeset/base/287309
Log:
Remove single-use macros obfuscating malloc(9) and free(9) calls.
Style.
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Modified:
head/sys/kern/ksched.c
head/sys/sys/posix4.h
Modified: head/sys/kern/ksched.c
==============================================================================
--- head/sys/kern/ksched.c Sun Aug 30 17:24:22 2015 (r287308)
+++ head/sys/kern/ksched.c Sun Aug 30 17:58:11 2015 (r287309)
@@ -30,8 +30,7 @@
* SUCH DAMAGE.
*/
-/* ksched: Soft real time scheduling based on "rtprio".
- */
+/* ksched: Soft real time scheduling based on "rtprio". */
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@@ -51,8 +50,7 @@ __FBSDID("$FreeBSD$");
FEATURE(kposix_priority_scheduling, "POSIX P1003.1B realtime extensions");
-/* ksched: Real-time extension to support POSIX priority scheduling.
- */
+/* ksched: Real-time extension to support POSIX priority scheduling. */
struct ksched {
struct timespec rr_interval;
@@ -61,21 +59,21 @@ struct ksched {
int
ksched_attach(struct ksched **p)
{
- struct ksched *ksched= p31b_malloc(sizeof(*ksched));
+ struct ksched *ksched;
+ ksched = malloc(sizeof(*ksched), M_P31B, M_WAITOK);
ksched->rr_interval.tv_sec = 0;
ksched->rr_interval.tv_nsec = 1000000000L / hz * sched_rr_interval();
-
*p = ksched;
- return 0;
+ return (0);
}
int
ksched_detach(struct ksched *ks)
{
- p31b_free(ks);
- return 0;
+ free(ks, M_P31B);
+ return (0);
}
/*
@@ -108,47 +106,39 @@ static __inline int
getscheduler(struct ksched *ksched, struct thread *td, int *policy)
{
struct rtprio rtp;
- int e = 0;
+ int e;
+ e = 0;
pri_to_rtp(td, &rtp);
- switch (rtp.type)
- {
- case RTP_PRIO_FIFO:
+ switch (rtp.type) {
+ case RTP_PRIO_FIFO:
*policy = SCHED_FIFO;
break;
-
- case RTP_PRIO_REALTIME:
+ case RTP_PRIO_REALTIME:
*policy = SCHED_RR;
break;
-
- default:
+ default:
*policy = SCHED_OTHER;
break;
}
-
- return e;
+ return (e);
}
int
ksched_setparam(struct ksched *ksched,
struct thread *td, const struct sched_param *param)
{
- int policy;
- int e;
+ int e, policy;
e = getscheduler(ksched, td, &policy);
-
if (e == 0)
- {
- e = ksched_setscheduler(ksched, td, policy, param);
- }
-
- return e;
+ e = ksched_setscheduler(ksched, td, policy, param);
+ return (e);
}
int
-ksched_getparam(struct ksched *ksched,
- struct thread *td, struct sched_param *param)
+ksched_getparam(struct ksched *ksched, struct thread *td,
+ struct sched_param *param)
{
struct rtprio rtp;
@@ -159,13 +149,14 @@ ksched_getparam(struct ksched *ksched,
if (PRI_MIN_TIMESHARE < rtp.prio)
/*
* The interactive score has it to min realtime
- * so we must show max (64 most likely
+ * so we must show max (64 most likely).
*/
- param->sched_priority = (PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE);
+ param->sched_priority = PRI_MAX_TIMESHARE -
+ PRI_MIN_TIMESHARE;
else
param->sched_priority = tsprio_to_p4prio(rtp.prio);
}
- return 0;
+ return (0);
}
/*
@@ -176,117 +167,106 @@ ksched_getparam(struct ksched *ksched,
*
*/
int
-ksched_setscheduler(struct ksched *ksched,
- struct thread *td, int policy, const struct sched_param *param)
+ksched_setscheduler(struct ksched *ksched, struct thread *td, int policy,
+ const struct sched_param *param)
{
- int e = 0;
struct rtprio rtp;
+ int e;
- switch(policy)
- {
- case SCHED_RR:
- case SCHED_FIFO:
-
+ e = 0;
+ switch(policy) {
+ case SCHED_RR:
+ case SCHED_FIFO:
if (param->sched_priority >= P1B_PRIO_MIN &&
- param->sched_priority <= P1B_PRIO_MAX)
- {
+ param->sched_priority <= P1B_PRIO_MAX) {
rtp.prio = p4prio_to_rtpprio(param->sched_priority);
- rtp.type = (policy == SCHED_FIFO)
- ? RTP_PRIO_FIFO : RTP_PRIO_REALTIME;
-
+ rtp.type = (policy == SCHED_FIFO) ? RTP_PRIO_FIFO :
+ RTP_PRIO_REALTIME;
rtp_to_pri(&rtp, td);
- }
- else
+ } else {
e = EPERM;
-
-
+ }
break;
-
- case SCHED_OTHER:
- if (param->sched_priority >= 0 &&
- param->sched_priority <= (PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE)) {
+ case SCHED_OTHER:
+ if (param->sched_priority >= 0 && param->sched_priority <=
+ (PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE)) {
rtp.type = RTP_PRIO_NORMAL;
rtp.prio = p4prio_to_tsprio(param->sched_priority);
rtp_to_pri(&rtp, td);
- } else
+ } else {
e = EINVAL;
-
+ }
+ break;
+ default:
+ e = EINVAL;
break;
-
- default:
- e = EINVAL;
- break;
}
-
- return e;
+ return (e);
}
int
ksched_getscheduler(struct ksched *ksched, struct thread *td, int *policy)
{
- return getscheduler(ksched, td, policy);
+
+ return (getscheduler(ksched, td, policy));
}
-/* ksched_yield: Yield the CPU.
- */
+/* ksched_yield: Yield the CPU. */
int
ksched_yield(struct ksched *ksched)
{
+
sched_relinquish(curthread);
- return 0;
+ return (0);
}
int
ksched_get_priority_max(struct ksched *ksched, int policy, int *prio)
{
- int e = 0;
+ int e;
- switch (policy)
- {
- case SCHED_FIFO:
- case SCHED_RR:
+ e = 0;
+ switch (policy) {
+ case SCHED_FIFO:
+ case SCHED_RR:
*prio = RTP_PRIO_MAX;
break;
-
- case SCHED_OTHER:
+ case SCHED_OTHER:
*prio = PRI_MAX_TIMESHARE - PRI_MIN_TIMESHARE;
break;
-
- default:
+ default:
e = EINVAL;
+ break;
}
-
- return e;
+ return (e);
}
int
ksched_get_priority_min(struct ksched *ksched, int policy, int *prio)
{
- int e = 0;
+ int e;
- switch (policy)
- {
- case SCHED_FIFO:
- case SCHED_RR:
+ e = 0;
+ switch (policy) {
+ case SCHED_FIFO:
+ case SCHED_RR:
*prio = P1B_PRIO_MIN;
break;
-
- case SCHED_OTHER:
+ case SCHED_OTHER:
*prio = 0;
break;
-
- default:
+ default:
e = EINVAL;
+ break;
}
-
- return e;
+ return (e);
}
int
-ksched_rr_get_interval(struct ksched *ksched,
- struct thread *td, struct timespec *timespec)
+ksched_rr_get_interval(struct ksched *ksched, struct thread *td,
+ struct timespec *timespec)
{
- *timespec = ksched->rr_interval;
- return 0;
+ *timespec = ksched->rr_interval;
+ return (0);
}
Modified: head/sys/sys/posix4.h
==============================================================================
--- head/sys/sys/posix4.h Sun Aug 30 17:24:22 2015 (r287308)
+++ head/sys/sys/posix4.h Sun Aug 30 17:58:11 2015 (r287309)
@@ -56,9 +56,6 @@ int sys_ ## SC (struct thread *td, struc
MALLOC_DECLARE(M_P31B);
-#define p31b_malloc(SIZE) malloc((SIZE), M_P31B, M_WAITOK)
-#define p31b_free(P) free((P), M_P31B)
-
int p31b_proc(struct proc *, pid_t, struct proc **);
void p31b_setcfg(int, int);
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