diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/linux32/syscalls.master | 8 | ||||
| -rw-r--r-- | sys/compat/linux/linux_misc.c | 72 | ||||
| -rw-r--r-- | sys/i386/linux/syscalls.master | 8 |
3 files changed, 80 insertions, 8 deletions
diff --git a/sys/amd64/linux32/syscalls.master b/sys/amd64/linux32/syscalls.master index f7faa45..7d3c11b 100644 --- a/sys/amd64/linux32/syscalls.master +++ b/sys/amd64/linux32/syscalls.master @@ -267,10 +267,10 @@ 151 AUE_MUNLOCK NOPROTO { int munlock(const void *addr, size_t len); } 152 AUE_MLOCKALL NOPROTO { int mlockall(int how); } 153 AUE_MUNLOCKALL NOPROTO { int munlockall(void); } -154 AUE_SCHED_SETPARAM NOPROTO { int sched_setparam(pid_t pid, \ - const struct sched_param *param); } -155 AUE_SCHED_GETPARAM NOPROTO { int sched_getparam(pid_t pid, \ - struct sched_param *param); } +154 AUE_SCHED_SETPARAM STD { int linux_sched_setparam(l_pid_t pid, \ + struct l_sched_param *param); } +155 AUE_SCHED_GETPARAM STD { int linux_sched_getparam(l_pid_t pid, \ + struct l_sched_param *param); } 156 AUE_SCHED_SETSCHEDULER STD { int linux_sched_setscheduler( \ l_pid_t pid, l_int policy, \ struct l_sched_param *param); } diff --git a/sys/compat/linux/linux_misc.c b/sys/compat/linux/linux_misc.c index cb6c038..f6e6d96 100644 --- a/sys/compat/linux/linux_misc.c +++ b/sys/compat/linux/linux_misc.c @@ -1871,6 +1871,78 @@ linux_prctl(struct thread *td, struct linux_prctl_args *args) return (error); } +int +linux_sched_setparam(struct thread *td, + struct linux_sched_setparam_args *uap) +{ + struct sched_param sched_param; + struct thread *tdt; + struct proc *p; + int error; + +#ifdef DEBUG + if (ldebug(sched_setparam)) + printf(ARGS(sched_setparam, "%d, *"), uap->pid); +#endif + + error = copyin(uap->param, &sched_param, sizeof(sched_param)); + if (error) + return (error); + + if (uap->pid == 0) { + tdt = td; + p = tdt->td_proc; + PROC_LOCK(p); + } else { + p = pfind(uap->pid); + if (p == NULL) + return (ESRCH); + /* + * XXX. Scheduling parameters are in fact per-thread + * attributes in Linux. Temporarily use the first + * thread in proc. The same for get_param(). + */ + tdt = FIRST_THREAD_IN_PROC(p); + } + + error = kern_sched_setparam(td, tdt, &sched_param); + PROC_UNLOCK(p); + return (error); +} + +int +linux_sched_getparam(struct thread *td, + struct linux_sched_getparam_args *uap) +{ + struct sched_param sched_param; + struct thread *tdt; + struct proc *p; + int error; + +#ifdef DEBUG + if (ldebug(sched_getparam)) + printf(ARGS(sched_getparam, "%d, *"), uap->pid); +#endif + + if (uap->pid == 0) { + tdt = td; + p = tdt->td_proc; + PROC_LOCK(p); + } else { + p = pfind(uap->pid); + if (p == NULL) + return (ESRCH); + tdt = FIRST_THREAD_IN_PROC(p); + } + + error = kern_sched_getparam(td, tdt, &sched_param); + PROC_UNLOCK(p); + if (error == 0) + error = copyout(&sched_param, uap->param, + sizeof(sched_param)); + return (error); +} + /* * Get affinity of a process. */ diff --git a/sys/i386/linux/syscalls.master b/sys/i386/linux/syscalls.master index 4de3487..b5e1706 100644 --- a/sys/i386/linux/syscalls.master +++ b/sys/i386/linux/syscalls.master @@ -269,10 +269,10 @@ 151 AUE_MUNLOCK NOPROTO { int munlock(const void *addr, size_t len); } 152 AUE_MLOCKALL NOPROTO { int mlockall(int how); } 153 AUE_MUNLOCKALL NOPROTO { int munlockall(void); } -154 AUE_SCHED_SETPARAM NOPROTO { int sched_setparam(pid_t pid, \ - const struct sched_param *param); } -155 AUE_SCHED_GETPARAM NOPROTO { int sched_getparam(pid_t pid, \ - struct sched_param *param); } +154 AUE_SCHED_SETPARAM STD { int linux_sched_setparam(l_pid_t pid, \ + struct l_sched_param *param); } +155 AUE_SCHED_GETPARAM STD { int linux_sched_getparam(l_pid_t pid, \ + struct l_sched_param *param); } 156 AUE_SCHED_SETSCHEDULER STD { int linux_sched_setscheduler( \ l_pid_t pid, l_int policy, \ struct l_sched_param *param); } |
