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Matheus
15 lines
455 B
C
15 lines
455 B
C
#include <kernel/syscalls.h>
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#include <kernel/thread.h>
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#include <kernel/auth.h>
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#include <arch/cpu.h>
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syscallret_t syscall_nice(context_t *, int nice) {
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syscallret_t ret;
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ret.errno = nice < 0 ? auth_process_check(¤t_thread()->proc->cred, AUTH_ACTIONS_PROCESS_NICE, NULL) : 0;
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current_thread()->proc->nice = max(min(current_thread()->proc->nice + nice, SCHED_NICE_MAX), SCHED_NICE_MIN);
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ret.ret = current_thread()->proc->nice;
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return ret;
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}
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