Date: Sat, 14 Oct 2006 10:21:28 GMT From: Roman Divacky <rdivacky@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 107871 for review Message-ID: <200610141021.k9EALS8d069991@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=107871 Change 107871 by rdivacky@rdivacky_witten on 2006/10/14 10:20:41 Partially implement prctl() syscall. Affected files ... .. //depot/projects/linuxolator/src/sys/compat/linux/linux_misc.c#7 edit .. //depot/projects/linuxolator/src/sys/compat/linux/linux_misc.h#1 add Differences ... ==== //depot/projects/linuxolator/src/sys/compat/linux/linux_misc.c#7 (text+ko) ==== @@ -1549,4 +1549,33 @@ int linux_prctl(struct thread *td, struct linux_prctl_args *args) { + int error = 0; + struct proc *p = td->td_proc; + char comm[LINUX_MAX_COMM_LEN]; + + switch (args->options) { + case LINUX_PR_SET_PDEATHSIG: + if (!LINUX_SIG_VALID(args->arg2)) + return (EINVAL); + PROC_LOCK(p); + p->p_sigparent = args->arg2; + PROC_UNLOCK(p); + break; + case LINUX_PR_GET_PDEATHSIG: + error = copyout(&p->p_sigparent, (void *) args->arg2, sizeof(p->p_sigparent)); + break; + case LINUX_PR_SET_NAME: + comm[LINUX_MAX_COMM_LEN-1] = 0; + error = copyin(comm, (void *) args->arg2, LINUX_MAX_COMM_LEN-1); + if (error) + return (error); + /* XXX: no locking needed? */ + strcpy(p->p_comm, comm); + break; + case LINUX_PR_GET_NAME: + error = copyout(&p->p_comm, (void *) args->arg2, MAXCOMLEN+1); + break; + } + + return (error); }
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