Date: Fri, 18 Feb 2005 20:29:18 GMT From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 71264 for review Message-ID: <200502182029.j1IKTIlA040750@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=71264 Change 71264 by peter@peter_daintree on 2005/02/18 20:28:23 IFC @71263 Affected files ... .. //depot/projects/hammer/lib/libpthread/thread/thr_init.c#20 integrate .. //depot/projects/hammer/share/man/man4/cpufreq.4#2 integrate .. //depot/projects/hammer/sys/alpha/linux/linux_machdep.c#11 integrate .. //depot/projects/hammer/sys/alpha/osf1/osf1_misc.c#15 integrate .. //depot/projects/hammer/sys/alpha/osf1/osf1_mount.c#9 integrate .. //depot/projects/hammer/sys/alpha/osf1/osf1_util.h#3 integrate .. //depot/projects/hammer/sys/amd64/linux32/linux32_machdep.c#5 integrate .. //depot/projects/hammer/sys/amd64/linux32/linux32_sysvec.c#4 integrate .. //depot/projects/hammer/sys/arm/arm/cpufunc.c#7 integrate .. //depot/projects/hammer/sys/compat/freebsd32/freebsd32_misc.c#21 integrate .. //depot/projects/hammer/sys/compat/ndis/pe_var.h#9 integrate .. //depot/projects/hammer/sys/compat/ndis/subr_ndis.c#24 integrate .. //depot/projects/hammer/sys/compat/ndis/subr_pe.c#7 integrate .. //depot/projects/hammer/sys/compat/ndis/winx64_wrap.S#2 integrate .. //depot/projects/hammer/sys/dev/acpica/acpi_perf.c#3 integrate .. //depot/projects/hammer/sys/dev/acpica/acpi_throttle.c#3 integrate .. //depot/projects/hammer/sys/dev/cpufreq/ichss.c#3 integrate .. //depot/projects/hammer/sys/dev/pccard/pccard_cis.c#10 integrate .. //depot/projects/hammer/sys/dev/pci/pci_pci.c#12 integrate .. //depot/projects/hammer/sys/fs/udf/udf.h#8 integrate .. //depot/projects/hammer/sys/fs/udf/udf_vfsops.c#17 integrate .. //depot/projects/hammer/sys/isofs/cd9660/cd9660_vfsops.c#26 integrate .. //depot/projects/hammer/sys/kern/cpufreq_if.m#2 integrate .. //depot/projects/hammer/sys/kern/kern_cpu.c#3 integrate .. //depot/projects/hammer/sys/kern/uipc_accf.c#6 integrate .. //depot/projects/hammer/sys/kern/uipc_socket.c#51 integrate .. //depot/projects/hammer/sys/kern/uipc_syscalls.c#44 integrate .. //depot/projects/hammer/sys/kern/vfs_subr.c#74 integrate .. //depot/projects/hammer/sys/netatalk/ddp_usrreq.c#14 integrate .. //depot/projects/hammer/sys/netinet/tcp_input.c#45 integrate .. //depot/projects/hammer/sys/netinet/tcp_sack.c#8 integrate .. //depot/projects/hammer/sys/netinet/tcp_var.h#24 integrate .. //depot/projects/hammer/sys/sparc64/include/pmap.h#17 integrate .. //depot/projects/hammer/sys/sys/socketvar.h#26 integrate .. //depot/projects/hammer/sys/sys/syslimits.h#9 integrate .. //depot/projects/hammer/usr.bin/make/var.c#20 integrate .. //depot/projects/hammer/usr.bin/tar/bsdtar.1#15 integrate .. //depot/projects/hammer/usr.sbin/acpi/acpidump/acpidump.h#11 integrate Differences ... ==== //depot/projects/hammer/lib/libpthread/thread/thr_init.c#20 (text+ko) ==== @@ -30,7 +30,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $FreeBSD: src/lib/libpthread/thread/thr_init.c,v 1.69 2005/02/15 15:02:11 deischen Exp $ + * $FreeBSD: src/lib/libpthread/thread/thr_init.c,v 1.70 2005/02/18 16:07:05 deischen Exp $ */ /* Allocate space for global thread variables here: */ @@ -421,7 +421,7 @@ mib[1] = KERN_CLOCKRATE; len = sizeof (struct clockinfo); if (sysctl(mib, 2, &clockinfo, &len, NULL, 0) == 0) - _clock_res_usec = clockinfo.tick; + _clock_res_usec = 1000000 / clockinfo.stathz; else _clock_res_usec = CLOCK_RES_USEC; ==== //depot/projects/hammer/share/man/man4/cpufreq.4#2 (text+ko) ==== @@ -22,9 +22,9 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.\" $FreeBSD: src/share/man/man4/cpufreq.4,v 1.3 2005/02/14 18:17:47 njl Exp $ +.\" $FreeBSD: src/share/man/man4/cpufreq.4,v 1.4 2005/02/18 00:28:52 njl Exp $ .\" -.Dd February 14, 2005 +.Dd February 17, 2005 .Dt CPUFREQ 4 .Os .Sh NAME @@ -45,9 +45,10 @@ .Fa "device_t dev" .Fa "struct cf_setting *sets" .Fa "int *count" -.Fa "int *type" .Fc .Ft int +.Fn cpufreq_drv_type "device_t dev" "int *type" +.Ft int .Fn cpufreq_drv_set "device_t dev" "const struct cf_setting *set" .Ft int .Fn cpufreq_drv_get "device_t dev" "struct cf_setting *set" @@ -182,8 +183,9 @@ their individual settings through the .Nm driver interface. -This involves implementing three methods: +This involves implementing these methods: .Fn cpufreq_drv_settings , +.Fn cpufreq_drv_type , .Fn cpufreq_drv_set , and .Fn cpufreq_drv_get . @@ -218,12 +220,19 @@ .Fa count will allow, it should return .Er E2BIG . -The driver sets -.Fa type -to the type of settings it offers, either +.Pp +The +.Fn cpufreq_drv_type +method indicates the type of settings it offers, either .Dv CPUFREQ_TYPE_ABSOLUTE or .Dv CPUFREQ_TYPE_RELATIVE . +Additionally, the driver may set the +.Dv CPUFREQ_FLAG_INFO_ONLY +flag if the settings it provides are information for other drivers only +and cannot be passed to +.Fn cpufreq_drv_set +to activate them. .Pp The .Fn cpufreq_drv_set ==== //depot/projects/hammer/sys/alpha/linux/linux_machdep.c#11 (text+ko) ==== @@ -27,11 +27,13 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/linux/linux_machdep.c,v 1.35 2004/11/27 06:51:32 das Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/linux/linux_machdep.c,v 1.36 2005/02/18 18:32:32 jhb Exp $"); #include <sys/param.h> #include <sys/systm.h> +#include <sys/imgact.h> #include <sys/lock.h> +#include <sys/malloc.h> #include <sys/mman.h> #include <sys/mount.h> #include <sys/mutex.h> @@ -64,20 +66,23 @@ int linux_execve(struct thread *td, struct linux_execve_args *args) { - struct execve_args bsd; - caddr_t sg; + struct image_args eargs; + char *path; + int error; - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, args->path); + LCONVPATHEXIST(td, args->path, &path); #ifdef DEBUG if (ldebug(execve)) - printf(ARGS(execve, "%s"), args->path); + printf(ARGS(execve, "%s"), path); #endif - bsd.fname = args->path; - bsd.argv = args->argp; - bsd.envv = args->envp; - return (execve(td, &bsd)); + error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, args->argp, + args->envp); + free(path, M_TEMP); + if (error == 0) + error = kern_execve(td, &eargs, NULL); + exec_free_args(&eargs); + return (error); } /* ==== //depot/projects/hammer/sys/alpha/osf1/osf1_misc.c#15 (text+ko) ==== @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/osf1/osf1_misc.c,v 1.52 2005/01/05 20:05:51 imp Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/osf1/osf1_misc.c,v 1.53 2005/02/18 18:37:26 jhb Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -95,6 +95,7 @@ static int osf2bsd_pathconf(int *); static const char osf1_emul_path[] = "/compat/osf1"; + /* * [ taken from the linux emulator ] * Search an alternate path before passing pathname arguments on @@ -105,133 +106,12 @@ * be in exists. */ int -osf1_emul_find(td, sgp, prefix, path, pbuf, cflag) - struct thread *td; - caddr_t *sgp; /* Pointer to stackgap memory */ - const char *prefix; - char *path; - char **pbuf; - int cflag; +osf1_emul_find(struct thread *td, char *path, enum uio_seg pathseg, + char **pbuf, int create) { - int error; - size_t len, sz; - char *buf, *cp, *ptr; - struct ucred *ucred; - struct nameidata nd; - struct nameidata ndroot; - struct vattr vat; - struct vattr vatroot; - buf = (char *) malloc(MAXPATHLEN, M_TEMP, M_WAITOK); - *pbuf = path; - - for (ptr = buf; (*ptr = *prefix) != '\0'; ptr++, prefix++) - continue; - - sz = MAXPATHLEN - (ptr - buf); - - /* - * If sgp is not given then the path is already in kernel space - */ - if (sgp == NULL) - error = copystr(path, ptr, sz, &len); - else - error = copyinstr(path, ptr, sz, &len); - - if (error) { - free(buf, M_TEMP); - return error; - } - - if (*ptr != '/') { - free(buf, M_TEMP); - return EINVAL; - } - - /* - * We know that there is a / somewhere in this pathname. - * Search backwards for it, to find the file's parent dir - * to see if it exists in the alternate tree. If it does, - * and we want to create a file (cflag is set). We don't - * need to worry about the root comparison in this case. - */ - - if (cflag) { - for (cp = &ptr[len] - 1; *cp != '/'; cp--) - ; - *cp = '\0'; - - NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, buf, td); - - if ((error = namei(&nd)) != 0) { - free(buf, M_TEMP); - return error; - } - - *cp = '/'; - } else { - NDINIT(&nd, LOOKUP, FOLLOW, UIO_SYSSPACE, buf, td); - - if ((error = namei(&nd)) != 0) { - free(buf, M_TEMP); - return error; - } - - /* - * We now compare the vnode of the osf1_root to the one - * vnode asked. If they resolve to be the same, then we - * ignore the match so that the real root gets used. - * This avoids the problem of traversing "../.." to find the - * root directory and never finding it, because "/" resolves - * to the emulation root directory. This is expensive :-( - */ - NDINIT(&ndroot, LOOKUP, FOLLOW, UIO_SYSSPACE, osf1_emul_path, - td); - - if ((error = namei(&ndroot)) != 0) { - /* Cannot happen! */ - free(buf, M_TEMP); - vrele(nd.ni_vp); - return error; - } - - ucred = td->td_ucred; - if ((error = VOP_GETATTR(nd.ni_vp, &vat, ucred, td)) != 0) { - goto bad; - } - - if ((error = VOP_GETATTR(ndroot.ni_vp, &vatroot, ucred, - td)) != 0) { - goto bad; - } - - if (vat.va_fsid == vatroot.va_fsid && - vat.va_fileid == vatroot.va_fileid) { - error = ENOENT; - goto bad; - } - - } - if (sgp == NULL) - *pbuf = buf; - else { - sz = &ptr[len] - buf; - *pbuf = stackgap_alloc(sgp, sz + 1); - error = copyout(buf, *pbuf, sz); - free(buf, M_TEMP); - } - - vrele(nd.ni_vp); - if (!cflag) - vrele(ndroot.ni_vp); - - return error; - -bad: - vrele(ndroot.ni_vp); - vrele(nd.ni_vp); - free(buf, M_TEMP); - return error; + return (kern_alternate_path(td, osf1_emul_path, path, pathseg, pbuf, + create)); } @@ -240,21 +120,15 @@ struct thread *td; struct osf1_open_args *uap; { - struct open_args /* { - syscallarg(char *) path; - syscallarg(int) flags; - syscallarg(int) mode; - } */ a; - caddr_t sg; + char *path; + int error; - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, uap->path); + CHECKALTEXIST(td, uap->path, &path); - a.path = uap->path; - a.flags = uap->flags; /* XXX translate */ - a.mode = uap->mode; - - return open(td, &a); + /* XXX: translate flags */ + error = kern_open(td, path, UIO_SYSSPACE, uap->flags, uap->mode); + free(path, M_TEMP); + return (error); } extern long totalphysmem; @@ -608,22 +482,15 @@ struct thread *td; struct osf1_stat_args *uap; { - int error; struct stat sb; struct osf1_stat osb; - struct nameidata nd; - caddr_t sg; + char *path; + int error; - sg = stackgap_init(); + CHECKALTEXIST(td, uap->path, &path); - CHECKALTEXIST(td, &sg, uap->path); - - NDINIT(&nd, LOOKUP, FOLLOW | LOCKLEAF, UIO_USERSPACE, - uap->path, td); - if ((error = namei(&nd))) - return (error); - error = vn_stat(nd.ni_vp, &sb, td->td_ucred, NOCRED, td); - vput(nd.ni_vp); + error = kern_stat(td, path, UIO_SYSSPACE, &sb); + free(path, M_TEMP); if (error) return (error); cvtstat2osf1(&sb, &osb); @@ -643,18 +510,13 @@ { struct stat sb; struct osf1_stat osb; + char *path; int error; - struct nameidata nd; - caddr_t sg = stackgap_init(); - CHECKALTEXIST(td, &sg, uap->path); + CHECKALTEXIST(td, uap->path, &path); - NDINIT(&nd, LOOKUP, NOFOLLOW | LOCKLEAF, UIO_USERSPACE, - uap->path, td); - if ((error = namei(&nd))) - return (error); - error = vn_stat(nd.ni_vp, &sb, td->td_ucred, NOCRED, td); - vput(nd.ni_vp); + error = kern_lstat(td, path, UIO_SYSSPACE, &sb); + free(path, M_TEMP); if (error) return (error); cvtstat2osf1(&sb, &osb); @@ -671,15 +533,13 @@ struct thread *td; register struct osf1_fstat_args *uap; { - struct file *fp; + struct osf1_stat oub; struct stat ub; - struct osf1_stat oub; int error; - if ((error = fget(td, uap->fd, &fp)) != 0) + error = kern_fstat(td, uap->fd, &ub); + if (error) return (error); - error = fo_stat(fp, &ub, td->td_ucred, td); - fdrop(fp, td); cvtstat2osf1(&ub, &oub); if (error == 0) error = copyout((caddr_t)&oub, (caddr_t)uap->sb, @@ -735,12 +595,13 @@ struct thread *td; struct osf1_access_args *uap; { - caddr_t sg; + char *path; + int error; - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, uap->path); - - return access(td, (struct access_args *)uap); + CHECKALTEXIST(td, uap->path, &path); + error = kern_access(td, path, UIO_SYSSPACE, uap->flags); + free(path, M_TEMP); + return (error); } @@ -1239,17 +1100,13 @@ struct thread *td; struct osf1_truncate_args *uap; { - caddr_t sg; - struct truncate_args a; + char *path; + int error; - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, uap->path); - - a.path = uap->path; - a.pad = 0; - a.length = uap->length; - - return truncate(td, &a); + CHECKALTEXIST(td, uap->path, &path); + error = kern_truncate(td, path, UIO_SYSSPACE, uap->length); + free(path, M_TEMP); + return (error); } @@ -1309,11 +1166,15 @@ struct thread *td; struct osf1_pathconf_args *uap; { + char *path; + int error; if (osf2bsd_pathconf(&uap->name)) return (EINVAL); - else - return (pathconf(td, (void *)uap)); + CHECKALTEXIST(td, uap->path, &path); + error = kern_pathconf(td, path, UIO_SYSSPACE, uap->name); + free(path, M_TEMP); + return (error); } @@ -1397,17 +1258,19 @@ struct thread *td; struct osf1_execve_args *uap; { - caddr_t sg; - struct execve_args ap; + struct image_args eargs; + char *path; + int error; - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, uap->path); + CHECKALTEXIST(td, uap->path, &path); - ap.fname = uap->path; - ap.argv = uap->argp; - ap.envv = uap->envp; - - return execve(td, &ap); + error = exec_copyin_args(&eargs, path, UIO_SYSSPACE, uap->argp, + uap->envp); + free(path, M_TEMP); + if (error == 0) + error = kern_execve(td, &eargs, NULL); + exec_free_args(&eargs); + return (error); } @@ -1454,7 +1317,8 @@ } -int osf1_gettimeofday(td, uap) +int +osf1_gettimeofday(td, uap) struct thread *td; register struct osf1_gettimeofday_args *uap; { @@ -1482,26 +1346,24 @@ } -int osf1_select(td, uap) +int +osf1_select(td, uap) struct thread *td; register struct osf1_select_args *uap; { - if (uap->tv) { - int error; - caddr_t sg; - struct osf1_timeval otv; - struct timeval tv; + struct osf1_timeval otv; + struct timeval tv, *tvp; + int error; - sg = stackgap_init(); - - if ((error=copyin((caddr_t)uap->tv,(caddr_t)&otv,sizeof(otv)))) - return(error); - TV_CP(otv,tv); - uap->tv = stackgap_alloc(&sg, sizeof(struct timeval)); - if ((error=copyout((caddr_t)&tv, (caddr_t)uap->tv,sizeof(tv)))) - return(error); - } - return(select(td, (struct select_args *)uap)); + if (uap->tv != NULL) { + error = copyin(uap->tv, &otv, sizeof(otv)); + if (error) + return (error); + TV_CP(otv, tv); + tvp = &tv; + } else + tvp = NULL; + return (kern_select(td, uap->nd, uap->in, uap->ou, uap->ex, tvp)); } @@ -1510,43 +1372,27 @@ struct thread *td; struct osf1_setitimer_args *uap; { - + struct itimerval itv, oitv; + struct osf1_itimerval otv; int error; - caddr_t old_oitv, sg; - struct itimerval itv; - struct osf1_itimerval otv; - error = 0; - old_oitv = (caddr_t)uap->oitv; - sg = stackgap_init(); - - if ((error = copyin((caddr_t)uap->itv,(caddr_t)&otv,sizeof(otv)))) { + error = copyin(uap->itv, &otv, sizeof(otv)); + if (error) { printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; + return (error); } - TV_CP(otv.it_interval,itv.it_interval); - TV_CP(otv.it_value,itv.it_value); - uap->itv = stackgap_alloc(&sg, sizeof(struct itimerval)); - if ((error = copyout((caddr_t)&itv,(caddr_t)uap->itv,sizeof(itv)))) { + TV_CP(otv.it_interval, itv.it_interval); + TV_CP(otv.it_value, itv.it_value); + error = kern_setitimer(td, uap->which, &itv, &oitv); + if (error || uap->oitv == NULL) + return (error); + + TV_CP(oitv.it_interval, otv.it_interval); + TV_CP(oitv.it_value, otv.it_value); + error = copyout(&otv, uap->oitv, sizeof(otv)); + if (error) printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; - } - uap->oitv = stackgap_alloc(&sg, sizeof(struct itimerval)); - if ((error = setitimer(td, (struct setitimer_args *)uap))) { - printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; - } - if ((error = copyin((caddr_t)uap->oitv,(caddr_t)&itv,sizeof(itv)))) { - printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; - } - TV_CP(itv.it_interval,otv.it_interval); - TV_CP(itv.it_value,otv.it_value); - if (old_oitv - && (error = copyout((caddr_t)&otv, old_oitv, sizeof(otv)))) { - printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - } - return error; + return (error); } @@ -1555,30 +1401,19 @@ struct thread *td; struct osf1_getitimer_args *uap; { - int error; - caddr_t old_itv, sg; struct itimerval itv; struct osf1_itimerval otv; + int error; - error = 0; - old_itv = (caddr_t)uap->itv; - sg = stackgap_init(); - - uap->itv = stackgap_alloc(&sg, sizeof(struct itimerval)); - if ((error = getitimer(td, (struct getitimer_args *)uap))) { + error = kern_getitimer(td, uap->which, &itv); + if (error) + return (error); + TV_CP(itv.it_interval, otv.it_interval); + TV_CP(itv.it_value, otv.it_value); + error = copyout(&otv, uap->itv, sizeof(otv)); + if (error) printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; - } - if ((error = copyin((caddr_t)uap->itv,(caddr_t)&itv,sizeof(itv)))) { - printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - return error; - } - TV_CP(itv.it_interval,otv.it_interval); - TV_CP(itv.it_value,otv.it_value); - if ((error = copyout((caddr_t)&otv, old_itv, sizeof(otv)))) { - printf("%s(%d): error = %d\n", __FILE__, __LINE__, error); - } - return error; + return (error); } ==== //depot/projects/hammer/sys/alpha/osf1/osf1_mount.c#9 (text+ko) ==== @@ -30,7 +30,7 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/alpha/osf1/osf1_mount.c,v 1.19 2005/01/05 20:05:51 imp Exp $"); +__FBSDID("$FreeBSD: src/sys/alpha/osf1/osf1_mount.c,v 1.20 2005/02/18 18:37:26 jhb Exp $"); #include "opt_mac.h" #include "opt_nfs.h" @@ -52,6 +52,7 @@ #include <sys/socketvar.h> #include <sys/domain.h> #include <sys/protosw.h> +#include <sys/syscallsubr.h> #include <sys/namei.h> #include <netinet/in.h> #include <netinet/tcp.h> @@ -122,29 +123,15 @@ struct thread *td; struct osf1_statfs_args *uap; { + struct osf1_statfs osfs; + struct statfs sf; int error; - struct mount *mp; - struct statfs *sp; - struct osf1_statfs osfs; - struct nameidata nd; - NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, uap->path, td); - if ((error = namei(&nd))) - return (error); - mp = nd.ni_vp->v_mount; - sp = &mp->mnt_stat; - vrele(nd.ni_vp); -#ifdef MAC - error = mac_check_mount_stat(td->td_ucred, mp); + error = kern_statfs(td, uap->path, UIO_USERSPACE, &sf); if (error) return (error); -#endif - if ((error = VFS_STATFS(mp, sp, td))) - return (error); - sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; - bsd2osf_statfs(sp, &osfs); - return copyout(&osfs, uap->buf, min(sizeof osfs, - uap->len)); + bsd2osf_statfs(&sf, &osfs); + return (copyout(&osfs, uap->buf, min(sizeof osfs, uap->len))); } int @@ -152,31 +139,15 @@ struct thread *td; struct osf1_fstatfs_args *uap; { + struct osf1_statfs osfs; + struct statfs sf; int error; - struct file *fp; - struct mount *mp; - struct statfs *sp; - struct osf1_statfs osfs; - if ((error = getvnode(td->td_proc->p_fd, uap->fd, &fp))) - return (error); - mp = fp->f_vnode->v_mount; -#ifdef MAC - error = mac_check_mount_stat(td->td_ucred, mp); - if (error) { - fdrop(fp, td); - return (error); - } -#endif - sp = &mp->mnt_stat; - error = VFS_STATFS(mp, sp, td); - fdrop(fp, td); + error = kern_fstatfs(td, uap->fd, &sf); if (error) return (error); - sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK; - bsd2osf_statfs(sp, &osfs); - return copyout(&osfs, uap->buf, min(sizeof osfs, - uap->len)); + bsd2osf_statfs(&sf, &osfs); + return (copyout(&osfs, uap->buf, min(sizeof osfs, uap->len))); } int ==== //depot/projects/hammer/sys/alpha/osf1/osf1_util.h#3 (text+ko) ==== @@ -25,7 +25,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $FreeBSD: src/sys/alpha/osf1/osf1_util.h,v 1.7 2002/12/14 01:56:24 alfred Exp $ + * $FreeBSD: src/sys/alpha/osf1/osf1_util.h,v 1.8 2005/02/18 18:37:26 jhb Exp $ */ #include <vm/vm.h> @@ -60,19 +60,17 @@ } -extern const char osf1_emul_path[]; -int osf1_emul_find(struct thread *, caddr_t *, const char *, char *, - char **, int); +int osf1_emul_find(struct thread *td, char *path, enum uio_seg pathseg, + char **pbuf, int create); -#define CHECKALT(p, sgp, path, i) \ +#define CHECKALT(td, upath, pathp, i) \ do { \ int _error; \ \ - _error = osf1_emul_find(p, sgp, osf1_emul_path, path, \ - &path, i); \ - if (_error == EFAULT) \ + _error = osf1_emul_find(td, upath, UIO_USERSPACE, pathp, i); \ + if (*(pathp) == NULL) \ return (_error); \ } while (0) -#define CHECKALTEXIST(p, sgp, path) CHECKALT((p), (sgp), (path), 0) -#define CHECKALTCREAT(p, sgp, path) CHECKALT((p), (sgp), (path), 1) +#define CHECKALTEXIST(td, upath, pathp) CHECKALT((td), (upath), (pathp), 0) +#define CHECKALTCREAT(td, upath, pathp) CHECKALT((td), (upath), (pathp), 1) ==== //depot/projects/hammer/sys/amd64/linux32/linux32_machdep.c#5 (text+ko) ==== @@ -29,11 +29,12 @@ */ #include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/amd64/linux32/linux32_machdep.c,v 1.5 2004/10/05 18:51:10 jhb Exp $"); +__FBSDID("$FreeBSD: src/sys/amd64/linux32/linux32_machdep.c,v 1.6 2005/02/18 18:51:59 jhb Exp $"); #include <sys/param.h> #include <sys/kernel.h> #include <sys/systm.h> +#include <sys/imgact.h> #include <sys/lock.h> #include <sys/malloc.h> #include <sys/mman.h> @@ -49,6 +50,8 @@ #include <vm/vm.h> #include <vm/pmap.h> +#include <vm/vm_extern.h> +#include <vm/vm_kern.h> #include <vm/vm_map.h> #include <amd64/linux32/linux.h> @@ -89,72 +92,120 @@ return (lsa); } -int -linux_execve(struct thread *td, struct linux_execve_args *args) +/* + * Custom version of exec_copyin_args() so that we can translate + * the pointers. + */ +static int +linux_exec_copyin_args(struct image_args *args, char *fname, + enum uio_seg segflg, char **argv, char **envv) { - struct execve_args ap; - caddr_t sg; + char *argp, *envp; + u_int32_t *p32, arg; + size_t length; int error; - u_int32_t *p32, arg; - char **p, *p64; - int count; + + bzero(args, sizeof(*args)); + if (argv == NULL) + return (EFAULT); - sg = stackgap_init(); - CHECKALTEXIST(td, &sg, args->path); + /* + * Allocate temporary demand zeroed space for argument and + * environment strings + */ + args->buf = (char *) kmem_alloc_wait(exec_map, PATH_MAX + ARG_MAX); + if (args->buf == NULL) + return (ENOMEM); + args->begin_argv = args->buf; + args->endp = args->begin_argv; + args->stringspace = ARG_MAX; -#ifdef DEBUG - if (ldebug(execve)) - printf(ARGS(execve, "%s"), args->path); -#endif + args->fname = args->buf + ARG_MAX; - ap.fname = args->path; + /* + * Copy the file name. + */ + error = (segflg == UIO_SYSSPACE) ? + copystr(fname, args->fname, PATH_MAX, &length) : + copyinstr(fname, args->fname, PATH_MAX, &length); + if (error != 0) + return (error); - if (args->argp != NULL) { - count = 0; - p32 = (u_int32_t *)args->argp; - do { - error = copyin(p32++, &arg, sizeof(arg)); - if (error) - return error; - count++; - } while (arg != 0); - p = stackgap_alloc(&sg, count * sizeof(char *)); - ap.argv = p; - p32 = (u_int32_t *)args->argp; - do { - error = copyin(p32++, &arg, sizeof(arg)); - if (error) - return error; - p64 = PTRIN(arg); - error = copyout(&p64, p++, sizeof(p64)); - if (error) - return error; - } while (arg != 0); + /* + * extract arguments first + */ + p32 = (u_int32_t *)argv; + for (;;) { + error = copyin(p32++, &arg, sizeof(arg)); + if (error) + return (error); + if (arg == 0) + break; + argp = PTRIN(arg); + error = copyinstr(argp, args->endp, args->stringspace, &length); + if (error) { + if (error == ENAMETOOLONG) + return (E2BIG); + else + return (error); + } + args->stringspace -= length; + args->endp += length; + args->argc++; } - if (args->envp != NULL) { - count = 0; - p32 = (u_int32_t *)args->envp; - do { + + args->begin_envv = args->endp; + + /* + * extract environment strings + */ + if (envv) { + p32 = (u_int32_t *)envv; + for (;;) { error = copyin(p32++, &arg, sizeof(arg)); if (error) - return error; - count++; - } while (arg != 0); - p = stackgap_alloc(&sg, count * sizeof(char *)); - ap.envv = p; - p32 = (u_int32_t *)args->envp; - do { - error = copyin(p32++, &arg, sizeof(arg)); - if (error) - return error; - p64 = PTRIN(arg); - error = copyout(&p64, p++, sizeof(p64)); - if (error) - return error; - } while (arg != 0); + return (error); + if (arg == 0) + break; + envp = PTRIN(arg); + error = copyinstr(envp, args->endp, args->stringspace, + &length); + if (error) { + if (error == ENAMETOOLONG) + return (E2BIG); + else + return (error); + } + args->stringspace -= length; + args->endp += length; + args->envc++; + } } - return (execve(td, &ap)); + return (0); +} + +int +linux_execve(struct thread *td, struct linux_execve_args *args) +{ + struct image_args eargs; + char *path; + int error; + + LCONVPATHEXIST(td, args->path, &path); + +#ifdef DEBUG + if (ldebug(execve)) + printf(ARGS(execve, "%s"), path); +#endif + >>> TRUNCATED FOR MAIL (1000 lines) <<<
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