kern_mib.c revision 170170
115103Sphk/*- 215103Sphk * Copyright (c) 1982, 1986, 1989, 1993 315103Sphk * The Regents of the University of California. All rights reserved. 415103Sphk * 515103Sphk * This code is derived from software contributed to Berkeley by 615103Sphk * Mike Karels at Berkeley Software Design, Inc. 715103Sphk * 815103Sphk * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD 915103Sphk * project, to make these variables more userfriendly. 1015103Sphk * 1115103Sphk * Redistribution and use in source and binary forms, with or without 1215103Sphk * modification, are permitted provided that the following conditions 1315103Sphk * are met: 1415103Sphk * 1. Redistributions of source code must retain the above copyright 1515103Sphk * notice, this list of conditions and the following disclaimer. 1615103Sphk * 2. Redistributions in binary form must reproduce the above copyright 1715103Sphk * notice, this list of conditions and the following disclaimer in the 1815103Sphk * documentation and/or other materials provided with the distribution. 1915103Sphk * 4. Neither the name of the University nor the names of its contributors 2015103Sphk * may be used to endorse or promote products derived from this software 2115103Sphk * without specific prior written permission. 2215103Sphk * 2315103Sphk * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2415103Sphk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2515103Sphk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2615103Sphk * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2715103Sphk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2815103Sphk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2915103Sphk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 3015103Sphk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3115103Sphk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3215103Sphk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3315103Sphk * SUCH DAMAGE. 3415103Sphk * 3515103Sphk * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94 3615103Sphk */ 3715103Sphk 38116182Sobrien#include <sys/cdefs.h> 39116182Sobrien__FBSDID("$FreeBSD: head/sys/kern/kern_mib.c 170170 2007-05-31 22:52:15Z attilio $"); 40116182Sobrien 4186190Srwatson#include "opt_posix.h" 42169604Swkoszek#include "opt_config.h" 4384611Srwatson 4415103Sphk#include <sys/param.h> 4515103Sphk#include <sys/kernel.h> 46169507Swkoszek#include <sys/sbuf.h> 4715103Sphk#include <sys/systm.h> 4815103Sphk#include <sys/sysctl.h> 4915103Sphk#include <sys/proc.h> 5087275Srwatson#include <sys/lock.h> 5187275Srwatson#include <sys/mutex.h> 5246155Sphk#include <sys/jail.h> 5376078Sjhb#include <sys/smp.h> 54105046Smike#include <sys/unistd.h> 5528918Skato 5615103SphkSYSCTL_NODE(, 0, sysctl, CTLFLAG_RW, 0, 5715103Sphk "Sysctl internal magic"); 5815103SphkSYSCTL_NODE(, CTL_KERN, kern, CTLFLAG_RW, 0, 5915103Sphk "High kernel, proc, limits &c"); 6015103SphkSYSCTL_NODE(, CTL_VM, vm, CTLFLAG_RW, 0, 6115103Sphk "Virtual memory"); 6223382SbdeSYSCTL_NODE(, CTL_VFS, vfs, CTLFLAG_RW, 0, 6315103Sphk "File system"); 6415103SphkSYSCTL_NODE(, CTL_NET, net, CTLFLAG_RW, 0, 6515103Sphk "Network, (see socket.h)"); 6615103SphkSYSCTL_NODE(, CTL_DEBUG, debug, CTLFLAG_RW, 0, 6715103Sphk "Debugging"); 6848891SphkSYSCTL_NODE(_debug, OID_AUTO, sizeof, CTLFLAG_RW, 0, 6948891Sphk "Sizeof various things"); 7015103SphkSYSCTL_NODE(, CTL_HW, hw, CTLFLAG_RW, 0, 7115103Sphk "hardware"); 7215103SphkSYSCTL_NODE(, CTL_MACHDEP, machdep, CTLFLAG_RW, 0, 7315103Sphk "machine dependent"); 7415103SphkSYSCTL_NODE(, CTL_USER, user, CTLFLAG_RW, 0, 7515103Sphk "user-level"); 7634925SdufaultSYSCTL_NODE(, CTL_P1003_1B, p1003_1b, CTLFLAG_RW, 0, 7734925Sdufault "p1003_1b, (see p1003_1b.h)"); 7834029Sdufault 7950465SmarcelSYSCTL_NODE(, OID_AUTO, compat, CTLFLAG_RW, 0, 8050465Smarcel "Compatibility code"); 8189414SarrSYSCTL_NODE(, OID_AUTO, security, CTLFLAG_RW, 0, 8289414Sarr "Security"); 8386190Srwatson#ifdef REGRESSION 8486190SrwatsonSYSCTL_NODE(, OID_AUTO, regression, CTLFLAG_RW, 0, 8586190Srwatson "Regression test MIB"); 8686190Srwatson#endif 8750465Smarcel 88116090SjmallettSYSCTL_STRING(_kern, OID_AUTO, ident, CTLFLAG_RD, 89116105Sjmallett kern_ident, 0, "Kernel identifier"); 90116090Sjmallett 9186189SrwatsonSYSCTL_STRING(_kern, KERN_OSRELEASE, osrelease, CTLFLAG_RD, 9288019Sluigi osrelease, 0, "Operating system release"); 9315103Sphk 9486189SrwatsonSYSCTL_INT(_kern, KERN_OSREV, osrevision, CTLFLAG_RD, 9546381Sbillf 0, BSD, "Operating system revision"); 9615103Sphk 9786189SrwatsonSYSCTL_STRING(_kern, KERN_VERSION, version, CTLFLAG_RD, 9846381Sbillf version, 0, "Kernel version"); 9915103Sphk 10086189SrwatsonSYSCTL_STRING(_kern, KERN_OSTYPE, ostype, CTLFLAG_RD, 10146381Sbillf ostype, 0, "Operating system type"); 10215103Sphk 103119203Seivind/* 104119203Seivind * NOTICE: The *userland* release date is available in 105119203Seivind * /usr/include/osreldate.h 106119203Seivind */ 10715103Sphkextern int osreldate; 10886189SrwatsonSYSCTL_INT(_kern, KERN_OSRELDATE, osreldate, CTLFLAG_RD, 109119203Seivind &osreldate, 0, "Kernel release date"); 11015103Sphk 111121307SsilbySYSCTL_INT(_kern, KERN_MAXPROC, maxproc, CTLFLAG_RDTUN, 11246381Sbillf &maxproc, 0, "Maximum number of processes"); 11315103Sphk 11486189SrwatsonSYSCTL_INT(_kern, KERN_MAXPROCPERUID, maxprocperuid, CTLFLAG_RW, 11546381Sbillf &maxprocperuid, 0, "Maximum processes allowed per userid"); 11615103Sphk 117121307SsilbySYSCTL_INT(_kern, OID_AUTO, maxusers, CTLFLAG_RDTUN, 11880418Speter &maxusers, 0, "Hint for kernel tuning"); 11980418Speter 12086189SrwatsonSYSCTL_INT(_kern, KERN_ARGMAX, argmax, CTLFLAG_RD, 12146381Sbillf 0, ARG_MAX, "Maximum bytes of argument to execve(2)"); 12215103Sphk 12386189SrwatsonSYSCTL_INT(_kern, KERN_POSIX1, posix1version, CTLFLAG_RD, 124105046Smike 0, _POSIX_VERSION, "Version of POSIX attempting to comply to"); 12515103Sphk 12686189SrwatsonSYSCTL_INT(_kern, KERN_NGROUPS, ngroups, CTLFLAG_RD, 12746381Sbillf 0, NGROUPS_MAX, "Maximum number of groups a user can belong to"); 12815103Sphk 12986189SrwatsonSYSCTL_INT(_kern, KERN_JOB_CONTROL, job_control, CTLFLAG_RD, 13046381Sbillf 0, 1, "Whether job control is available"); 13115103Sphk 13215103Sphk#ifdef _POSIX_SAVED_IDS 13386189SrwatsonSYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 13446381Sbillf 0, 1, "Whether saved set-group/user ID is available"); 13515103Sphk#else 13686189SrwatsonSYSCTL_INT(_kern, KERN_SAVED_IDS, saved_ids, CTLFLAG_RD, 13746381Sbillf 0, 0, "Whether saved set-group/user ID is available"); 13815103Sphk#endif 13915103Sphk 14015103Sphkchar kernelname[MAXPATHLEN] = "/kernel"; /* XXX bloat */ 14115103Sphk 14286189SrwatsonSYSCTL_STRING(_kern, KERN_BOOTFILE, bootfile, CTLFLAG_RW, 14346381Sbillf kernelname, sizeof kernelname, "Name of kernel file booted"); 14415103Sphk 14586189SrwatsonSYSCTL_INT(_hw, HW_NCPU, ncpu, CTLFLAG_RD, 14646381Sbillf &mp_ncpus, 0, "Number of active CPUs"); 14715103Sphk 14886189SrwatsonSYSCTL_INT(_hw, HW_BYTEORDER, byteorder, CTLFLAG_RD, 14946381Sbillf 0, BYTE_ORDER, "System byte order"); 15015103Sphk 15186189SrwatsonSYSCTL_INT(_hw, HW_PAGESIZE, pagesize, CTLFLAG_RD, 15246381Sbillf 0, PAGE_SIZE, "System memory page size"); 15315103Sphk 154106605Stmmstatic int 155169727Skansysctl_kern_arnd(SYSCTL_HANDLER_ARGS) 156169727Skan{ 157169727Skan u_long val; 158169727Skan 159169727Skan arc4rand(&val, sizeof(val), 0); 160169727Skan return (sysctl_handle_long(oidp, &val, 0, req)); 161169727Skan} 162169727Skan 163169727SkanSYSCTL_PROC(_kern, KERN_ARND, arandom, CTLFLAG_RD, 164169727Skan 0, 0, sysctl_kern_arnd, "L", "arc4rand"); 165169727Skan 166169727Skanstatic int 167106605Stmmsysctl_hw_physmem(SYSCTL_HANDLER_ARGS) 168106605Stmm{ 169106605Stmm u_long val; 170106605Stmm 171106605Stmm val = ctob(physmem); 172106605Stmm return (sysctl_handle_long(oidp, &val, 0, req)); 173106605Stmm} 174106605Stmm 175106605StmmSYSCTL_PROC(_hw, HW_PHYSMEM, physmem, CTLTYPE_ULONG | CTLFLAG_RD, 176106605Stmm 0, 0, sysctl_hw_physmem, "LU", ""); 177106605Stmm 178106605Stmmstatic int 179142834Swessysctl_hw_realmem(SYSCTL_HANDLER_ARGS) 180142834Swes{ 181142834Swes u_long val; 182142834Swes val = ctob(realmem); 183142834Swes return (sysctl_handle_long(oidp, &val, 0, req)); 184142834Swes} 185142834SwesSYSCTL_PROC(_hw, HW_REALMEM, realmem, CTLTYPE_ULONG | CTLFLAG_RD, 186142834Swes 0, 0, sysctl_hw_realmem, "LU", ""); 187142834Swesstatic int 188106605Stmmsysctl_hw_usermem(SYSCTL_HANDLER_ARGS) 189106605Stmm{ 190106605Stmm u_long val; 191106605Stmm 192170170Sattilio val = ctob(physmem - cnt.v_wire_count); 193106605Stmm return (sysctl_handle_long(oidp, &val, 0, req)); 194106605Stmm} 195106605Stmm 196106605StmmSYSCTL_PROC(_hw, HW_USERMEM, usermem, CTLTYPE_ULONG | CTLFLAG_RD, 197106605Stmm 0, 0, sysctl_hw_usermem, "LU", ""); 198106605Stmm 199106605StmmSYSCTL_ULONG(_hw, OID_AUTO, availpages, CTLFLAG_RD, &physmem, 0, ""); 200106605Stmm 20128885Skatostatic char machine_arch[] = MACHINE_ARCH; 20228885SkatoSYSCTL_STRING(_hw, HW_MACHINE_ARCH, machine_arch, CTLFLAG_RD, 20346381Sbillf machine_arch, 0, "System architecture"); 20428885Skato 20515103Sphkchar hostname[MAXHOSTNAMELEN]; 20615103Sphk 20746155Sphkstatic int 20862573Sphksysctl_hostname(SYSCTL_HANDLER_ARGS) 20946155Sphk{ 21087072Srwatson struct prison *pr; 21187275Srwatson char tmphostname[MAXHOSTNAMELEN]; 21246155Sphk int error; 21315103Sphk 21491406Sjhb pr = req->td->td_ucred->cr_prison; 21587072Srwatson if (pr != NULL) { 21657163Srwatson if (!jail_set_hostname_allowed && req->newptr) 21786190Srwatson return (EPERM); 21887275Srwatson /* 21987275Srwatson * Process is in jail, so make a local copy of jail 22087275Srwatson * hostname to get/set so we don't have to hold the jail 22187275Srwatson * mutex during the sysctl copyin/copyout activities. 22287275Srwatson */ 22387275Srwatson mtx_lock(&pr->pr_mtx); 22487275Srwatson bcopy(pr->pr_host, tmphostname, MAXHOSTNAMELEN); 22587275Srwatson mtx_unlock(&pr->pr_mtx); 22687275Srwatson 22787275Srwatson error = sysctl_handle_string(oidp, tmphostname, 22887072Srwatson sizeof pr->pr_host, req); 22987275Srwatson 23087275Srwatson if (req->newptr != NULL && error == 0) { 23187275Srwatson /* 23287275Srwatson * Copy the locally set hostname to the jail, if 23387275Srwatson * appropriate. 23487275Srwatson */ 23587275Srwatson mtx_lock(&pr->pr_mtx); 23687275Srwatson bcopy(tmphostname, pr->pr_host, MAXHOSTNAMELEN); 23787275Srwatson mtx_unlock(&pr->pr_mtx); 23887275Srwatson } 23957111Srwatson } else 24086189Srwatson error = sysctl_handle_string(oidp, 24146155Sphk hostname, sizeof hostname, req); 24246155Sphk return (error); 24346155Sphk} 24446155Sphk 24586189SrwatsonSYSCTL_PROC(_kern, KERN_HOSTNAME, hostname, 24646155Sphk CTLTYPE_STRING|CTLFLAG_RW|CTLFLAG_PRISON, 24746381Sbillf 0, 0, sysctl_hostname, "A", "Hostname"); 24846155Sphk 24986190Srwatsonstatic int regression_securelevel_nonmonotonic = 0; 25084611Srwatson 25187072Srwatson#ifdef REGRESSION 25284611SrwatsonSYSCTL_INT(_regression, OID_AUTO, securelevel_nonmonotonic, CTLFLAG_RW, 25384611Srwatson ®ression_securelevel_nonmonotonic, 0, "securelevel may be lowered"); 25486190Srwatson#endif 25584611Srwatson 25615103Sphkint securelevel = -1; 257114293Smarkmstatic struct mtx securelevel_mtx; 25815103Sphk 25993686SarrMTX_SYSINIT(securelevel_lock, &securelevel_mtx, "securelevel mutex lock", 26093686Sarr MTX_DEF); 26193686Sarr 26215103Sphkstatic int 26362573Sphksysctl_kern_securelvl(SYSCTL_HANDLER_ARGS) 26415103Sphk{ 26586145Srwatson struct prison *pr; 26686140Srwatson int error, level; 26715103Sphk 26891406Sjhb pr = req->td->td_ucred->cr_prison; 26986145Srwatson 27086140Srwatson /* 27186140Srwatson * If the process is in jail, return the maximum of the global and 272140676Srwatson * local levels; otherwise, return the global level. Perform a 273141013Srwatson * lockless read since the securelevel is an integer. 27486140Srwatson */ 275140676Srwatson if (pr != NULL) 27686145Srwatson level = imax(securelevel, pr->pr_securelevel); 277140676Srwatson else 27886140Srwatson level = securelevel; 27986140Srwatson error = sysctl_handle_int(oidp, &level, 0, req); 28086140Srwatson if (error || !req->newptr) 28186140Srwatson return (error); 28286140Srwatson /* 28386140Srwatson * Permit update only if the new securelevel exceeds the 28486140Srwatson * global level, and local level if any. 28586140Srwatson */ 28686145Srwatson if (pr != NULL) { 28787275Srwatson mtx_lock(&pr->pr_mtx); 28887072Srwatson if (!regression_securelevel_nonmonotonic && 28987275Srwatson (level < imax(securelevel, pr->pr_securelevel))) { 29087275Srwatson mtx_unlock(&pr->pr_mtx); 29186140Srwatson return (EPERM); 29287275Srwatson } 29386145Srwatson pr->pr_securelevel = level; 29487275Srwatson mtx_unlock(&pr->pr_mtx); 29586140Srwatson } else { 29693686Sarr mtx_lock(&securelevel_mtx); 29787072Srwatson if (!regression_securelevel_nonmonotonic && 29893686Sarr (level < securelevel)) { 29993686Sarr mtx_unlock(&securelevel_mtx); 30086140Srwatson return (EPERM); 30193686Sarr } 30286140Srwatson securelevel = level; 30393686Sarr mtx_unlock(&securelevel_mtx); 30486140Srwatson } 30586140Srwatson return (error); 30615103Sphk} 30715103Sphk 30883990SrwatsonSYSCTL_PROC(_kern, KERN_SECURELVL, securelevel, 30983990Srwatson CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_PRISON, 0, 0, sysctl_kern_securelvl, 31083990Srwatson "I", "Current secure level"); 31161370Srwatson 312169604Swkoszek#ifdef INCLUDE_CONFIG_FILE 313169507Swkoszek/* Actual kernel configuration options. */ 314169507Swkoszekextern char kernconfstring[]; 315169507Swkoszek 316169507Swkoszekstatic int 317169507Swkoszeksysctl_kern_config(SYSCTL_HANDLER_ARGS) 318169507Swkoszek{ 319170071Simp return (sysctl_handle_string(oidp, kernconfstring, 320170071Simp strlen(kernconfstring), req)); 321170071Simp} 322169507Swkoszek 323169507SwkoszekSYSCTL_PROC(_kern, OID_AUTO, conftxt, CTLTYPE_STRING|CTLFLAG_RW, 324169507Swkoszek 0, 0, sysctl_kern_config, "", "Kernel configuration file"); 325169650Simp#endif 326169507Swkoszek 32715103Sphkchar domainname[MAXHOSTNAMELEN]; 32817281SwollmanSYSCTL_STRING(_kern, KERN_NISDOMAINNAME, domainname, CTLFLAG_RW, 32946381Sbillf &domainname, sizeof(domainname), "Name of the current YP/NIS domain"); 33015103Sphk 33186190Srwatsonu_long hostid; 33278609SpirzykSYSCTL_ULONG(_kern, KERN_HOSTID, hostid, CTLFLAG_RW, &hostid, 0, "Host ID"); 333168545Spjdchar hostuuid[64] = "00000000-0000-0000-0000-000000000000"; 334168545SpjdSYSCTL_STRING(_kern, KERN_HOSTUUID, hostuuid, CTLFLAG_RW, hostuuid, 335168545Spjd sizeof(hostuuid), "Host UUID"); 33615103Sphk 33715103Sphk/* 33815103Sphk * This is really cheating. These actually live in the libc, something 33986189Srwatson * which I'm not quite sure is a good idea anyway, but in order for 34015103Sphk * getnext and friends to actually work, we define dummies here. 34115103Sphk */ 34286189SrwatsonSYSCTL_STRING(_user, USER_CS_PATH, cs_path, CTLFLAG_RD, 34346381Sbillf "", 0, "PATH that finds all the standard utilities"); 34486189SrwatsonSYSCTL_INT(_user, USER_BC_BASE_MAX, bc_base_max, CTLFLAG_RD, 34546381Sbillf 0, 0, "Max ibase/obase values in bc(1)"); 34686189SrwatsonSYSCTL_INT(_user, USER_BC_DIM_MAX, bc_dim_max, CTLFLAG_RD, 34746381Sbillf 0, 0, "Max array size in bc(1)"); 34886189SrwatsonSYSCTL_INT(_user, USER_BC_SCALE_MAX, bc_scale_max, CTLFLAG_RD, 34946381Sbillf 0, 0, "Max scale value in bc(1)"); 35086189SrwatsonSYSCTL_INT(_user, USER_BC_STRING_MAX, bc_string_max, CTLFLAG_RD, 35146381Sbillf 0, 0, "Max string length in bc(1)"); 35286189SrwatsonSYSCTL_INT(_user, USER_COLL_WEIGHTS_MAX, coll_weights_max, CTLFLAG_RD, 35346381Sbillf 0, 0, "Maximum number of weights assigned to an LC_COLLATE locale entry"); 35418540SbdeSYSCTL_INT(_user, USER_EXPR_NEST_MAX, expr_nest_max, CTLFLAG_RD, 0, 0, ""); 35586189SrwatsonSYSCTL_INT(_user, USER_LINE_MAX, line_max, CTLFLAG_RD, 35646381Sbillf 0, 0, "Max length (bytes) of a text-processing utility's input line"); 35786189SrwatsonSYSCTL_INT(_user, USER_RE_DUP_MAX, re_dup_max, CTLFLAG_RD, 35846381Sbillf 0, 0, "Maximum number of repeats of a regexp permitted"); 35986189SrwatsonSYSCTL_INT(_user, USER_POSIX2_VERSION, posix2_version, CTLFLAG_RD, 36086189Srwatson 0, 0, 36146381Sbillf "The version of POSIX 1003.2 with which the system attempts to comply"); 36286189SrwatsonSYSCTL_INT(_user, USER_POSIX2_C_BIND, posix2_c_bind, CTLFLAG_RD, 36346381Sbillf 0, 0, "Whether C development supports the C bindings option"); 36486189SrwatsonSYSCTL_INT(_user, USER_POSIX2_C_DEV, posix2_c_dev, CTLFLAG_RD, 36546381Sbillf 0, 0, "Whether system supports the C development utilities option"); 36686189SrwatsonSYSCTL_INT(_user, USER_POSIX2_CHAR_TERM, posix2_char_term, CTLFLAG_RD, 36746381Sbillf 0, 0, ""); 36886189SrwatsonSYSCTL_INT(_user, USER_POSIX2_FORT_DEV, posix2_fort_dev, CTLFLAG_RD, 36946381Sbillf 0, 0, "Whether system supports FORTRAN development utilities"); 37086189SrwatsonSYSCTL_INT(_user, USER_POSIX2_FORT_RUN, posix2_fort_run, CTLFLAG_RD, 37146381Sbillf 0, 0, "Whether system supports FORTRAN runtime utilities"); 37286189SrwatsonSYSCTL_INT(_user, USER_POSIX2_LOCALEDEF, posix2_localedef, CTLFLAG_RD, 37346381Sbillf 0, 0, "Whether system supports creation of locales"); 37486189SrwatsonSYSCTL_INT(_user, USER_POSIX2_SW_DEV, posix2_sw_dev, CTLFLAG_RD, 37546381Sbillf 0, 0, "Whether system supports software development utilities"); 37686189SrwatsonSYSCTL_INT(_user, USER_POSIX2_UPE, posix2_upe, CTLFLAG_RD, 37746381Sbillf 0, 0, "Whether system supports the user portability utilities"); 37886189SrwatsonSYSCTL_INT(_user, USER_STREAM_MAX, stream_max, CTLFLAG_RD, 37946381Sbillf 0, 0, "Min Maximum number of streams a process may have open at one time"); 38086189SrwatsonSYSCTL_INT(_user, USER_TZNAME_MAX, tzname_max, CTLFLAG_RD, 38146381Sbillf 0, 0, "Min Maximum number of types supported for timezone names"); 38248891Sphk 38348891Sphk#include <sys/vnode.h> 38486189SrwatsonSYSCTL_INT(_debug_sizeof, OID_AUTO, vnode, CTLFLAG_RD, 38548891Sphk 0, sizeof(struct vnode), "sizeof(struct vnode)"); 38648891Sphk 38786189SrwatsonSYSCTL_INT(_debug_sizeof, OID_AUTO, proc, CTLFLAG_RD, 38848891Sphk 0, sizeof(struct proc), "sizeof(struct proc)"); 38948927Sphk 39060041Sphk#include <sys/bio.h> 39158926Sphk#include <sys/buf.h> 39258926SphkSYSCTL_INT(_debug_sizeof, OID_AUTO, bio, CTLFLAG_RD, 39358926Sphk 0, sizeof(struct bio), "sizeof(struct bio)"); 39458926SphkSYSCTL_INT(_debug_sizeof, OID_AUTO, buf, CTLFLAG_RD, 39558926Sphk 0, sizeof(struct buf), "sizeof(struct buf)"); 39672376Sjake 39772376Sjake#include <sys/user.h> 39872376SjakeSYSCTL_INT(_debug_sizeof, OID_AUTO, kinfo_proc, CTLFLAG_RD, 39972376Sjake 0, sizeof(struct kinfo_proc), "sizeof(struct kinfo_proc)"); 400108685Sjake 401108696Sjake/* XXX compatibility, remove for 6.0 */ 402108696Sjake#include <sys/imgact.h> 403108696Sjake#include <sys/imgact_elf.h> 404108696SjakeSYSCTL_INT(_kern, OID_AUTO, fallback_elf_brand, CTLFLAG_RW, 405108696Sjake &__elfN(fallback_brand), sizeof(__elfN(fallback_brand)), 406108696Sjake "compatibility for kern.fallback_elf_brand"); 407