diff options
Diffstat (limited to 'usr/src/cmd/mdb/common/modules/rdc/rdc.c')
| -rw-r--r-- | usr/src/cmd/mdb/common/modules/rdc/rdc.c | 1563 |
1 files changed, 0 insertions, 1563 deletions
diff --git a/usr/src/cmd/mdb/common/modules/rdc/rdc.c b/usr/src/cmd/mdb/common/modules/rdc/rdc.c deleted file mode 100644 index 48d8b28969..0000000000 --- a/usr/src/cmd/mdb/common/modules/rdc/rdc.c +++ /dev/null @@ -1,1563 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License (the "License"). - * You may not use this file except in compliance with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. - */ - -#include <sys/types.h> -#include <sys/mdb_modapi.h> - -#include <sys/nsctl/nsctl.h> -#include <sys/unistat/spcs_s.h> -#include <sys/unistat/spcs_s_k.h> - -#include <rpc/auth.h> -#include <rpc/auth_unix.h> -#include <rpc/auth_des.h> -#include <rpc/svc.h> -#include <rpc/xdr.h> -#include <rpc/svc_soc.h> - -/* HACK HACK so we can bring in rdc_io.h and friends */ -#define nstset_t char - -#include <sys/nsctl/rdc.h> -#include <sys/nsctl/rdc_prot.h> -#include <sys/nsctl/rdc_ioctl.h> -#include <sys/nsctl/rdc_io.h> -#include <sys/nsctl/rdc_bitmap.h> - -#include <sys/nsctl/nsvers.h> - - -/* - * Walker for an array of rdc_k_info_t structures. - * A global walk is assumed to start at rdc_k_info. - */ - -struct rdc_kinfo_winfo { - uintptr_t start; - uintptr_t end; -}; - -char bitstr[33] = { '0' }; - -static int -rdc_k_info_winit(mdb_walk_state_t *wsp) -{ - struct rdc_kinfo_winfo *winfo; - rdc_k_info_t *rdc_k_info; - int rdc_max_sets; - - winfo = mdb_zalloc(sizeof (struct rdc_kinfo_winfo), UM_SLEEP); - - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - mdb_free(winfo, sizeof (struct rdc_kinfo_winfo)); - return (WALK_ERR); - } - - if (mdb_readvar(&rdc_max_sets, "rdc_max_sets") == -1) { - mdb_warn("failed to read 'rdc_max_sets'"); - mdb_free(winfo, sizeof (struct rdc_kinfo_winfo)); - return (WALK_ERR); - } - - winfo->start = (uintptr_t)rdc_k_info; - winfo->end = (uintptr_t)(rdc_k_info + rdc_max_sets); - - if (wsp->walk_addr == NULL) - wsp->walk_addr = winfo->start; - - wsp->walk_data = winfo; - return (WALK_NEXT); -} - - -static int -rdc_k_info_wstep(mdb_walk_state_t *wsp) -{ - struct rdc_kinfo_winfo *winfo = wsp->walk_data; - int status; - - if (wsp->walk_addr == NULL) - return (WALK_DONE); - - if (wsp->walk_addr >= winfo->end) - return (WALK_DONE); - - status = wsp->walk_callback(wsp->walk_addr, wsp->walk_data, - wsp->walk_cbdata); - - wsp->walk_addr += sizeof (rdc_k_info_t); - return (status); -} - - -static void -rdc_k_info_wfini(mdb_walk_state_t *wsp) -{ - mdb_free(wsp->walk_data, sizeof (struct rdc_kinfo_winfo)); -} - -/* - * Walker for an array of rdc_u_info_t structures. - * A global walk is assumed to start at rdc_u_info. - */ - -struct rdc_uinfo_winfo { - uintptr_t start; - uintptr_t end; -}; - - -static int -rdc_u_info_winit(mdb_walk_state_t *wsp) -{ - struct rdc_uinfo_winfo *winfo; - rdc_u_info_t *rdc_u_info; - int rdc_max_sets; - - winfo = mdb_zalloc(sizeof (struct rdc_uinfo_winfo), UM_SLEEP); - - if (mdb_readvar(&rdc_u_info, "rdc_u_info") == -1) { - mdb_warn("failed to read 'rdc_u_info'"); - mdb_free(winfo, sizeof (struct rdc_uinfo_winfo)); - return (WALK_ERR); - } - - if (mdb_readvar(&rdc_max_sets, "rdc_max_sets") == -1) { - mdb_warn("failed to read 'rdc_max_sets'"); - mdb_free(winfo, sizeof (struct rdc_uinfo_winfo)); - return (WALK_ERR); - } - - winfo->start = (uintptr_t)rdc_u_info; - winfo->end = (uintptr_t)(rdc_u_info + rdc_max_sets); - - if (wsp->walk_addr == NULL) - wsp->walk_addr = winfo->start; - - wsp->walk_data = winfo; - return (WALK_NEXT); -} - - -static int -rdc_u_info_wstep(mdb_walk_state_t *wsp) -{ - struct rdc_uinfo_winfo *winfo = wsp->walk_data; - int status; - - if (wsp->walk_addr == NULL) - return (WALK_DONE); - - if (wsp->walk_addr >= winfo->end) - return (WALK_DONE); - - status = wsp->walk_callback(wsp->walk_addr, wsp->walk_data, - wsp->walk_cbdata); - - wsp->walk_addr += sizeof (rdc_u_info_t); - return (status); -} - - -static void -rdc_u_info_wfini(mdb_walk_state_t *wsp) -{ - mdb_free(wsp->walk_data, sizeof (struct rdc_uinfo_winfo)); -} - -/* - * Walker for the rdc_if chain. - * A global walk is assumed to start at rdc_if_top. - */ - -static int -rdc_if_winit(mdb_walk_state_t *wsp) -{ - if (wsp->walk_addr == NULL && - mdb_readvar(&wsp->walk_addr, "rdc_if_top") == -1) { - mdb_warn("unable to read 'rdc_if_top'"); - return (WALK_ERR); - } - - wsp->walk_data = mdb_zalloc(sizeof (rdc_if_t), UM_SLEEP); - - return (WALK_NEXT); -} - - -static int -rdc_if_wstep(mdb_walk_state_t *wsp) -{ - int status; - - if (wsp->walk_addr == NULL) - return (WALK_DONE); - - if (mdb_vread(wsp->walk_data, - sizeof (rdc_if_t), wsp->walk_addr) == -1) { - mdb_warn("failed to read rdc_if at %p", wsp->walk_addr); - return (WALK_DONE); - } - - status = wsp->walk_callback(wsp->walk_addr, wsp->walk_data, - wsp->walk_cbdata); - - wsp->walk_addr = (uintptr_t)(((rdc_if_t *)wsp->walk_data)->next); - return (status); -} - - -static void -rdc_if_wfini(mdb_walk_state_t *wsp) -{ - mdb_free(wsp->walk_data, sizeof (rdc_if_t)); -} - -/* - * Displays the asynchronous sleep q on the server. - */ -/*ARGSUSED*/ -static int -rdc_sleepq(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_sleepq_t sq; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - while (addr) { - if (mdb_vread(&sq, sizeof (sq), addr) != sizeof (sq)) { - mdb_warn("failed to read rdc_sleepq at %p", addr); - return (DCMD_ERR); - } - mdb_printf("sequence number %u qpos %d \n", sq.seq, sq.qpos); - addr = (uintptr_t)sq.next; - } - return (DCMD_OK); -} - -/* - * display the header info for the pending diskq requests - */ -/*ARGSUSED*/ -static int -rdc_iohdr(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - io_hdr hdr; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - while (addr) { - if (mdb_vread(&hdr, sizeof (io_hdr), addr) != sizeof (io_hdr)) { - mdb_warn("failed to read io_hdr at %p", addr); - return (DCMD_ERR); - } - mdb_printf("iohdr: type %d pos %d qpos %d len %d flag 0x%x" - " iostatus %x setid %d next %p\n", hdr.dat.type, hdr.dat.pos, - hdr.dat.qpos, hdr.dat.len, hdr.dat.flag, hdr.dat.iostatus, - hdr.dat.setid, hdr.dat.next); - - addr = (uintptr_t)hdr.dat.next; - } - return (DCMD_OK); -} - -/* - * Display a krdc->group. - * Requires an address. - */ -/*ARGSUSED*/ -static int -rdc_group(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - struct rdc_group *group; - disk_queue *dq; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - - group = mdb_zalloc(sizeof (*group), UM_GC); - - if (mdb_vread(group, sizeof (*group), addr) != sizeof (*group)) { - mdb_warn("failed to read rdc_group at %p", addr); - return (DCMD_ERR); - } -#ifdef XXXJET - if (DCMD_HDRSPEC(flags)) { - mdb_printf("%-?s %8T%-8s %8T%s\n", "ADDR", "MAJOR", "INUSE"); - } -#endif - mdb_printf("count: %d %8Twriter: %d %8T flags: %d\n", - group->count, group->rdc_writer, group->flags); - mdb_printf("thread num %d\n", group->rdc_thrnum); - - dq = &group->diskq; - if (RDC_IS_MEMQ(group)) { - mdb_printf("queue type: Memory based\n"); - } else if (RDC_IS_DISKQ(group)) { - mdb_printf("queue type: Disk based %8Tqstate 0x%x\n", - QSTATE(dq)); - } - mdb_printf("ra_queue head: 0x%p %8Ttail 0x%p\n", - group->ra_queue.net_qhead, group->ra_queue.net_qtail); - mdb_printf("ra_queue blocks: %d %8Titems %d\n", - group->ra_queue.blocks, group->ra_queue.nitems); - mdb_printf("ra_queue blockhwm: %d itemhwm: %d\n", - group->ra_queue.blocks_hwm, group->ra_queue.nitems_hwm); - mdb_printf("ra_queue hwmhit: %d qfillsleep: %d\n", - group->ra_queue.hwmhit, group->ra_queue.qfill_sleeping); - mdb_printf("ra_queue throttle: %ld\n", - group->ra_queue.throttle_delay); - - if (RDC_IS_DISKQ(group)) { - mdb_printf("head: %d %8Tnxtio: %d %8Ttail %d %8Tlastail: %d\n", - QHEAD(dq), QNXTIO(dq), QTAIL(dq), LASTQTAIL(dq)); - mdb_printf("coalbounds: %d %8Tqwrap: %d\n", QCOALBOUNDS(dq), - QWRAP(dq)); - mdb_printf("blocks: %d %8Titems %d qfflags 0x%x \n", - QBLOCKS(dq), QNITEMS(dq), group->ra_queue.qfflags); - mdb_printf("diskq throttle: %ld %8Tflags: %x\n", - dq->throttle_delay, group->flags); - mdb_printf("disk queue nitems_hwm: %d %8Tblocks_hwm: %d\n", - dq->nitems_hwm, dq->blocks_hwm); - mdb_printf("diskqfd: 0x%p %8Tdisqrsrv: %d lastio: 0x%p\n", - group->diskqfd, group->diskqrsrv, dq->lastio); - mdb_printf("outstanding req %d iohdrs 0x%p iohdrs_last 0x%p\n", - dq->hdrcnt, dq->iohdrs, dq->hdr_last); - } - mdb_printf("seq: %u\n", group->seq); - mdb_printf("seqack: %u\n", group->seqack); - mdb_printf("sleepq: 0x%p\n", group->sleepq); - mdb_printf("asyncstall %d\n", group->asyncstall); - mdb_printf("asyncdis %d\n", group->asyncdis); - - mdb_inc_indent(4); - if (group->sleepq) { - rdc_sleepq((uintptr_t)group->sleepq, DCMD_ADDRSPEC, - 0, 0); - } - mdb_dec_indent(4); - - return (DCMD_OK); -} - - -/* - * Display a krdc->lsrv. - * Requires an address. - */ -/*ARGSUSED*/ -static int -rdc_srv(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_srv_t *lsrv; - char name[MAX_RDC_HOST_SIZE]; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - - lsrv = mdb_zalloc(sizeof (*lsrv), UM_GC); - - if (mdb_vread(lsrv, sizeof (*lsrv), addr) != sizeof (*lsrv)) { - mdb_warn("failed to read rdc_srv at %p", addr); - return (DCMD_ERR); - } - - if (mdb_readstr(name, sizeof (name), - (uintptr_t)lsrv->ri_hostname) == -1) { - mdb_warn("failed to read ri_hostname name at %p", addr); - return (DCMD_ERR); - } - - mdb_printf("host: %s %16Tri_knconf 0x%p\n", name, lsrv->ri_knconf); - - mdb_printf("ri_addr: 0x%p %8Tsecdata 0x%p\n", - addr + OFFSETOF(rdc_srv_t, ri_addr), lsrv->ri_secdata); - - return (DCMD_OK); -} - -/* - * Display a rdc_if_t. - * Requires an address. - */ -static int -rdc_if(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_if_t *ifp; - - if (!(flags & DCMD_ADDRSPEC)) { - /* - * paranoid mode on: qualify walker name with module name - * using '`' syntax. - */ - if (mdb_walk_dcmd("rdc`rdc_if", - "rdc`rdc_if", argc, argv) == -1) { - mdb_warn("failed to walk 'rdc_if'"); - return (DCMD_ERR); - } - return (DCMD_OK); - } - - ifp = mdb_zalloc(sizeof (*ifp), UM_GC); - - if (mdb_vread(ifp, sizeof (*ifp), addr) != sizeof (*ifp)) { - mdb_warn("failed to read rdc_srv at %p", addr); - return (DCMD_ERR); - } - - mdb_printf("next: 0x%p %8Tsrv 0x%p\n", ifp->next, ifp->srv); - mdb_printf("if_addr: 0x%p %8Tr_ifaddr 0x%p\n", - addr + OFFSETOF(rdc_if_t, ifaddr), - addr + OFFSETOF(rdc_if_t, r_ifaddr)); - mdb_printf("if_down: %d %8Tprimary %d %8Tsecondary %d\n", - ifp->if_down, ifp->isprimary, ifp->issecondary); - mdb_printf("version %d %8Tnoping %d\n", ifp->rpc_version, - ifp->no_ping); - mdb_printf("\n"); - - return (DCMD_OK); -} - - -/* - * Display a rdc_buf_t - * Requires an address. - */ -/*ARGSUSED*/ -static int -rdc_buf(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_buf_t *buf; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - - buf = mdb_zalloc(sizeof (*buf), UM_GC); - - if (mdb_vread(buf, sizeof (*buf), addr) != sizeof (*buf)) { - mdb_warn("failed to read rdc_buf at %p", addr); - return (DCMD_ERR); - } - - mdb_printf("nsc_buf fd: 0x%p %8Tvec 0x%p\n", - buf->rdc_bufh.sb_fd, buf->rdc_bufh.sb_vec); - - mdb_printf("nsc_buf pos: %d %8Tlen %d\n", - buf->rdc_bufh.sb_pos, buf->rdc_bufh.sb_len); - - mdb_printf("nsc_buf flag: 0x%x %8Terror %d\n", - buf->rdc_bufh.sb_flag, buf->rdc_bufh.sb_error); - - mdb_printf("anon_buf : 0x%p %8Tfd 0x%p %8Tbufp 0x%p\n", - buf->rdc_anon, buf->rdc_fd, buf->rdc_bufp); - - mdb_printf("vsize: %d %8Tflags 0x%x\n", - buf->rdc_vsize, buf->rdc_flags); - - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -rdc_aio(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_aio_t *aio; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - aio = mdb_zalloc(sizeof (*aio), UM_GC); - - if (mdb_vread(aio, sizeof (*aio), addr) != sizeof (*aio)) { - mdb_warn("failed to read rdc_aio at %p", addr); - return (DCMD_ERR); - } - mdb_printf("rdc_aio next: %p %8T nsc_buf: %p %8T nsc_qbuf %p\n", - aio->next, aio->handle, aio->qhandle); - mdb_printf("pos: %d len: %d qpos: %d flag: %x iostatus: %d index: %d" - " seq: %d\n", aio->pos, aio->len, aio->qpos, aio->flag, - aio->iostatus, aio->index, aio->seq); - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -rdc_dset(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_net_dataset_t *dset; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - dset = mdb_zalloc(sizeof (*dset), UM_GC); - - if (mdb_vread(dset, sizeof (*dset), addr) != sizeof (*dset)) { - mdb_warn("failed to read dset at %p", addr); - return (DCMD_ERR); - } - mdb_printf("dset id: %d %8T dset inuse: %d %8T dset delpend: %d\n", - dset->id, dset->inuse, dset->delpend); - mdb_printf("dset items: %d %8T dset head %p %8T dset tail %p \n", - dset->nitems, dset->head, dset->tail); - mdb_printf("dset pos %d %8T dset len %d\n", dset->pos, dset->fbalen); - - return (DCMD_OK); -} -/* - * Display a single rdc_k_info structure. - * If called with no address, performs a global walk of all rdc_k_info. - * -a : all (i.e. display all devices, even if disabled - * -v : verbose - */ - -const mdb_bitmask_t sv_flag_bits[] = { - { "NSC_DEVICE", NSC_DEVICE, NSC_DEVICE }, - { "NSC_CACHE", NSC_CACHE, NSC_CACHE }, - { NULL, 0, 0 } -}; - -static int -rdc_kinfo(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *krdc; - rdc_u_info_t *rdc_u_info, *urdc; - int a_opt, v_opt; - int dev_t_chars; - - a_opt = v_opt = FALSE; - dev_t_chars = sizeof (dev_t) * 2; /* # chars to display dev_t */ - - if (mdb_getopts(argc, argv, - 'a', MDB_OPT_SETBITS, TRUE, &a_opt, - 'v', MDB_OPT_SETBITS, TRUE, &v_opt) != argc) - return (DCMD_USAGE); - - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - urdc = mdb_zalloc(sizeof (*urdc), UM_GC); - - if (!(flags & DCMD_ADDRSPEC)) { - /* - * paranoid mode on: qualify walker name with module name - * using '`' syntax. - */ - if (mdb_walk_dcmd("rdc`rdc_kinfo", - "rdc`rdc_kinfo", argc, argv) == -1) { - mdb_warn("failed to walk 'rdc_kinfo'"); - return (DCMD_ERR); - } - return (DCMD_OK); - } - if (DCMD_HDRSPEC(flags)) { - mdb_printf("%-?s %8T%-*s %8T%s\n", "ADDR", - dev_t_chars, "TFLAG", "STATE"); - } - - if (mdb_vread(krdc, sizeof (*krdc), addr) != sizeof (*krdc)) { - mdb_warn("failed to read rdc_k_info at %p", addr); - return (DCMD_ERR); - } - - if (mdb_readvar(&rdc_u_info, "rdc_u_info") == -1) { - mdb_warn("failed to read 'rdc_u_info'"); - return (DCMD_ERR); - } - - urdc = &rdc_u_info[krdc->index]; - - if (!a_opt && ((krdc->type_flag & RDC_CONFIGURED) == 0)) - return (DCMD_OK); - - mdb_printf("%?p %8T%0*lx %8T", addr, dev_t_chars, krdc->type_flag); - - - if (krdc->type_flag & RDC_DISABLEPEND) - mdb_printf(" disable pending"); - if (krdc->type_flag & RDC_ASYNCMODE) - mdb_printf(" async"); - if (krdc->type_flag & RDC_RESUMEPEND) - mdb_printf(" resume pending"); - if (krdc->type_flag & RDC_BUSYWAIT) - mdb_printf(" busywait"); -#ifdef RDC_SMALLIO - if (krdc->type_flag & RDC_SMALLIO) - mdb_printf(" smallio"); -#endif - - mdb_printf("\n"); - - if (!v_opt) - return (DCMD_OK); - - /* - * verbose - print the rest of the structure as well. - */ - - mdb_inc_indent(4); - - mdb_printf("index: %d %8Trindex: %d %8Tbusyc: %d %8Tmaxfbas: %d\n", - krdc->index, krdc->remote_index, krdc->busy_count, krdc->maxfbas); - - mdb_printf("info_dev: 0x%p %8Tiodev: 0x%p %8T %8T vers %d\n", - krdc->devices, krdc->iodev, krdc->rpc_version); - - mdb_printf("iokstats: 0x%p\n", krdc->io_kstats); - mdb_printf("group: 0x%p %8Tgroup_next: 0x%p\n", - krdc->group, krdc->group_next); - mdb_printf("group lock: 0x%p aux_state: %d\n", - &krdc->group->lock, krdc->aux_state); - - mdb_inc_indent(4); - if (krdc->type_flag & RDC_ASYNCMODE) { - rdc_group((uintptr_t)krdc->group, DCMD_ADDRSPEC, 0, 0); - } - mdb_dec_indent(4); - - mdb_printf("servinfo: 0x%p %8Tintf: 0x%p\nbitmap: 0x%p %8T" - "bitmap_ref: 0x%p\n", - krdc->lsrv, krdc->intf, krdc->dcio_bitmap, krdc->bitmap_ref); - - mdb_printf("bmap_size: %d %8Tbmaprsrv: %d%8T bmap_write: %d\n", - krdc->bitmap_size, krdc->bmaprsrv, krdc->bitmap_write); - - mdb_printf("bitmapfd: 0x%p %8Tremote_fd: 0x%p %8T\n", krdc->bitmapfd, - krdc->remote_fd); - - mdb_printf("net_dataset: 0x%p %8Tdisk_status: %d %8T\n", - krdc->net_dataset, krdc->disk_status); - - mdb_printf("many: 0x%p %8Tmulti: 0x%p %8T\n", krdc->many_next, - krdc->multi_next); - - mdb_printf("rdc_uinfo: 0x%p\n\n", urdc); - mdb_dec_indent(4); - return (DCMD_OK); -} - - -static int -rdc_uinfo(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_u_info_t *urdc; - rdc_k_info_t *rdc_k_info, *krdc, krdc1; - rdc_group_t grp; - disk_queue *dqp = NULL; - int a_opt, v_opt; - int dev_t_chars; - int rdcflags; - - a_opt = v_opt = FALSE; - dev_t_chars = sizeof (dev_t) * 2; /* # chars to display dev_t */ - - if (mdb_getopts(argc, argv, - 'a', MDB_OPT_SETBITS, TRUE, &a_opt, - 'v', MDB_OPT_SETBITS, TRUE, &v_opt) != argc) - return (DCMD_USAGE); - - urdc = mdb_zalloc(sizeof (*urdc), UM_GC); - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - - if (!(flags & DCMD_ADDRSPEC)) { - /* - * paranoid mode on: qualify walker name with module name - * using '`' syntax. - */ - if (mdb_walk_dcmd("rdc`rdc_uinfo", - "rdc`rdc_uinfo", argc, argv) == -1) { - mdb_warn("failed to walk 'rdc_uinfo'"); - return (DCMD_ERR); - } - return (DCMD_OK); - } - if (DCMD_HDRSPEC(flags)) { - mdb_printf("%-?s %8T%-*s %8T%s\n", "ADDR", - dev_t_chars, "FLAG", "STATE"); - } - - if (mdb_vread(urdc, sizeof (*urdc), addr) != sizeof (*urdc)) { - mdb_warn("failed to read rdc_u_info at %p", addr); - return (DCMD_ERR); - } - - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - - krdc = &rdc_k_info[urdc->index]; - - if (!a_opt && ((urdc->flags & RDC_ENABLED) == 0)) - return (DCMD_OK); - - - if (mdb_vread(&krdc1, sizeof (krdc1), - (uintptr_t)krdc) != sizeof (krdc1)) { - mdb_warn("failed to read 'rdc_k_info1'"); - return (DCMD_ERR); - } - - if (krdc1.group) { - if (mdb_vread(&grp, sizeof (grp), - (uintptr_t)krdc1.group) != sizeof (grp)) { - mdb_warn("failed to read group info "); - return (DCMD_ERR); - } - dqp = &grp.diskq; - } - - rdcflags = (urdc->flags | urdc->sync_flags | urdc->bmap_flags); - mdb_printf("%?p %8T%0*lx %8T", addr, dev_t_chars, rdcflags); - - - if (rdcflags & RDC_PRIMARY) - mdb_printf(" primary"); - if (rdcflags & RDC_SLAVE) - mdb_printf(" slave"); - if (rdcflags & RDC_SYNCING) - mdb_printf(" syncing"); - if (rdcflags & RDC_SYNC_NEEDED) - mdb_printf(" sync_need"); - if (rdcflags & RDC_RSYNC_NEEDED) - mdb_printf(" rsync_need"); - if (rdcflags & RDC_LOGGING) - mdb_printf(" logging"); - if (rdcflags & RDC_QUEUING) - mdb_printf(" queuing"); - if (rdcflags & RDC_DISKQ_FAILED) - mdb_printf(" diskq failed"); - if (rdcflags & RDC_VOL_FAILED) - mdb_printf(" vol failed"); - if (rdcflags & RDC_BMP_FAILED) - mdb_printf(" bmp failed"); - if (rdcflags & RDC_ASYNC) - mdb_printf(" async"); - if (rdcflags & RDC_CLR_AFTERSYNC) - mdb_printf(" clr_bitmap_aftersync"); - if (dqp) { - if (IS_QSTATE(dqp, RDC_QNOBLOCK)) - mdb_printf(" noblock"); - } -#ifdef RDC_SMALLIO - if (rdcflags & RDC_SMALLIO) - mdb_printf(" smallio"); -#endif - - mdb_printf("\n"); - - if (!v_opt) - return (DCMD_OK); - - /* - * verbose - print the rest of the structure as well. - */ - - mdb_inc_indent(4); - mdb_printf("\n"); - - mdb_printf("primary: %s %8Tfile: %s \nbitmap: %s ", - urdc->primary.intf, urdc->primary.file, urdc->primary.bitmap); - mdb_printf("netbuf: 0x%p\n", addr + OFFSETOF(rdc_set_t, primary)); - mdb_printf("secondary: %s %8Tfile: %s \nbitmap: %s ", - urdc->secondary.intf, urdc->secondary.file, urdc->secondary.bitmap); - mdb_printf("netbuf: 0x%p\n", addr + OFFSETOF(rdc_set_t, secondary)); - - mdb_printf("sflags: %d %8Tbflags: %d%8T mflags: %d\n", - urdc->sync_flags, urdc->bmap_flags, urdc->mflags); - mdb_printf("index: %d %8Tsync_pos: %d%8T vsize: %d\n", - urdc->index, urdc->sync_pos, urdc->volume_size); - mdb_printf("setid: %d %8Tbits set: %d %8Tautosync: %d\n", - urdc->setid, urdc->bits_set, urdc->autosync); - mdb_printf("maxqfbas: %d %8Tmaxqitems: %d\n", - urdc->maxqfbas, urdc->maxqitems); - mdb_printf("netconfig: %p\n", urdc->netconfig); - mdb_printf("group: %s %8TdirectIO: %s\n", - urdc->group_name, urdc->direct_file); - mdb_printf("diskqueue: %s ", urdc->disk_queue); - if (dqp) { - mdb_printf("diskqsize: %d\n", QSIZE(dqp)); - } else { - mdb_printf("\n"); - } - mdb_printf("rdc_k_info: 0x%p\n", krdc); - mdb_printf("\n"); - mdb_dec_indent(4); - - mdb_printf("\n"); - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -rdc_infodev(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_info_dev_t *infodev; - _rdc_info_dev_t *infp; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - infodev = mdb_zalloc(sizeof (*infodev), UM_GC); - infp = mdb_zalloc(sizeof (*infp), UM_GC); - - if (mdb_vread(infodev, sizeof (*infodev), addr) != sizeof (*infodev)) { - mdb_warn("failed to read rdc_infodev at 0x%p\n", addr); - return (DCMD_ERR); - } - - infp = &infodev->id_cache_dev; - mdb_inc_indent(4); - - mdb_printf("id_next: 0x%p\n", infodev->id_next); - mdb_printf("id_cache_dev:\n"); - - mdb_inc_indent(4); - mdb_printf("bi_fd: 0x%p %8Tbi_iodev: 0x%p %8Tbi_krdc 0x%p\n", - infp->bi_fd, infp->bi_iodev, infp->bi_krdc); - mdb_printf("bi_rsrv: %d %8Tbi_orsrv: %d %8Tbi_failed: %d %8T\n" - "bi_ofailed: %d %8Tbi_flag: %d\n", infp->bi_rsrv, infp->bi_orsrv, - infp->bi_failed, infp->bi_ofailed, infp->bi_flag); - - infp = &infodev->id_raw_dev; - - mdb_dec_indent(4); - mdb_printf("id_cache_dev:\n"); - mdb_inc_indent(4); - - mdb_printf("bi_fd: 0x%p %8Tbi_iodev: 0x%p %8Tbi_krdc 0x%p\n", - infp->bi_fd, infp->bi_iodev, infp->bi_krdc); - mdb_printf("bi_rsrv: %d %8Tbi_orsrv: %d %8Tbi_failed: %d %8T\n" - "bi_ofailed: %d %8Tbi_flag: %d\n", infp->bi_rsrv, infp->bi_orsrv, - infp->bi_failed, infp->bi_ofailed, infp->bi_flag); - - mdb_dec_indent(4); - - mdb_printf("id_sets: %d %8Tid_release: %d %8Tid_flag %d", - infodev->id_sets, infodev->id_release, infodev->id_flag); - - if (infodev->id_flag & RDC_ID_CLOSING) { - mdb_printf("closing"); - } - mdb_printf("\n"); - - mdb_dec_indent(4); - return (DCMD_OK); -} - -/* - * Display general sv module information. - */ - -#define rdc_get_print(kvar, str, fmt, val) \ - if (mdb_readvar(&(val), #kvar) == -1) { \ - mdb_dec_indent(4); \ - mdb_warn("unable to read '" #kvar "'"); \ - return (DCMD_ERR); \ - } \ - mdb_printf("%-20s" fmt "\n", str ":", val) - -/*ARGSUSED*/ -static int -rdc(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int maj, min, mic, baseline, i; - - if (argc != 0) - return (DCMD_USAGE); - - if (mdb_readvar(&maj, "sndr_major_rev") == -1) { - mdb_warn("unable to read 'sndr_major_rev'"); - return (DCMD_ERR); - } - - if (mdb_readvar(&min, "sndr_minor_rev") == -1) { - mdb_warn("unable to read 'sndr_minor_rev'"); - return (DCMD_ERR); - } - - if (mdb_readvar(&mic, "sndr_micro_rev") == -1) { - mdb_warn("unable to read 'sndr_micro_rev'"); - return (DCMD_ERR); - } - - if (mdb_readvar(&baseline, "sndr_baseline_rev") == -1) { - mdb_warn("unable to read 'sndr_baseline_rev'"); - return (DCMD_ERR); - } - - mdb_printf("Remote Mirror module version: kernel %d.%d.%d.%d; " - "mdb %d.%d.%d.%d\n", maj, min, mic, baseline, - ISS_VERSION_MAJ, ISS_VERSION_MIN, ISS_VERSION_MIC, ISS_VERSION_NUM); - mdb_inc_indent(4); - - rdc_get_print(rdc_debug, "debug", "%d", i); - rdc_get_print(rdc_bitmap_mode, "bitmap mode", "%d", i); - rdc_get_print(rdc_max_sets, "max sndr devices", "%d", i); - rdc_get_print(rdc_rpc_tmout, "client RPC timeout", "%d", i); - rdc_get_print(rdc_health_thres, "health threshold", "%d", i); - rdc_get_print(MAX_RDC_FBAS, "max trans fba", "%d", i); - - mdb_dec_indent(4); - return (DCMD_OK); -} - -static int -rdc_k2u(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *krdc; - rdc_u_info_t *rdc_u_info, *urdc; - int rc; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - urdc = mdb_zalloc(sizeof (*urdc), UM_GC); - - if (mdb_vread(krdc, sizeof (*krdc), addr) != sizeof (*krdc)) { - mdb_warn("failed to read krdc at %p", addr); - return (DCMD_ERR); - } - - if (mdb_readvar(&rdc_u_info, "rdc_u_info") == -1) { - mdb_warn("failed to read 'rdc_u_info'"); - return (DCMD_ERR); - } - - urdc = &rdc_u_info[krdc->index]; - - rc = rdc_uinfo((uintptr_t)urdc, DCMD_ADDRSPEC, argc, argv); - return (rc); -} - -static int -rdc_u2k(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_u_info_t *urdc; - rdc_k_info_t *rdc_k_info, *krdc; - int rc; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - urdc = mdb_zalloc(sizeof (*urdc), UM_GC); - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - - if (mdb_vread(urdc, sizeof (*urdc), addr) != sizeof (*urdc)) { - mdb_warn("failed to read urdc at %p\n", addr); - return (DCMD_ERR); - } - - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - - krdc = &rdc_k_info[urdc->index]; - - rc = rdc_kinfo((uintptr_t)krdc, DCMD_ADDRSPEC, argc, argv); - return (rc); -} - -#ifdef DEBUG -/* - * This routine is used to set the seq field in the rdc_kinfo->group - * structure. Used to test that the queue code handles the integer - * overflow correctly. - * Takes two arguments index and value. - * The index is the index into the kinfo structure array and - * the value is the new value to set into the seq field. - */ -/*ARGSUSED*/ -static int -rdc_setseq(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *rdc_k_info; - rdc_group_t *group; - int index; - uint_t val; - uintptr_t pokeaddr; - - if (argc != 2) { - mdb_warn("must have two arguments, index and value\n"); - return (DCMD_ERR); - } - - index = (int)mdb_strtoull(argv[0].a_un.a_str); - val = (uint_t)mdb_strtoull(argv[1].a_un.a_str); - - /* - * Find out where in memory the seq field. - * The structure offset first. - */ - - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - pokeaddr = (uintptr_t)&rdc_k_info[index].group; - if (mdb_vread(&group, sizeof (rdc_group_t *), pokeaddr) != - sizeof (rdc_group_t *)) { - mdb_warn("failed to fetch the group structure for set %d\n", - index); - return (DCMD_ERR); - } - pokeaddr = (uintptr_t)(&group->seq); - if (mdb_vwrite(&val, sizeof (val), pokeaddr) != sizeof (val)) { - mdb_warn("failed to write seq at %p\n", pokeaddr); - return (DCMD_ERR); - } - - return (DCMD_OK); -} - - -/* - * This routine is used to set the seqack field in the rdc_kinfo->group - * structure. Used to test that the queue code handles the integer - * overflow correctly. - * Takes two arguments index and value. - * The index is the index into the kinfo structure array and - * the value is the new value to set into the seqack field. - */ -/*ARGSUSED*/ -static int -rdc_setseqack(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *rdc_k_info; - rdc_group_t *group; - int index; - uint_t val; - uintptr_t pokeaddr; - - if (argc != 2) { - mdb_warn("must have two arguments, index and value\n"); - return (DCMD_ERR); - } - - index = (int)mdb_strtoull(argv[0].a_un.a_str); - val = (uint_t)mdb_strtoull(argv[1].a_un.a_str); - - /* - * Find out where in memory the seqack field. - * The structure offset first. - */ - - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - pokeaddr = (uintptr_t)&rdc_k_info[index].group; - if (mdb_vread(&group, sizeof (rdc_group_t *), pokeaddr) != - sizeof (rdc_group_t *)) { - mdb_warn("failed to fetch the group structure for set %d\n", - index); - return (DCMD_ERR); - } - pokeaddr = (uintptr_t)(&group->seqack); - if (mdb_vwrite(&val, sizeof (val), pokeaddr) != sizeof (val)) { - mdb_warn("failed to write seqack at %p\n", pokeaddr); - return (DCMD_ERR); - } - - return (DCMD_OK); -} - -/* - * random define printing stuff, just does the define, and print the result - */ -/*ARGSUSED*/ -static int -fba_to_log_num(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int num; - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - num = (int)mdb_strtoull(argv[0].a_un.a_str); - num = FBA_TO_LOG_NUM(num); - mdb_printf("LOG NUM: %d (0x%x)", num, num); - - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -log_to_fba_num(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int num; - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - num = (int)mdb_strtoull(argv[0].a_un.a_str); - num = LOG_TO_FBA_NUM(num); - mdb_printf("LOG NUM: %d (0x%x)", num, num); - - return (DCMD_OK); -} - -static int -bmap_bit_isset(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int st; - int i, num; - rdc_k_info_t *krdc; - unsigned char *bmap; - unsigned char *bmaddr; - int bmsize; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - - if (mdb_vread(krdc, sizeof (*krdc), addr) != sizeof (*krdc)) { - mdb_warn("failed to read rdc_k_info at %p", addr); - return (DCMD_ERR); - } - - bmaddr = krdc->dcio_bitmap; - bmsize = krdc->bitmap_size; - bmap = mdb_zalloc(bmsize, UM_GC); - if (mdb_vread(bmap, bmsize, (uintptr_t)bmaddr) != bmsize) { - mdb_warn("failed to read bitmap"); - return (DCMD_ERR); - } - - num = (int)mdb_strtoull(argv[0].a_un.a_str); - st = FBA_TO_LOG_NUM(num); - i = BMAP_BIT_ISSET(bmap, st); - mdb_printf(" BIT (%d) for %x %s set (%02x)", st, num, i?"IS":"IS NOT", - bmap[IND_BYTE(st)] & 0xff); - - return (DCMD_OK); -} - -static int -bmap_bitref_isset(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int num, st, i; - rdc_k_info_t *krdc; - unsigned char *brefbyte; - unsigned int *brefint; - void *bradder; - int brsize; - size_t refcntsize = sizeof (unsigned char); - struct bm_ref_ops *refops; - - if (!(flags & DCMD_ADDRSPEC)) - return (DCMD_USAGE); - - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - - krdc = mdb_zalloc(sizeof (*krdc), UM_GC); - - if (mdb_vread(krdc, sizeof (*krdc), addr) != sizeof (*krdc)) { - mdb_warn("failed to read rdc_k_info at %p", addr); - return (DCMD_ERR); - } - - bradder = krdc->bitmap_ref; - refops = mdb_zalloc(sizeof (*refops), UM_GC); - if (mdb_vread(refops, sizeof (*refops), (uintptr_t)krdc->bm_refs) != - sizeof (*refops)) { - mdb_warn("failed to read bm_refops at %p", krdc->bm_refs); - return (DCMD_ERR); - } - refcntsize = refops->bmap_ref_size; - brsize = krdc->bitmap_size * BITS_IN_BYTE * refcntsize; - if (refcntsize == sizeof (unsigned char)) { - brefbyte = mdb_zalloc(brsize, UM_GC); - if (mdb_vread(brefbyte, brsize, (uintptr_t)bradder) != brsize) { - mdb_warn("failed to read bitmap"); - return (DCMD_ERR); - } - } else { - brefint = mdb_zalloc(brsize, UM_GC); - if (mdb_vread(brefint, brsize, (uintptr_t)bradder) != brsize) { - mdb_warn("failed to read bitmap"); - return (DCMD_ERR); - } - } - - num = (int)mdb_strtoull(argv[0].a_un.a_str); - st = FBA_TO_LOG_NUM(num); - if (refcntsize == sizeof (unsigned char)) - i = brefbyte[st]; - else - i = brefint[st]; - - mdb_printf("BITREF (%d) for %x %s set (%02x)", st, num, i?"IS":"IS NOT", - i); - - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -ind_byte(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int num; - - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - num = FBA_TO_LOG_NUM((int)mdb_strtoull(argv[0].a_un.a_str)); - mdb_printf("IND_BYTE: %d", IND_BYTE(num)); - - return (DCMD_OK); -} - -/*ARGSUSED*/ -static int -ind_bit(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - int num; - - if (argc < 1) { - mdb_warn("must have an argument\n"); - return (DCMD_ERR); - } - num = FBA_TO_LOG_NUM((int)mdb_strtoull(argv[0].a_un.a_str)); - mdb_printf("IND_BIT: %d 0x%x", IND_BIT(num), IND_BIT(num)); - - return (DCMD_OK); -} - -static char * -print_bit(uint_t bitmask) -{ - int bitval = 1; - int i; - - bitstr[32] = '\0'; - - for (i = 31; i >= 0; i--) { - if (bitmask & bitval) { - bitstr[i] = '1'; - } else { - bitstr[i] = '0'; - } - bitval *= 2; - } - return (bitstr); -} - -/*ARGSUSED*/ -static int -rdc_bitmask(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - uint_t bitmask = 0; - int first, st, en, pos, len; - - if (argc < 2) { - mdb_warn("must have 2 args (pos, len)\n"); - return (DCMD_ERR); - } - pos = (int)mdb_strtoull(argv[0].a_un.a_str); - len = (int)mdb_strtoull(argv[1].a_un.a_str); - - if (len <= 0) { - mdb_printf("non positive len specified"); - return (DCMD_ERR); - } - - if ((len - pos) > 2048) { - mdb_printf("len out of range, 32 bit bitmask"); - return (DCMD_ERR); - } - - first = st = FBA_TO_LOG_NUM(pos); - en = FBA_TO_LOG_NUM(pos + len - 1); - while (st <= en) { - BMAP_BIT_SET((uchar_t *)&bitmask, st - first); - st++; - } - - mdb_printf("bitmask for POS: %d LEN: %d : 0x%08x (%s)", pos, len, - bitmask & 0xffffffff, print_bit(bitmask)); - return (DCMD_OK); - -} - -/* - * Dump the bitmap of the krdc structure indicated by the index - * argument. Used by the ZatoIchi tests. - */ -/*ARGSUSED*/ -static int -rdc_bmapdump(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *rdc_k_info; - int index; - uintptr_t bmapaddr; - uintptr_t bmapdata; - unsigned char *data; - int bmapsize; - int i; - int st = 0; - int en = 0; - - if (argc < 1) { - mdb_warn("must have index argument\n"); - return (DCMD_ERR); - } - - i = argc; - if (i == 3) { - en = (int)mdb_strtoull(argv[2].a_un.a_str); - en = FBA_TO_LOG_NUM(en); - i--; - } - if (i == 2) { - st = (int)mdb_strtoull(argv[1].a_un.a_str); - st = FBA_TO_LOG_NUM(st); - } - - index = (int)mdb_strtoull(argv[0].a_un.a_str); - /* - * Find out where in memory the rdc_k_kinfo array starts - */ - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - bmapaddr = (uintptr_t)(&rdc_k_info[index].bitmap_size); - if (mdb_vread(&bmapsize, sizeof (bmapsize), bmapaddr) - != sizeof (bmapsize)) { - mdb_warn("failed to read dcio_bitmap at %p\n", bmapaddr); - return (DCMD_ERR); - } - - bmapaddr = (uintptr_t)(&rdc_k_info[index].dcio_bitmap); - if (mdb_vread(&bmapdata, sizeof (bmapdata), bmapaddr) - != sizeof (bmapdata)) { - mdb_warn("failed to read dcio_bitmap at %p\n", bmapaddr); - return (DCMD_ERR); - } - data = mdb_zalloc(bmapsize, UM_SLEEP); - - if (mdb_vread(data, bmapsize, bmapdata) != bmapsize) { - mdb_warn("failed to read the bitmap data\n"); - mdb_free(data, bmapsize); - return (DCMD_ERR); - } - mdb_printf("bitmap data address 0x%p bitmap size %d\n" - "kinfo 0x%p\n", bmapdata, bmapsize, &rdc_k_info[index]); - - if ((st < 0) || ((st/8) > bmapsize) || (en < 0)) { - mdb_warn("offset is out of range st %d bms %d en %d", - st, bmapsize, en); - return (DCMD_ERR); - } - if (((en/8) > bmapsize) || (en == 0)) - en = bmapsize * 8; - - mdb_printf("bit start pos: %d bit end pos: %d\n\n", st, en); - st /= 8; - en /= 8; - for (i = st; i < en; i++) { - mdb_printf("%02x ", data[i] & 0xff); - if ((i % 16) == 15) { - int s = LOG_TO_FBA_NUM((i-15)*8); - int e = LOG_TO_FBA_NUM(((i+1)*8)) - 1; - mdb_printf(" fbas: %x - %x\n", s, e); - } - } - mdb_printf("\n"); - mdb_free(data, bmapsize); - return (DCMD_OK); -} - -/* - * dump the bitmap reference count - */ -/*ARGSUSED*/ -static int -rdc_brefdump(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - rdc_k_info_t *rdc_k_info; - int index; - uintptr_t bmapaddr; - uintptr_t bmapdata; - unsigned char *data; - int bmapsize; - int i; - int st = 0; - int en = 0; - - if (argc < 1) { - mdb_warn("must have index argument\n"); - return (DCMD_ERR); - } - index = (int)mdb_strtoull(argv[0].a_un.a_str); - - i = argc; - if (i == 3) { - en = (int)mdb_strtoull(argv[2].a_un.a_str); - en = FBA_TO_LOG_NUM(en); - i--; - - } - if (i == 2) { - st = (int)mdb_strtoull(argv[1].a_un.a_str); - st = FBA_TO_LOG_NUM(st); - } - - /* - * Find out where in memory the rdc_k_kinfo array starts - */ - if (mdb_readvar(&rdc_k_info, "rdc_k_info") == -1) { - mdb_warn("failed to read 'rdc_k_info'"); - return (DCMD_ERR); - } - bmapaddr = (uintptr_t)(&rdc_k_info[index].bitmap_size); - - if (mdb_vread(&bmapsize, sizeof (bmapsize), bmapaddr) - != sizeof (bmapsize)) { - mdb_warn("failed to read dcio_bitmap at %p\n", bmapaddr); - return (DCMD_ERR); - } - - bmapsize *= 8; - bmapaddr = (uintptr_t)(&rdc_k_info[index].bitmap_ref); - - if (mdb_vread(&bmapdata, sizeof (bmapdata), bmapaddr) - != sizeof (bmapdata)) { - mdb_warn("failed to read dcio_bitmap at %p\n", bmapaddr); - return (DCMD_ERR); - } - data = mdb_zalloc(bmapsize, UM_SLEEP); - - if (mdb_vread(data, bmapsize, bmapdata) != bmapsize) { - mdb_warn("failed to read the bitmap data\n"); - mdb_free(data, bmapsize); - return (DCMD_ERR); - } - mdb_printf("bitmap data address 0x%p bitmap size %d\n" - "kinfo 0x%p\n", bmapdata, bmapsize, &rdc_k_info[index]); - - if ((st < 0) || (st > bmapsize) || (en < 0)) { - mdb_warn("offset is out of range"); - } - if ((en > bmapsize) || (en == 0)) - en = bmapsize; - - mdb_printf("bit start pos: %d bit end pos: %d\n\n", st, en); - - for (i = st; i < en; i++) { - mdb_printf("%02x ", data[i] & 0xff); - if ((i % 16) == 15) { - int s = LOG_TO_FBA_NUM(i-15); - int e = LOG_TO_FBA_NUM(i+1) - 1; - mdb_printf(" fbas: 0x%x - 0x%x \n", s, e); - } - } - mdb_printf("\n"); - mdb_free(data, bmapsize); - return (DCMD_OK); -} - -static int -rdc_bmapnref(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) -{ - mdb_printf("\nRDC bitmap info\n"); - rdc_bmapdump(addr, flags, argc, argv); - mdb_printf("RDC bitmap reference count info\n"); - rdc_brefdump(addr, flags, argc, argv); - return (DCMD_OK); -} - -#endif -/* - * MDB module linkage information: - */ - -static const mdb_dcmd_t dcmds[] = { - { "rdc", NULL, "display sndr module info", rdc }, - { "rdc_buf", "?[-v]", "rdc_buf structure", rdc_buf }, - { "rdc_kinfo", "?[-av]", "rdc_k_info structure", rdc_kinfo }, - { "rdc_uinfo", "?[-av]", "rdc_u_info structure", rdc_uinfo }, - { "rdc_group", "?", "rdc group structure", rdc_group }, - { "rdc_srv", "?", "rdc_srv structure", rdc_srv }, - { "rdc_if", "?", "rdc_if structure", rdc_if }, - { "rdc_infodev", "?", "rdc_info_dev structure", rdc_infodev }, - { "rdc_k2u", "?", "rdc_kinfo to rdc_uinfo", rdc_k2u }, - { "rdc_u2k", "?", "rdc_uinfo to rdc_kinfo", rdc_u2k }, - { "rdc_aio", "?", "rdc_aio structure", rdc_aio}, - { "rdc_iohdr", "?", "rdc_iohdr structure", rdc_iohdr}, -#ifdef DEBUG - { "rdc_setseq", "?", "Write seq field in group", rdc_setseq }, - { "rdc_setseqack", "?", "Write seqack field in group", rdc_setseqack }, - { "rdc_dset", "?", "Dump dset info", rdc_dset }, - { "rdc_bmapdump", "?", "Dump bitmap", rdc_bmapdump }, - { "rdc_brefdump", "?", "Dump bitmap reference count", rdc_brefdump }, - { "rdc_bmapnref", "?", "Dump bitmap and ref count", rdc_bmapnref }, - { "rdc_fba2log", "?", "fba to log num", fba_to_log_num }, - { "rdc_log2fba", "?", "log to fba num", log_to_fba_num }, - { "rdc_bitisset", "?", "check bit set", bmap_bit_isset }, - { "rdc_brefisset", "?", "check bit ref set", bmap_bitref_isset }, - { "rdc_indbyte", "?", "print indbyte", ind_byte }, - { "rdc_indbit", "?", "print indbit", ind_bit }, - { "rdc_bitmask", "?", "print bitmask for pos->len", rdc_bitmask }, -#endif - { NULL } -}; - - -static const mdb_walker_t walkers[] = { - { "rdc_kinfo", "walk the rdc_k_info array", - rdc_k_info_winit, rdc_k_info_wstep, rdc_k_info_wfini }, - { "rdc_uinfo", "walk the rdc_u_info array", - rdc_u_info_winit, rdc_u_info_wstep, rdc_u_info_wfini }, - { "rdc_if", "walk rdc_if chain", - rdc_if_winit, rdc_if_wstep, rdc_if_wfini }, - { NULL } -}; - - -static const mdb_modinfo_t modinfo = { - MDB_API_VERSION, dcmds, walkers -}; - - -const mdb_modinfo_t * -_mdb_init(void) -{ - return (&modinfo); -} |