81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/* This file contains procedures to dump to FS' data structures.
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*
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* The entry points into this file are
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* dtab_dump: display device <-> driver mappings
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* fproc_dump: display FS process table
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*
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* Created:
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* Oct 01, 2004: by Jorrit N. Herder
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*/
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#include "inc.h"
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#include "mfs/const.h"
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#include "vfs/const.h"
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#include "vfs/fproc.h"
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#include "vfs/dmap.h"
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#include <minix/dmap.h>
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struct fproc fproc[NR_PROCS];
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struct dmap dmap[NR_DEVICES];
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/*===========================================================================*
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* fproc_dmp *
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*===========================================================================*/
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void fproc_dmp()
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{
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struct fproc *fp;
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int i, j, nfds, n=0;
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static int prev_i;
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if (getsysinfo(VFS_PROC_NR, SI_PROC_TAB, fproc, sizeof(fproc)) != OK) {
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printf("Error obtaining table from VFS. Perhaps recompile IS?\n");
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return;
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}
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printf("File System (FS) process table dump\n");
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printf("-nr- -pid- -tty- -umask- --uid-- --gid-- -ldr-fds-sus-rev-proc-\n");
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for (i=prev_i; i<NR_PROCS; i++) {
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fp = &fproc[i];
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if (fp->fp_pid <= 0) continue;
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if (++n > 22) break;
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for (j = nfds = 0; j < OPEN_MAX; j++)
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if (fp->fp_filp[j] != NULL) nfds++;
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printf("%3d %4d %2d/%d 0x%05x %2d (%2d) %2d (%2d) %3d %3d %3d %3d ",
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i, fp->fp_pid,
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major(fp->fp_tty), minor(fp->fp_tty),
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fp->fp_umask,
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fp->fp_realuid, fp->fp_effuid, fp->fp_realgid, fp->fp_effgid,
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!!(fp->fp_flags & FP_SESLDR), nfds,
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fp->fp_blocked_on, !!(fp->fp_flags & FP_REVIVED)
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);
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if (fp->fp_blocked_on == FP_BLOCKED_ON_OTHER)
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printf("%4d\n", fp->fp_task);
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else
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printf(" nil\n");
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}
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if (i >= NR_PROCS) i = 0;
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else printf("--more--\r");
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prev_i = i;
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}
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/*===========================================================================*
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* dtab_dmp *
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*===========================================================================*/
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void dtab_dmp()
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{
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int i;
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if (getsysinfo(VFS_PROC_NR, SI_DMAP_TAB, dmap, sizeof(dmap)) != OK) {
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printf("Error obtaining table from VFS. Perhaps recompile IS?\n");
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return;
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}
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printf("File System (FS) device <-> driver mappings\n");
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printf(" Label Major Driver ept\n");
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printf("------------- ----- ----------\n");
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for (i=0; i<NR_DEVICES; i++) {
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if (dmap[i].dmap_driver == NONE) continue;
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printf("%13s %5d %10d\n", dmap[i].dmap_label, i, dmap[i].dmap_driver);
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}
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}
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