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/* This file contains procedures to dump to FS' data structures.
*
* The entry points into this file are
* dtab_dump: display device <-> driver mappings
* fproc_dump: display FS process table
*
* Created:
* Oct 01, 2004: by Jorrit N. Herder
*/
#include "inc.h"
#include "mfs/const.h"
#include "vfs/const.h"
#include "vfs/fproc.h"
#include "vfs/dmap.h"
#include <minix/dmap.h>
struct fproc fproc[NR_PROCS];
struct dmap dmap[NR_DEVICES];
/*===========================================================================*
* fproc_dmp *
*===========================================================================*/
void
fproc_dmp(void)
{
struct fproc *fp;
int i, j, nfds, n=0;
static int prev_i;
if (getsysinfo(VFS_PROC_NR, SI_PROC_TAB, fproc, sizeof(fproc)) != OK) {
printf("Error obtaining table from VFS. Perhaps recompile IS?\n");
return;
}
printf("File System (FS) process table dump\n");
printf("-nr- -pid- -tty- -umask- --uid-- --gid-- -ldr-fds-sus-rev-proc-\n");
for (i=prev_i; i<NR_PROCS; i++) {
fp = &fproc[i];
if (fp->fp_pid <= 0) continue;
if (++n > 22) break;
for (j = nfds = 0; j < OPEN_MAX; j++)
if (fp->fp_filp[j] != NULL) nfds++;
printf("%3d %4d %2d/%d 0x%05x %2d (%2d) %2d (%2d) %3d %3d %3d %3d ",
i, fp->fp_pid,
major(fp->fp_tty), minor(fp->fp_tty),
fp->fp_umask,
fp->fp_realuid, fp->fp_effuid, fp->fp_realgid, fp->fp_effgid,
!!(fp->fp_flags & FP_SESLDR), nfds,
fp->fp_blocked_on, !!(fp->fp_flags & FP_REVIVED)
);
if (fp->fp_blocked_on == FP_BLOCKED_ON_CDEV)
printf("%4d\n", fp->fp_cdev.endpt);
/* TODO: for FP_BLOCKED_ON_SDEV we do not have the endpoint.. */
else
printf(" nil\n");
}
if (i >= NR_PROCS) i = 0;
else printf("--more--\r");
prev_i = i;
}
/*===========================================================================*
* dtab_dmp *
*===========================================================================*/
void
dtab_dmp(void)
{
int i;
if (getsysinfo(VFS_PROC_NR, SI_DMAP_TAB, dmap, sizeof(dmap)) != OK) {
printf("Error obtaining table from VFS. Perhaps recompile IS?\n");
return;
}
printf("File System (FS) device <-> driver mappings\n");
printf(" Label Major Driver ept\n");
printf("------------- ----- ----------\n");
for (i=0; i<NR_DEVICES; i++) {
if (dmap[i].dmap_driver == NONE) continue;
printf("%13s %5d %10d\n", dmap[i].dmap_label, i, dmap[i].dmap_driver);
}
}
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