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Allocate lock table and mutex not only for parity plexes, but also for

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striped plexes.  This prevents various panics introduced in the last
rewrite of the locking code.

Suffered by:   "Niels Chr. Bank-Pedersen" <ncbp@bank-pedersen.dk>
This commit is contained in:
Greg Lehey 2001-02-02 07:14:13 +00:00
parent d38cfdcb8c
commit 2a1735da45
1 changed files with 3 additions and 3 deletions
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6
sys/dev/vinum/vinumconfig.c
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@ -1396,12 +1396,12 @@ config_plex(int update)
sprintf(plexsuffix, ".p%d", pindex); /* form the suffix */
strcat(plex->name, plexsuffix); /* and add it to the name */
}
if (isparity(plex)) {
if (isstriped (plex)) {
plex->lock = (struct rangelock *)
Malloc(PLEX_LOCKS * sizeof(struct rangelock));
CHECKALLOC(plex->lock, "vinum: Can't allocate lock table\n");
bzero((char *) plex->lock, PLEX_LOCKS * sizeof(struct rangelock));
mtx_init(&plex->lockmtx, plex->name, MTX_DEF);
mtx_init(&plex->lockmtx, plex->name, MTX_DEF);
}
/* Note the last plex we configured */
current_plex = plexno;
@ -1784,7 +1784,7 @@ remove_plex_entry(int plexno, int force, int recurse)
}
}
log(LOG_INFO, "vinum: removing %s\n", plex->name);
if (isparity(plex))
if (isstriped(plex))
mtx_destroy(&plex->lockmtx);
free_plex(plexno);
vinum_conf.plexes_used--; /* one less plex */