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Sponsored by:	DARPA & NAI Labs.
Approved by:	re (blanket).
This commit is contained in:
Poul-Henning Kamp 2002-12-01 15:47:49 +00:00
parent 9e3a06e150
commit 3a4c5955ce
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=107450
1 changed files with 7 additions and 6 deletions
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13
sys/geom/bde/g_bde_lock.c
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@ -126,16 +126,17 @@ CTASSERT(NLOCK_FIELDS <= 16);
static void
g_bde_shuffle_lock(struct g_bde_softc *sc, int *buf)
{
int i, j, k, l;
int j, k, l;
u_int u;
/* Assign the fields sequential positions */
for(i = 0; i < NLOCK_FIELDS; i++)
buf[i] = i;
for(u = 0; u < NLOCK_FIELDS; u++)
buf[u] = u;
/* Then mix it all up */
for(i = 48; i < sizeof(sc->sha2); i++) {
j = sc->sha2[i] % NLOCK_FIELDS;
k = (sc->sha2[i] / NLOCK_FIELDS) % NLOCK_FIELDS;
for(u = 48; u < sizeof(sc->sha2); u++) {
j = sc->sha2[u] % NLOCK_FIELDS;
k = (sc->sha2[u] / NLOCK_FIELDS) % NLOCK_FIELDS;
l = buf[j];
buf[j] = buf[k];
buf[k] = l;