Pawel Jakub Dawidek wrote:
pjd 2007-01-28 20:29:12 UTC
FreeBSD src repository
Modified files:
sys/geom/eli g_eli.c
Log:
It is possible that GEOM taste provider before SMP is started.
We can't bind to a CPU which is not yet on-line, so add code that wait for
CPUs to go on-line before binding to them.
Reported by: Alin-Adrian Anton <[EMAIL PROTECTED]>
MFC after: 2 weeks
Revision Changes Path
1.34 +7 -0 src/sys/geom/eli/g_eli.c
Index: src/sys/geom/eli/g_eli.c
diff -u src/sys/geom/eli/g_eli.c:1.33 src/sys/geom/eli/g_eli.c:1.34
--- src/sys/geom/eli/g_eli.c:1.33 Thu Nov 2 09:01:34 2006
+++ src/sys/geom/eli/g_eli.c Sun Jan 28 20:29:12 2007
@@ -324,6 +324,13 @@
wr = arg;
sc = wr->w_softc;
+#ifdef SMP
+ /* Before sched_bind() to a CPU, wait for all CPUs to go on-line. */
+ if (sc->sc_crypto == G_ELI_CRYPTO_SW && g_eli_threads == 0) {
+ while (!smp_started)
+ tsleep(wr, 0, "geli:smp", hz / 4);
+ }
+#endif
mtx_lock_spin(&sched_lock);
sched_prio(curthread, PRIBIO);
if (sc->sc_crypto == G_ELI_CRYPTO_SW && g_eli_threads == 0)
I thought tsleep() didn't work right before !cold. Is that old knowledge?
--
Nate
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