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| author | pjd <pjd@FreeBSD.org> | 2007-01-28 20:29:12 +0000 |
|---|---|---|
| committer | pjd <pjd@FreeBSD.org> | 2007-01-28 20:29:12 +0000 |
| commit | 4e4fa80cab65d1b2162ab8461440d54dcca85b19 (patch) | |
| tree | 4b9be15c902e95ab07ddba46bf884932480a50e1 | |
| parent | 16407416141612810a740ca0bebfc7025f09b5a6 (diff) | |
| download | FreeBSD-src-4e4fa80cab65d1b2162ab8461440d54dcca85b19.zip FreeBSD-src-4e4fa80cab65d1b2162ab8461440d54dcca85b19.tar.gz | |
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 <aanton@spintech.ro>
MFC after: 2 weeks
| -rw-r--r-- | sys/geom/eli/g_eli.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/geom/eli/g_eli.c b/sys/geom/eli/g_eli.c index d4b85cd..0e5b531 100644 --- a/sys/geom/eli/g_eli.c +++ b/sys/geom/eli/g_eli.c @@ -324,6 +324,13 @@ g_eli_worker(void *arg) 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) |
