Acquire Giant at the start of the raid rebuild kthreads.
Reported by: Masachika ISHIZUKA <ishizuka@ish.org> Reviewed by: sos Approved by: re (bmah)
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=114843
@ -969,6 +969,7 @@ ar_rebuild(void *arg)
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int disk, s, count = 0, error = 0;
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caddr_t buffer;
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mtx_lock(&Giant);
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if ((rdp->flags & (AR_F_READY|AR_F_DEGRADED)) != (AR_F_READY|AR_F_DEGRADED))
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kthread_exit(EEXIST);
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