Author: markj
Date: Wed Jan 11 01:15:55 2017
New Revision: 311909
URL: https://svnweb.freebsd.org/changeset/base/311909
Log:
Ignore LC_SLEEPABLE when testing whether a mutex is adaptive.
MFC after: 1 week
Modified:
head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
Modified: head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c Wed Jan
11 00:50:19 2017 (r311908)
+++ head/sys/cddl/contrib/opensolaris/uts/common/dtrace/dtrace.c Wed Jan
11 01:15:55 2017 (r311909)
@@ -4356,9 +4356,7 @@ dtrace_dif_subr(uint_t subr, uint_t rd,
break;
}
l.lx = dtrace_loadptr((uintptr_t)&tupregs[0].dttk_value);
- /* XXX - should be only LC_SLEEPABLE? */
- regs[rd] = (LOCK_CLASS(l.li)->lc_flags &
- (LC_SLEEPLOCK | LC_SLEEPABLE)) != 0;
+ regs[rd] = (LOCK_CLASS(l.li)->lc_flags & LC_SLEEPLOCK) != 0;
break;
case DIF_SUBR_MUTEX_TYPE_SPIN:
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