diff options
| author | raf <none@none> | 2007-06-29 13:31:58 -0700 |
|---|---|---|
| committer | raf <none@none> | 2007-06-29 13:31:58 -0700 |
| commit | 883492d5a933deb34cd27521e7f2756773cd27af (patch) | |
| tree | 0c80cc8bc2b91d1882235f25cf28ef8ed0e4e6e3 /usr/src/cmd/ypcmd/shared/lockmap.c | |
| parent | ec4858345aa8c9134ae2563545c54823cd78b5c8 (diff) | |
| download | illumos-gate-883492d5a933deb34cd27521e7f2756773cd27af.tar.gz | |
PSARC 2007/285 robust locks revisited
6296770 process robust mutexes should be much faster
Diffstat (limited to 'usr/src/cmd/ypcmd/shared/lockmap.c')
| -rw-r--r-- | usr/src/cmd/ypcmd/shared/lockmap.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/usr/src/cmd/ypcmd/shared/lockmap.c b/usr/src/cmd/ypcmd/shared/lockmap.c index afb0389081..17cbe9e6d0 100644 --- a/usr/src/cmd/ypcmd/shared/lockmap.c +++ b/usr/src/cmd/ypcmd/shared/lockmap.c @@ -18,8 +18,9 @@ * * CDDL HEADER END */ + /* - * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ @@ -131,7 +132,7 @@ init_locks_mem() */ for (iiter = 0; iiter < MAXHASH; iiter++) { if (rc = mutex_init(&(shmlockarray->locknode[iiter]), - USYNC_PROCESS_ROBUST, 0)) { + USYNC_PROCESS | LOCK_ROBUST, 0)) { if (rc == EBUSY) { ebusy_cnt++; } else { @@ -314,14 +315,14 @@ lock_core(int hashval) switch (rc) { case EOWNERDEAD: /* - * Previows lock owner died, resetting lock + * Previous lock owner died, resetting lock * to recover from error. */ - rc = mutex_init(&(shmlockarray->locknode[hashval]), - USYNC_PROCESS_ROBUST, 0); + rc = mutex_consistent( + &(shmlockarray->locknode[hashval])); if (rc != 0) { syslog(LOG_ERR, - "mutex_init(): error=%d", rc); + "mutex_consistent(): error=%d", rc); return (0); } rc = mutex_unlock(&(shmlockarray->locknode[hashval])); |