diff options
| author | rameshc <none@none> | 2006-04-17 05:40:19 -0700 |
|---|---|---|
| committer | rameshc <none@none> | 2006-04-17 05:40:19 -0700 |
| commit | 7cb42c7ebab29418f23e6bc16bd40cea6f303d10 (patch) | |
| tree | d5ca98b8f438eed23383835d1881ae842ee05103 /usr/src | |
| parent | f030ff5e64beb97b3530ed06887058565cb9423d (diff) | |
| download | illumos-gate-7cb42c7ebab29418f23e6bc16bd40cea6f303d10.tar.gz | |
6387359 su'asyopen() consumes ~99% of CPU0, or ~44% of overall CPU resources, on a V240 2 x 1.28GHz.
Diffstat (limited to 'usr/src')
| -rw-r--r-- | usr/src/uts/sun4/io/su_driver.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/usr/src/uts/sun4/io/su_driver.c b/usr/src/uts/sun4/io/su_driver.c index 152b43fc03..113527547f 100644 --- a/usr/src/uts/sun4/io/su_driver.c +++ b/usr/src/uts/sun4/io/su_driver.c @@ -2,9 +2,8 @@ * CDDL HEADER START * * The contents of this file are subject to the terms of the - * Common Development and Distribution License, Version 1.0 only - * (the "License"). You may not use this file except in compliance - * with the License. + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. @@ -1988,11 +1987,11 @@ async_softint(struct asycom *asy) mutex_enter(asy->asy_excl); mutex_enter(asy->asy_excl_hi); } + async->async_flags &= ~ASYNC_CARR_ON; + mutex_exit(asy->asy_excl_hi); + cv_broadcast(&async->async_flags_cv); + mutex_enter(asy->asy_excl_hi); } - async->async_flags &= ~ASYNC_CARR_ON; - mutex_exit(asy->asy_excl_hi); - cv_broadcast(&async->async_flags_cv); - mutex_enter(asy->asy_excl_hi); } } |