diff options
| author | Mateusz Guzik <mjg@FreeBSD.org> | 2017-09-06 20:33:33 +0000 |
|---|---|---|
| committer | Mateusz Guzik <mjg@FreeBSD.org> | 2017-09-06 20:33:33 +0000 |
| commit | 574adb65c8d1d75db2ef11f5a44cfbae7842f7b7 (patch) | |
| tree | 4da6590b2d3ded7e878a200d16ac463512a9fde6 /sys/kern/kern_rwlock.c | |
| parent | cf558f10a7abeda01e8e79a571df6af5c79bdd5b (diff) | |
| download | src-574adb65c8d1d75db2ef11f5a44cfbae7842f7b7.tar.gz src-574adb65c8d1d75db2ef11f5a44cfbae7842f7b7.zip | |
Sprinkle __read_frequently on few obvious places.
Note that some of annotated variables should probably change their types
to something smaller, preferably bit-sized.
Notes
Notes:
svn path=/head/; revision=323236
Diffstat (limited to 'sys/kern/kern_rwlock.c')
| -rw-r--r-- | sys/kern/kern_rwlock.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/kern/kern_rwlock.c b/sys/kern/kern_rwlock.c index 1de8b1366e70..61e8c3615330 100644 --- a/sys/kern/kern_rwlock.c +++ b/sys/kern/kern_rwlock.c @@ -93,14 +93,14 @@ struct lock_class lock_class_rw = { }; #ifdef ADAPTIVE_RWLOCKS -static int rowner_retries = 10; -static int rowner_loops = 10000; +static int __read_frequently rowner_retries = 10; +static int __read_frequently rowner_loops = 10000; static SYSCTL_NODE(_debug, OID_AUTO, rwlock, CTLFLAG_RD, NULL, "rwlock debugging"); SYSCTL_INT(_debug_rwlock, OID_AUTO, retry, CTLFLAG_RW, &rowner_retries, 0, ""); SYSCTL_INT(_debug_rwlock, OID_AUTO, loops, CTLFLAG_RW, &rowner_loops, 0, ""); -static struct lock_delay_config __read_mostly rw_delay; +static struct lock_delay_config __read_frequently rw_delay; SYSCTL_INT(_debug_rwlock, OID_AUTO, delay_base, CTLFLAG_RW, &rw_delay.base, 0, ""); |