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| author | Matt Macy <mmacy@FreeBSD.org> | 2018-05-17 21:39:15 +0000 |
|---|---|---|
| committer | Matt Macy <mmacy@FreeBSD.org> | 2018-05-17 21:39:15 +0000 |
| commit | a5f1042498465d17e28b80697c2b676e444b7da0 (patch) | |
| tree | fc9b9f2d30194ebc9cd71d94edfb5e1abb48a00f /sys/sys/epoch.h | |
| parent | 04b1905584042104536027ec177ab7367c2bbe64 (diff) | |
| download | src-a5f1042498465d17e28b80697c2b676e444b7da0.tar.gz src-a5f1042498465d17e28b80697c2b676e444b7da0.zip | |
epoch: skip poll function call in hardclock unless there are callbacks pending
Reported by: mjg
Approved by: sbruno
Notes
Notes:
svn path=/head/; revision=333769
Diffstat (limited to 'sys/sys/epoch.h')
| -rw-r--r-- | sys/sys/epoch.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/sys/epoch.h b/sys/sys/epoch.h index b2999c141777..a60edbab09b8 100644 --- a/sys/sys/epoch.h +++ b/sys/sys/epoch.h @@ -36,6 +36,8 @@ struct epoch; typedef struct epoch *epoch_t; extern epoch_t global_epoch; +DPCPU_DECLARE(int, epoch_cb_count); +DPCPU_DECLARE(struct grouptask, epoch_cb_task); struct epoch_context { void *data[2]; @@ -49,7 +51,6 @@ void epoch_enter_internal(epoch_t epoch, struct thread *td); void epoch_exit_internal(epoch_t epoch, struct thread *td); void epoch_wait(epoch_t epoch); void epoch_call(epoch_t epoch, epoch_context_t ctx, void (*callback) (epoch_context_t)); -void epoch_pcpu_poll(void); int in_epoch(void); static __inline void |