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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-04-06 11:45:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-07 10:48:55 +0200 |
| commit | 3c446b3d3b38f991f97e9d2df0ad26a60a94dcff (patch) | |
| tree | fc4a7bdf50f34eb1a7343afdcc980355ccce5e97 /include/linux/perf_counter.h | |
| parent | 9c03d88e328d5f28f13191622c2ea1349c36b799 (diff) | |
| download | lwn-3c446b3d3b38f991f97e9d2df0ad26a60a94dcff.tar.gz lwn-3c446b3d3b38f991f97e9d2df0ad26a60a94dcff.zip | |
perf_counter: SIGIO support
Provide support for fcntl() I/O availability signals.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090406094517.579788800@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_counter.h')
| -rw-r--r-- | include/linux/perf_counter.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index f9d5cf0bfbdd..8d5d11b8d011 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -238,6 +238,7 @@ enum perf_event_type { #include <linux/rcupdate.h> #include <linux/spinlock.h> #include <linux/hrtimer.h> +#include <linux/fs.h> #include <asm/atomic.h> struct task_struct; @@ -398,6 +399,7 @@ struct perf_counter { /* poll related */ wait_queue_head_t waitq; + struct fasync_struct *fasync; /* optional: for NMIs */ struct perf_wakeup_entry wakeup; |