diff mbox series

[3/4] eventpoll: move expires to epoll_wq

Message ID 20221007165637.22374-4-axboe@kernel.dk (mailing list archive)
State Not Applicable
Delegated to: Michal Kubecek
Headers show
Series Add support for epoll min_wait | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch

Commit Message

Jens Axboe Oct. 7, 2022, 4:56 p.m. UTC 
This makes the expiration available to the wakeup handler. No functional
changes expected in this patch, purely in preparation for being able to
use the timeout on the wakeup side.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 fs/eventpoll.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 01b9dab2b68c..79aa61a951df 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -1765,6 +1765,7 @@  static int ep_autoremove_wake_function(struct wait_queue_entry *wq_entry,
 struct epoll_wq {
 	wait_queue_entry_t wait;
 	struct hrtimer timer;
+	ktime_t timeout_ts;
 	bool timed_out;
 };
 
@@ -1825,7 +1826,7 @@  static int ep_poll(struct eventpoll *ep, struct epoll_event __user *events,
 {
 	int res, eavail;
 	u64 slack = 0;
-	ktime_t expires, *to = NULL;
+	ktime_t *to = NULL;
 	struct epoll_wq ewq;
 
 	lockdep_assert_irqs_enabled();
@@ -1834,7 +1835,7 @@  static int ep_poll(struct eventpoll *ep, struct epoll_event __user *events,
 
 	if (timeout && (timeout->tv_sec | timeout->tv_nsec)) {
 		slack = select_estimate_accuracy(timeout);
-		to = &expires;
+		to = &ewq.timeout_ts;
 		*to = timespec64_to_ktime(*timeout);
 	} else if (timeout) {
 		/*