diff options
| author | Jonathan Corbet <corbet@lwn.net> | 2018-07-02 11:14:50 -0600 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2018-07-02 11:14:50 -0600 |
| commit | 5f6654094ff35a7a92eb76667788ef633595e4ea (patch) | |
| tree | 8404c5fb245cddbc6877b97a9bf53139c95da852 /fs/timerfd.c | |
| parent | 5105730fbf6789ff9e20837bdefe32e8ba133595 (diff) | |
| parent | 021c91791a5e7e85c567452f1be3e4c2c6cb6063 (diff) | |
Merge tag 'v4.18-rc3' into docs-next
-rc1 broke the docs build due to changes in the e100/e1000 drivers; -rc3
got the fixes via the networking tree. Pull in -rc3 so that the docs tree
can actually build the docs again.
Diffstat (limited to 'fs/timerfd.c')
| -rw-r--r-- | fs/timerfd.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/fs/timerfd.c b/fs/timerfd.c index d84a2bee4f82..cdad49da3ff7 100644 --- a/fs/timerfd.c +++ b/fs/timerfd.c @@ -226,20 +226,21 @@ static int timerfd_release(struct inode *inode, struct file *file) kfree_rcu(ctx, rcu); return 0; } - -static struct wait_queue_head *timerfd_get_poll_head(struct file *file, - __poll_t eventmask) + +static __poll_t timerfd_poll(struct file *file, poll_table *wait) { struct timerfd_ctx *ctx = file->private_data; + __poll_t events = 0; + unsigned long flags; - return &ctx->wqh; -} + poll_wait(file, &ctx->wqh, wait); -static __poll_t timerfd_poll_mask(struct file *file, __poll_t eventmask) -{ - struct timerfd_ctx *ctx = file->private_data; + spin_lock_irqsave(&ctx->wqh.lock, flags); + if (ctx->ticks) + events |= EPOLLIN; + spin_unlock_irqrestore(&ctx->wqh.lock, flags); - return ctx->ticks ? EPOLLIN : 0; + return events; } static ssize_t timerfd_read(struct file *file, char __user *buf, size_t count, @@ -363,8 +364,7 @@ static long timerfd_ioctl(struct file *file, unsigned int cmd, unsigned long arg static const struct file_operations timerfd_fops = { .release = timerfd_release, - .get_poll_head = timerfd_get_poll_head, - .poll_mask = timerfd_poll_mask, + .poll = timerfd_poll, .read = timerfd_read, .llseek = noop_llseek, .show_fdinfo = timerfd_show, |