From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Christoph Hellwig To: viro@zeniv.linux.org.uk Cc: Avi Kivity , linux-aio@kvack.org, linux-fsdevel@vger.kernel.org, netdev@vger.kernel.org, linux-api@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 32/33] timerfd: convert to ->poll_mask Date: Wed, 23 May 2018 21:20:21 +0200 Message-Id: <20180523192022.1703-33-hch@lst.de> In-Reply-To: <20180523192022.1703-1-hch@lst.de> References: <20180523192022.1703-1-hch@lst.de> Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Christoph Hellwig --- fs/timerfd.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/fs/timerfd.c b/fs/timerfd.c index cdad49da3ff7..d84a2bee4f82 100644 --- a/fs/timerfd.c +++ b/fs/timerfd.c @@ -226,21 +226,20 @@ static int timerfd_release(struct inode *inode, struct file *file) kfree_rcu(ctx, rcu); return 0; } - -static __poll_t timerfd_poll(struct file *file, poll_table *wait) + +static struct wait_queue_head *timerfd_get_poll_head(struct file *file, + __poll_t eventmask) { struct timerfd_ctx *ctx = file->private_data; - __poll_t events = 0; - unsigned long flags; - poll_wait(file, &ctx->wqh, wait); + return &ctx->wqh; +} - spin_lock_irqsave(&ctx->wqh.lock, flags); - if (ctx->ticks) - events |= EPOLLIN; - spin_unlock_irqrestore(&ctx->wqh.lock, flags); +static __poll_t timerfd_poll_mask(struct file *file, __poll_t eventmask) +{ + struct timerfd_ctx *ctx = file->private_data; - return events; + return ctx->ticks ? EPOLLIN : 0; } static ssize_t timerfd_read(struct file *file, char __user *buf, size_t count, @@ -364,7 +363,8 @@ static long timerfd_ioctl(struct file *file, unsigned int cmd, unsigned long arg static const struct file_operations timerfd_fops = { .release = timerfd_release, - .poll = timerfd_poll, + .get_poll_head = timerfd_get_poll_head, + .poll_mask = timerfd_poll_mask, .read = timerfd_read, .llseek = noop_llseek, .show_fdinfo = timerfd_show, -- 2.17.0