From a3f8683bf7d5e6254fe68f5c5d3585e27eea8ed0 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 2 Jul 2017 22:22:01 -0400
Subject: ->poll() methods should return __poll_t

The most common place to find POLL... bitmaps: return values
of ->poll() and its subsystem counterparts.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/proc/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'fs/proc')

diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 225f541f7078..44e37f38493b 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -238,7 +238,7 @@ static unsigned int proc_reg_poll(struct file *file, struct poll_table_struct *p
 {
 	struct proc_dir_entry *pde = PDE(file_inode(file));
 	unsigned int rv = DEFAULT_POLLMASK;
-	unsigned int (*poll)(struct file *, struct poll_table_struct *);
+	__poll_t (*poll)(struct file *, struct poll_table_struct *);
 	if (use_pde(pde)) {
 		poll = pde->proc_fops->poll;
 		if (poll)
-- 
cgit v1.2.3


From e6c8adca20ba459dd88057ca74232bf9f1045075 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 3 Jul 2017 22:25:56 -0400
Subject: anntotate the places where ->poll() return values go

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 drivers/media/platform/soc_camera/soc_camera.c | 2 +-
 drivers/media/v4l2-core/v4l2-dev.c             | 2 +-
 drivers/staging/comedi/drivers/serial2002.c    | 2 +-
 drivers/tty/tty_io.c                           | 2 +-
 drivers/vfio/virqfd.c                          | 2 +-
 drivers/vhost/vhost.c                          | 4 ++--
 fs/debugfs/file.c                              | 2 +-
 fs/proc/inode.c                                | 2 +-
 fs/select.c                                    | 5 +++--
 net/smc/af_smc.c                               | 2 +-
 net/socket.c                                   | 2 +-
 virt/kvm/eventfd.c                             | 2 +-
 12 files changed, 15 insertions(+), 14 deletions(-)

(limited to 'fs/proc')

diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c
index 916ff68b73d4..f805f45716a3 100644
--- a/drivers/media/platform/soc_camera/soc_camera.c
+++ b/drivers/media/platform/soc_camera/soc_camera.c
@@ -809,7 +809,7 @@ static unsigned int soc_camera_poll(struct file *file, poll_table *pt)
 {
 	struct soc_camera_device *icd = file->private_data;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
-	unsigned res = POLLERR;
+	__poll_t res = POLLERR;
 
 	if (icd->streamer != file)
 		return POLLERR;
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c
index c647ba648805..ef178edc634b 100644
--- a/drivers/media/v4l2-core/v4l2-dev.c
+++ b/drivers/media/v4l2-core/v4l2-dev.c
@@ -334,7 +334,7 @@ static ssize_t v4l2_write(struct file *filp, const char __user *buf,
 static unsigned int v4l2_poll(struct file *filp, struct poll_table_struct *poll)
 {
 	struct video_device *vdev = video_devdata(filp);
-	unsigned int res = POLLERR | POLLHUP;
+	__poll_t res = POLLERR | POLLHUP;
 
 	if (!vdev->fops->poll)
 		return DEFAULT_POLLMASK;
diff --git a/drivers/staging/comedi/drivers/serial2002.c b/drivers/staging/comedi/drivers/serial2002.c
index cc18e25103ca..a557be8a5076 100644
--- a/drivers/staging/comedi/drivers/serial2002.c
+++ b/drivers/staging/comedi/drivers/serial2002.c
@@ -119,7 +119,7 @@ static void serial2002_tty_read_poll_wait(struct file *f, int timeout)
 	poll_initwait(&table);
 	while (1) {
 		long elapsed;
-		int mask;
+		__poll_t mask;
 
 		mask = f->f_op->poll(f, &table.pt);
 		if (mask & (POLLRDNORM | POLLRDBAND | POLLIN |
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index dc60aeea87d8..287f9a4eef6d 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2059,7 +2059,7 @@ static unsigned int tty_poll(struct file *filp, poll_table *wait)
 {
 	struct tty_struct *tty = file_tty(filp);
 	struct tty_ldisc *ld;
-	int ret = 0;
+	__poll_t ret = 0;
 
 	if (tty_paranoia_check(tty, file_inode(filp), "tty_poll"))
 		return 0;
diff --git a/drivers/vfio/virqfd.c b/drivers/vfio/virqfd.c
index 4797217e5e72..d18b10ff119e 100644
--- a/drivers/vfio/virqfd.c
+++ b/drivers/vfio/virqfd.c
@@ -113,7 +113,7 @@ int vfio_virqfd_enable(void *opaque,
 	struct eventfd_ctx *ctx;
 	struct virqfd *virqfd;
 	int ret = 0;
-	unsigned int events;
+	__poll_t events;
 
 	virqfd = kzalloc(sizeof(*virqfd), GFP_KERNEL);
 	if (!virqfd)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 33ac2b186b85..c18e70bd0466 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -203,7 +203,7 @@ EXPORT_SYMBOL_GPL(vhost_poll_init);
  * keep a reference to a file until after vhost_poll_stop is called. */
 int vhost_poll_start(struct vhost_poll *poll, struct file *file)
 {
-	unsigned long mask;
+	__poll_t mask;
 	int ret = 0;
 
 	if (poll->wqh)
@@ -211,7 +211,7 @@ int vhost_poll_start(struct vhost_poll *poll, struct file *file)
 
 	mask = file->f_op->poll(file, &poll->table);
 	if (mask)
-		vhost_poll_wakeup(&poll->wait, 0, 0, (void *)mask);
+		vhost_poll_wakeup(&poll->wait, 0, 0, (void *)(uintptr_t)mask);
 	if (mask & POLLERR) {
 		if (poll->wqh)
 			remove_wait_queue(poll->wqh, &poll->wait);
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index cd12e6576b48..2571404a072b 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -210,7 +210,7 @@ static unsigned int full_proxy_poll(struct file *filp,
 				struct poll_table_struct *wait)
 {
 	struct dentry *dentry = F_DENTRY(filp);
-	unsigned int r = 0;
+	__poll_t r = 0;
 	const struct file_operations *real_fops;
 
 	if (debugfs_file_get(dentry))
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 44e37f38493b..149fd4d75db6 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -237,7 +237,7 @@ static ssize_t proc_reg_write(struct file *file, const char __user *buf, size_t
 static unsigned int proc_reg_poll(struct file *file, struct poll_table_struct *pts)
 {
 	struct proc_dir_entry *pde = PDE(file_inode(file));
-	unsigned int rv = DEFAULT_POLLMASK;
+	__poll_t rv = DEFAULT_POLLMASK;
 	__poll_t (*poll)(struct file *, struct poll_table_struct *);
 	if (use_pde(pde)) {
 		poll = pde->proc_fops->poll;
diff --git a/fs/select.c b/fs/select.c
index 6de493bb42a4..b2bf84be5056 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -484,8 +484,9 @@ static int do_select(int n, fd_set_bits *fds, struct timespec64 *end_time)
 		rinp = fds->res_in; routp = fds->res_out; rexp = fds->res_ex;
 
 		for (i = 0; i < n; ++rinp, ++routp, ++rexp) {
-			unsigned long in, out, ex, all_bits, bit = 1, mask, j;
+			unsigned long in, out, ex, all_bits, bit = 1, j;
 			unsigned long res_in = 0, res_out = 0, res_ex = 0;
+			__poll_t mask;
 
 			in = *inp++; out = *outp++; ex = *exp++;
 			all_bits = in | out | ex;
@@ -806,7 +807,7 @@ static inline unsigned int do_pollfd(struct pollfd *pollfd, poll_table *pwait,
 				     bool *can_busy_poll,
 				     unsigned int busy_flag)
 {
-	unsigned int mask;
+	__poll_t mask;
 	int fd;
 
 	mask = 0;
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 6451c5013e06..ae59826230be 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -1130,7 +1130,7 @@ static unsigned int smc_poll(struct file *file, struct socket *sock,
 			     poll_table *wait)
 {
 	struct sock *sk = sock->sk;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	struct smc_sock *smc;
 	int rc;
 
diff --git a/net/socket.c b/net/socket.c
index 42d8e9c9ccd5..dceab22a41fd 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1093,7 +1093,7 @@ EXPORT_SYMBOL(sock_create_lite);
 /* No kernel lock held - perfect */
 static unsigned int sock_poll(struct file *file, poll_table *wait)
 {
-	unsigned int busy_flag = 0;
+	__poll_t busy_flag = 0;
 	struct socket *sock;
 
 	/*
diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c
index f2ac53ab8243..a1f68ed999d8 100644
--- a/virt/kvm/eventfd.c
+++ b/virt/kvm/eventfd.c
@@ -287,7 +287,7 @@ kvm_irqfd_assign(struct kvm *kvm, struct kvm_irqfd *args)
 	struct fd f;
 	struct eventfd_ctx *eventfd = NULL, *resamplefd = NULL;
 	int ret;
-	unsigned int events;
+	__poll_t events;
 	int idx;
 
 	if (!kvm_arch_intc_initialized(kvm))
-- 
cgit v1.2.3


From 076ccb76e1a6cf0aa5371132efdd502a11e806f1 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 3 Jul 2017 01:02:18 -0400
Subject: fs: annotate ->poll() instances

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/cachefiles/daemon.c             | 6 +++---
 fs/coda/psdev.c                    | 4 ++--
 fs/debugfs/file.c                  | 2 +-
 fs/dlm/plock.c                     | 4 ++--
 fs/dlm/user.c                      | 2 +-
 fs/ecryptfs/miscdev.c              | 4 ++--
 fs/eventfd.c                       | 4 ++--
 fs/eventpoll.c                     | 2 +-
 fs/fuse/dev.c                      | 4 ++--
 fs/fuse/file.c                     | 2 +-
 fs/fuse/fuse_i.h                   | 2 +-
 fs/kernfs/file.c                   | 2 +-
 fs/notify/fanotify/fanotify_user.c | 4 ++--
 fs/notify/inotify/inotify_user.c   | 4 ++--
 fs/ocfs2/dlmfs/dlmfs.c             | 4 ++--
 fs/orangefs/devorangefs-req.c      | 4 ++--
 fs/pipe.c                          | 4 ++--
 fs/proc/inode.c                    | 2 +-
 fs/proc/kmsg.c                     | 2 +-
 fs/proc/proc_sysctl.c              | 4 ++--
 fs/proc_namespace.c                | 4 ++--
 fs/signalfd.c                      | 4 ++--
 fs/timerfd.c                       | 4 ++--
 fs/userfaultfd.c                   | 4 ++--
 24 files changed, 41 insertions(+), 41 deletions(-)

(limited to 'fs/proc')

diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c
index 1ee54ffd3a24..7edbd0679952 100644
--- a/fs/cachefiles/daemon.c
+++ b/fs/cachefiles/daemon.c
@@ -31,7 +31,7 @@ static ssize_t cachefiles_daemon_read(struct file *, char __user *, size_t,
 				      loff_t *);
 static ssize_t cachefiles_daemon_write(struct file *, const char __user *,
 				       size_t, loff_t *);
-static unsigned int cachefiles_daemon_poll(struct file *,
+static __poll_t cachefiles_daemon_poll(struct file *,
 					   struct poll_table_struct *);
 static int cachefiles_daemon_frun(struct cachefiles_cache *, char *);
 static int cachefiles_daemon_fcull(struct cachefiles_cache *, char *);
@@ -291,11 +291,11 @@ found_command:
  * poll for culling state
  * - use POLLOUT to indicate culling state
  */
-static unsigned int cachefiles_daemon_poll(struct file *file,
+static __poll_t cachefiles_daemon_poll(struct file *file,
 					   struct poll_table_struct *poll)
 {
 	struct cachefiles_cache *cache = file->private_data;
-	unsigned int mask;
+	__poll_t mask;
 
 	poll_wait(file, &cache->daemon_pollwq, poll);
 	mask = 0;
diff --git a/fs/coda/psdev.c b/fs/coda/psdev.c
index f40e3953e7fe..49d3c6fda89a 100644
--- a/fs/coda/psdev.c
+++ b/fs/coda/psdev.c
@@ -61,10 +61,10 @@ static struct class *coda_psdev_class;
  * Device operations
  */
 
-static unsigned int coda_psdev_poll(struct file *file, poll_table * wait)
+static __poll_t coda_psdev_poll(struct file *file, poll_table * wait)
 {
         struct venus_comm *vcp = (struct venus_comm *) file->private_data;
-	unsigned int mask = POLLOUT | POLLWRNORM;
+	__poll_t mask = POLLOUT | POLLWRNORM;
 
 	poll_wait(file, &vcp->vc_waitq, wait);
 	mutex_lock(&vcp->vc_mutex);
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 2571404a072b..6fdbf21be318 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -206,7 +206,7 @@ FULL_PROXY_FUNC(unlocked_ioctl, long, filp,
 		PROTO(struct file *filp, unsigned int cmd, unsigned long arg),
 		ARGS(filp, cmd, arg));
 
-static unsigned int full_proxy_poll(struct file *filp,
+static __poll_t full_proxy_poll(struct file *filp,
 				struct poll_table_struct *wait)
 {
 	struct dentry *dentry = F_DENTRY(filp);
diff --git a/fs/dlm/plock.c b/fs/dlm/plock.c
index e631b1689228..a4c63e9e6385 100644
--- a/fs/dlm/plock.c
+++ b/fs/dlm/plock.c
@@ -463,9 +463,9 @@ static ssize_t dev_write(struct file *file, const char __user *u, size_t count,
 	return count;
 }
 
-static unsigned int dev_poll(struct file *file, poll_table *wait)
+static __poll_t dev_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &send_wq, wait);
 
diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index d18e7a539f11..662432af8ce8 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -887,7 +887,7 @@ static ssize_t device_read(struct file *file, char __user *buf, size_t count,
 	return rv;
 }
 
-static unsigned int device_poll(struct file *file, poll_table *wait)
+static __poll_t device_poll(struct file *file, poll_table *wait)
 {
 	struct dlm_user_proc *proc = file->private_data;
 
diff --git a/fs/ecryptfs/miscdev.c b/fs/ecryptfs/miscdev.c
index f09cacaf8c80..7423e792a092 100644
--- a/fs/ecryptfs/miscdev.c
+++ b/fs/ecryptfs/miscdev.c
@@ -38,11 +38,11 @@ static atomic_t ecryptfs_num_miscdev_opens;
  *
  * Returns the poll mask
  */
-static unsigned int
+static __poll_t
 ecryptfs_miscdev_poll(struct file *file, poll_table *pt)
 {
 	struct ecryptfs_daemon *daemon = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	mutex_lock(&daemon->mux);
 	if (daemon->flags & ECRYPTFS_DAEMON_ZOMBIE) {
diff --git a/fs/eventfd.c b/fs/eventfd.c
index 2fb4eadaa118..6318a9b57e53 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -114,10 +114,10 @@ static int eventfd_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int eventfd_poll(struct file *file, poll_table *wait)
+static __poll_t eventfd_poll(struct file *file, poll_table *wait)
 {
 	struct eventfd_ctx *ctx = file->private_data;
-	unsigned int events = 0;
+	__poll_t events = 0;
 	u64 count;
 
 	poll_wait(file, &ctx->wqh, wait);
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index 21e6fee00e8b..67fb3b850c99 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -920,7 +920,7 @@ static int ep_read_events_proc(struct eventpoll *ep, struct list_head *head,
 	return 0;
 }
 
-static unsigned int ep_eventpoll_poll(struct file *file, poll_table *wait)
+static __poll_t ep_eventpoll_poll(struct file *file, poll_table *wait)
 {
 	struct eventpoll *ep = file->private_data;
 	int depth = 0;
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 17f0d05bfd4c..aa089a6925d0 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -2004,9 +2004,9 @@ out:
 	return ret;
 }
 
-static unsigned fuse_dev_poll(struct file *file, poll_table *wait)
+static __poll_t fuse_dev_poll(struct file *file, poll_table *wait)
 {
-	unsigned mask = POLLOUT | POLLWRNORM;
+	__poll_t mask = POLLOUT | POLLWRNORM;
 	struct fuse_iqueue *fiq;
 	struct fuse_dev *fud = fuse_get_dev(file);
 
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index cb7dff5c45d7..fa4ca6bd2c96 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -2751,7 +2751,7 @@ static void fuse_register_polled_file(struct fuse_conn *fc,
 	spin_unlock(&fc->lock);
 }
 
-unsigned fuse_file_poll(struct file *file, poll_table *wait)
+__poll_t fuse_file_poll(struct file *file, poll_table *wait)
 {
 	struct fuse_file *ff = file->private_data;
 	struct fuse_conn *fc = ff->fc;
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index d5773ca67ad2..c4c093bbf456 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -951,7 +951,7 @@ long fuse_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg,
 		   unsigned int flags);
 long fuse_ioctl_common(struct file *file, unsigned int cmd,
 		       unsigned long arg, unsigned int flags);
-unsigned fuse_file_poll(struct file *file, poll_table *wait);
+__poll_t fuse_file_poll(struct file *file, poll_table *wait);
 int fuse_dev_release(struct inode *inode, struct file *file);
 
 bool fuse_write_update_size(struct inode *inode, loff_t pos);
diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c
index 9698e51656b1..c53d9cc5ae7a 100644
--- a/fs/kernfs/file.c
+++ b/fs/kernfs/file.c
@@ -832,7 +832,7 @@ void kernfs_drain_open_files(struct kernfs_node *kn)
  * to see if it supports poll (Neither 'poll' nor 'select' return
  * an appropriate error code).  When in doubt, set a suitable timeout value.
  */
-static unsigned int kernfs_fop_poll(struct file *filp, poll_table *wait)
+static __poll_t kernfs_fop_poll(struct file *filp, poll_table *wait)
 {
 	struct kernfs_open_file *of = kernfs_of(filp);
 	struct kernfs_node *kn = kernfs_dentry_node(filp->f_path.dentry);
diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c
index d0d4bc4c4b70..ef08d64c84b8 100644
--- a/fs/notify/fanotify/fanotify_user.c
+++ b/fs/notify/fanotify/fanotify_user.c
@@ -239,10 +239,10 @@ out_close_fd:
 }
 
 /* intofiy userspace file descriptor functions */
-static unsigned int fanotify_poll(struct file *file, poll_table *wait)
+static __poll_t fanotify_poll(struct file *file, poll_table *wait)
 {
 	struct fsnotify_group *group = file->private_data;
-	int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(file, &group->notification_waitq, wait);
 	spin_lock(&group->notification_lock);
diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index d3c20e0bb046..5c29bf16814f 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -107,10 +107,10 @@ static inline u32 inotify_mask_to_arg(__u32 mask)
 }
 
 /* intofiy userspace file descriptor functions */
-static unsigned int inotify_poll(struct file *file, poll_table *wait)
+static __poll_t inotify_poll(struct file *file, poll_table *wait)
 {
 	struct fsnotify_group *group = file->private_data;
-	int ret = 0;
+	__poll_t ret = 0;
 
 	poll_wait(file, &group->notification_waitq, wait);
 	spin_lock(&group->notification_lock);
diff --git a/fs/ocfs2/dlmfs/dlmfs.c b/fs/ocfs2/dlmfs/dlmfs.c
index 9c7c18c0e129..385fcefa8bc5 100644
--- a/fs/ocfs2/dlmfs/dlmfs.c
+++ b/fs/ocfs2/dlmfs/dlmfs.c
@@ -220,9 +220,9 @@ static int dlmfs_file_setattr(struct dentry *dentry, struct iattr *attr)
 	return 0;
 }
 
-static unsigned int dlmfs_file_poll(struct file *file, poll_table *wait)
+static __poll_t dlmfs_file_poll(struct file *file, poll_table *wait)
 {
-	int event = 0;
+	__poll_t event = 0;
 	struct inode *inode = file_inode(file);
 	struct dlmfs_inode_private *ip = DLMFS_I(inode);
 
diff --git a/fs/orangefs/devorangefs-req.c b/fs/orangefs/devorangefs-req.c
index a324dc584bf7..109fffd6d153 100644
--- a/fs/orangefs/devorangefs-req.c
+++ b/fs/orangefs/devorangefs-req.c
@@ -814,10 +814,10 @@ void orangefs_dev_cleanup(void)
 		     ORANGEFS_REQDEVICE_NAME);
 }
 
-static unsigned int orangefs_devreq_poll(struct file *file,
+static __poll_t orangefs_devreq_poll(struct file *file,
 				      struct poll_table_struct *poll_table)
 {
-	int poll_revent_mask = 0;
+	__poll_t poll_revent_mask = 0;
 
 	poll_wait(file, &orangefs_request_list_waitq, poll_table);
 
diff --git a/fs/pipe.c b/fs/pipe.c
index 6d98566201ef..a449ca0ec0c6 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -515,10 +515,10 @@ static long pipe_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 }
 
 /* No kernel lock held - fine */
-static unsigned int
+static __poll_t
 pipe_poll(struct file *filp, poll_table *wait)
 {
-	unsigned int mask;
+	__poll_t mask;
 	struct pipe_inode_info *pipe = filp->private_data;
 	int nrbufs;
 
diff --git a/fs/proc/inode.c b/fs/proc/inode.c
index 149fd4d75db6..5e6f160d96a2 100644
--- a/fs/proc/inode.c
+++ b/fs/proc/inode.c
@@ -234,7 +234,7 @@ static ssize_t proc_reg_write(struct file *file, const char __user *buf, size_t
 	return rv;
 }
 
-static unsigned int proc_reg_poll(struct file *file, struct poll_table_struct *pts)
+static __poll_t proc_reg_poll(struct file *file, struct poll_table_struct *pts)
 {
 	struct proc_dir_entry *pde = PDE(file_inode(file));
 	__poll_t rv = DEFAULT_POLLMASK;
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c
index e0f8774acd65..f0bfb45c3f9f 100644
--- a/fs/proc/kmsg.c
+++ b/fs/proc/kmsg.c
@@ -40,7 +40,7 @@ static ssize_t kmsg_read(struct file *file, char __user *buf,
 	return do_syslog(SYSLOG_ACTION_READ, buf, count, SYSLOG_FROM_PROC);
 }
 
-static unsigned int kmsg_poll(struct file *file, poll_table *wait)
+static __poll_t kmsg_poll(struct file *file, poll_table *wait)
 {
 	poll_wait(file, &log_wait, wait);
 	if (do_syslog(SYSLOG_ACTION_SIZE_UNREAD, NULL, 0, SYSLOG_FROM_PROC))
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index c5cbbdff3c3d..63325377621a 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -630,12 +630,12 @@ static int proc_sys_open(struct inode *inode, struct file *filp)
 	return 0;
 }
 
-static unsigned int proc_sys_poll(struct file *filp, poll_table *wait)
+static __poll_t proc_sys_poll(struct file *filp, poll_table *wait)
 {
 	struct inode *inode = file_inode(filp);
 	struct ctl_table_header *head = grab_header(inode);
 	struct ctl_table *table = PROC_I(inode)->sysctl_entry;
-	unsigned int ret = DEFAULT_POLLMASK;
+	__poll_t ret = DEFAULT_POLLMASK;
 	unsigned long event;
 
 	/* sysctl was unregistered */
diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
index 7b635d173213..7a3d0ff9b7a8 100644
--- a/fs/proc_namespace.c
+++ b/fs/proc_namespace.c
@@ -18,12 +18,12 @@
 #include "pnode.h"
 #include "internal.h"
 
-static unsigned mounts_poll(struct file *file, poll_table *wait)
+static __poll_t mounts_poll(struct file *file, poll_table *wait)
 {
 	struct seq_file *m = file->private_data;
 	struct proc_mounts *p = m->private;
 	struct mnt_namespace *ns = p->ns;
-	unsigned res = POLLIN | POLLRDNORM;
+	__poll_t res = POLLIN | POLLRDNORM;
 	int event;
 
 	poll_wait(file, &p->ns->poll, wait);
diff --git a/fs/signalfd.c b/fs/signalfd.c
index 5f1ff8756595..31e923bec99a 100644
--- a/fs/signalfd.c
+++ b/fs/signalfd.c
@@ -58,10 +58,10 @@ static int signalfd_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int signalfd_poll(struct file *file, poll_table *wait)
+static __poll_t signalfd_poll(struct file *file, poll_table *wait)
 {
 	struct signalfd_ctx *ctx = file->private_data;
-	unsigned int events = 0;
+	__poll_t events = 0;
 
 	poll_wait(file, &current->sighand->signalfd_wqh, wait);
 
diff --git a/fs/timerfd.c b/fs/timerfd.c
index 040612ec9598..0510717f3a53 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -227,10 +227,10 @@ static int timerfd_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int timerfd_poll(struct file *file, poll_table *wait)
+static __poll_t timerfd_poll(struct file *file, poll_table *wait)
 {
 	struct timerfd_ctx *ctx = file->private_data;
-	unsigned int events = 0;
+	__poll_t events = 0;
 	unsigned long flags;
 
 	poll_wait(file, &ctx->wqh, wait);
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index ac9a4e65ca49..c0a5d9c47c6d 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -921,10 +921,10 @@ static inline struct userfaultfd_wait_queue *find_userfault_evt(
 	return find_userfault_in(&ctx->event_wqh);
 }
 
-static unsigned int userfaultfd_poll(struct file *file, poll_table *wait)
+static __poll_t userfaultfd_poll(struct file *file, poll_table *wait)
 {
 	struct userfaultfd_ctx *ctx = file->private_data;
-	unsigned int ret;
+	__poll_t ret;
 
 	poll_wait(file, &ctx->fd_wqh, wait);
 
-- 
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