fs: annotate ->poll() instances

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

24 files changed, 41 insertions, 41 deletions

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);