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annotate poll_table_struct ->_key

Browse source 
Only POLL... bitmaps ever end up there and their only use is checking
for POLL... bits in them.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2017-07-03 03:14:15 -04:00
parent 3ad6f93e98
commit 0169943775
21 changed files with 26 additions and 26 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/dma-buf/dma-buf.c
View file

@ -163,7 +163,7 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll)
struct reservation_object *resv; struct reservation_object *resv;
struct reservation_object_list *fobj; struct reservation_object_list *fobj;
struct dma_fence *fence_excl; struct dma_fence *fence_excl;
unsigned long events; __poll_t events;
unsigned shared_count, seq; unsigned shared_count, seq;
dmabuf = file->private_data; dmabuf = file->private_data;

4
drivers/media/pci/bt8xx/bttv-driver.c
View file

@ -2961,7 +2961,7 @@ static unsigned int bttv_poll(struct file *file, poll_table *wait)
struct bttv_buffer *buf; struct bttv_buffer *buf;
enum v4l2_field field; enum v4l2_field field;
unsigned int rc = 0; unsigned int rc = 0;
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
if (v4l2_event_pending(&fh->fh)) if (v4l2_event_pending(&fh->fh))
rc = POLLPRI; rc = POLLPRI;
@ -3333,7 +3333,7 @@ static unsigned int radio_poll(struct file *file, poll_table *wait)
{ {
struct bttv_fh *fh = file->private_data; struct bttv_fh *fh = file->private_data;
struct bttv *btv = fh->btv; struct bttv *btv = fh->btv;
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct saa6588_command cmd; struct saa6588_command cmd;
unsigned int res = 0; unsigned int res = 0;

2
drivers/media/pci/cx18/cx18-fileops.c
View file

@ -604,7 +604,7 @@ ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait) unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct cx18_open_id *id = file2id(filp); struct cx18_open_id *id = file2id(filp);
struct cx18 *cx = id->cx; struct cx18 *cx = id->cx;
struct cx18_stream *s = &cx->streams[id->type]; struct cx18_stream *s = &cx->streams[id->type];

2
drivers/media/pci/ivtv/ivtv-fileops.c
View file

@ -766,7 +766,7 @@ unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table *wait)
unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table *wait) unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct ivtv_open_id *id = fh2id(filp->private_data); struct ivtv_open_id *id = fh2id(filp->private_data);
struct ivtv *itv = id->itv; struct ivtv *itv = id->itv;
struct ivtv_stream *s = &itv->streams[id->type]; struct ivtv_stream *s = &itv->streams[id->type];

2
drivers/media/pci/saa7164/saa7164-encoder.c
View file

@ -911,7 +911,7 @@ err:
static unsigned int fops_poll(struct file *file, poll_table *wait) static unsigned int fops_poll(struct file *file, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct saa7164_encoder_fh *fh = struct saa7164_encoder_fh *fh =
(struct saa7164_encoder_fh *)file->private_data; (struct saa7164_encoder_fh *)file->private_data;
struct saa7164_port *port = fh->port; struct saa7164_port *port = fh->port;

2
drivers/media/platform/fsl-viu.c
View file

@ -1268,7 +1268,7 @@ static unsigned int viu_poll(struct file *file, struct poll_table_struct *wait)
struct viu_fh *fh = file->private_data; struct viu_fh *fh = file->private_data;
struct videobuf_queue *q = &fh->vb_vidq; struct videobuf_queue *q = &fh->vb_vidq;
struct viu_dev *dev = fh->dev; struct viu_dev *dev = fh->dev;
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
unsigned int res = v4l2_ctrl_poll(file, wait); unsigned int res = v4l2_ctrl_poll(file, wait);
if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type)

2
drivers/media/radio/radio-cadet.c
View file

@ -484,7 +484,7 @@ static int cadet_release(struct file *file)
static unsigned int cadet_poll(struct file *file, struct poll_table_struct *wait) static unsigned int cadet_poll(struct file *file, struct poll_table_struct *wait)
{ {
struct cadet *dev = video_drvdata(file); struct cadet *dev = video_drvdata(file);
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
unsigned int res = v4l2_ctrl_poll(file, wait); unsigned int res = v4l2_ctrl_poll(file, wait);
poll_wait(file, &dev->read_queue, wait); poll_wait(file, &dev->read_queue, wait);

2
drivers/media/radio/radio-si476x.c
View file

@ -1153,7 +1153,7 @@ static unsigned int si476x_radio_fops_poll(struct file *file,
struct poll_table_struct *pts) struct poll_table_struct *pts)
{ {
struct si476x_radio *radio = video_drvdata(file); struct si476x_radio *radio = video_drvdata(file);
unsigned long req_events = poll_requested_events(pts); __poll_t req_events = poll_requested_events(pts);
unsigned int err = v4l2_ctrl_poll(file, pts); unsigned int err = v4l2_ctrl_poll(file, pts);
if (req_events & (POLLIN | POLLRDNORM)) { if (req_events & (POLLIN | POLLRDNORM)) {

2
drivers/media/radio/si470x/radio-si470x-common.c
View file

@ -511,7 +511,7 @@ static unsigned int si470x_fops_poll(struct file *file,
struct poll_table_struct *pts) struct poll_table_struct *pts)
{ {
struct si470x_device *radio = video_drvdata(file); struct si470x_device *radio = video_drvdata(file);
unsigned long req_events = poll_requested_events(pts); __poll_t req_events = poll_requested_events(pts);
int retval = v4l2_ctrl_poll(file, pts); int retval = v4l2_ctrl_poll(file, pts);
if (req_events & (POLLIN | POLLRDNORM)) { if (req_events & (POLLIN | POLLRDNORM)) {

2
drivers/media/usb/cx231xx/cx231xx-417.c
View file

@ -1815,7 +1815,7 @@ static ssize_t mpeg_read(struct file *file, char __user *data,
static unsigned int mpeg_poll(struct file *file, static unsigned int mpeg_poll(struct file *file,
struct poll_table_struct *wait) struct poll_table_struct *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct cx231xx_fh *fh = file->private_data; struct cx231xx_fh *fh = file->private_data;
struct cx231xx *dev = fh->dev; struct cx231xx *dev = fh->dev;
unsigned int res = 0; unsigned int res = 0;

2
drivers/media/usb/cx231xx/cx231xx-video.c
View file

@ -2008,7 +2008,7 @@ cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
*/ */
static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table *wait) static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct cx231xx_fh *fh = filp->private_data; struct cx231xx_fh *fh = filp->private_data;
struct cx231xx *dev = fh->dev; struct cx231xx *dev = fh->dev;
unsigned res = 0; unsigned res = 0;

2
drivers/media/usb/gspca/gspca.c
View file

@ -1865,7 +1865,7 @@ out:
static unsigned int dev_poll(struct file *file, poll_table *wait) static unsigned int dev_poll(struct file *file, poll_table *wait)
{ {
struct gspca_dev *gspca_dev = video_drvdata(file); struct gspca_dev *gspca_dev = video_drvdata(file);
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
int ret = 0; int ret = 0;
PDEBUG(D_FRAM, "poll"); PDEBUG(D_FRAM, "poll");

2
drivers/media/usb/hdpvr/hdpvr-video.c
View file

@ -523,7 +523,7 @@ err:
static unsigned int hdpvr_poll(struct file *filp, poll_table *wait) static unsigned int hdpvr_poll(struct file *filp, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct hdpvr_buffer *buf = NULL; struct hdpvr_buffer *buf = NULL;
struct hdpvr_device *dev = video_drvdata(filp); struct hdpvr_device *dev = video_drvdata(filp);
unsigned int mask = v4l2_ctrl_poll(filp, wait); unsigned int mask = v4l2_ctrl_poll(filp, wait);

2
drivers/media/usb/tm6000/tm6000-video.c
View file

@ -1426,7 +1426,7 @@ tm6000_read(struct file *file, char __user *data, size_t count, loff_t *pos)
static unsigned int static unsigned int
__tm6000_poll(struct file *file, struct poll_table_struct *wait) __tm6000_poll(struct file *file, struct poll_table_struct *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct tm6000_fh *fh = file->private_data; struct tm6000_fh *fh = file->private_data;
struct tm6000_buffer *buf; struct tm6000_buffer *buf;
int res = 0; int res = 0;

2
drivers/media/v4l2-core/v4l2-mem2mem.c
View file

@ -502,7 +502,7 @@ unsigned int v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
struct poll_table_struct *wait) struct poll_table_struct *wait)
{ {
struct video_device *vfd = video_devdata(file); struct video_device *vfd = video_devdata(file);
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct vb2_queue *src_q, *dst_q; struct vb2_queue *src_q, *dst_q;
struct vb2_buffer *src_vb = NULL, *dst_vb = NULL; struct vb2_buffer *src_vb = NULL, *dst_vb = NULL;
unsigned int rc = 0; unsigned int rc = 0;

2
drivers/media/v4l2-core/videobuf-core.c
View file

@ -1122,7 +1122,7 @@ unsigned int videobuf_poll_stream(struct file *file,
struct videobuf_queue *q, struct videobuf_queue *q,
poll_table *wait) poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct videobuf_buffer *buf = NULL; struct videobuf_buffer *buf = NULL;
unsigned int rc = 0; unsigned int rc = 0;

2
drivers/media/v4l2-core/videobuf2-core.c
View file

@ -2021,7 +2021,7 @@ EXPORT_SYMBOL_GPL(vb2_core_queue_release);
unsigned int vb2_core_poll(struct vb2_queue *q, struct file *file, unsigned int vb2_core_poll(struct vb2_queue *q, struct file *file,
poll_table *wait) poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct vb2_buffer *vb = NULL; struct vb2_buffer *vb = NULL;
unsigned long flags; unsigned long flags;

2
drivers/media/v4l2-core/videobuf2-v4l2.c
View file

@ -674,7 +674,7 @@ EXPORT_SYMBOL_GPL(vb2_queue_release);
unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait) unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait)
{ {
struct video_device *vfd = video_devdata(file); struct video_device *vfd = video_devdata(file);
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
unsigned int res = 0; unsigned int res = 0;
if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags)) { if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags)) {

2
drivers/misc/mei/main.c
View file

@ -544,7 +544,7 @@ static long mei_compat_ioctl(struct file *file,
*/ */
static unsigned int mei_poll(struct file *file, poll_table *wait) static unsigned int mei_poll(struct file *file, poll_table *wait)
{ {
unsigned long req_events = poll_requested_events(wait); __poll_t req_events = poll_requested_events(wait);
struct mei_cl *cl = file->private_data; struct mei_cl *cl = file->private_data;
struct mei_device *dev; struct mei_device *dev;
unsigned int mask = 0; unsigned int mask = 0;

4
fs/select.c
View file

@ -438,7 +438,7 @@ get_max:
static inline void wait_key_set(poll_table *wait, unsigned long in, static inline void wait_key_set(poll_table *wait, unsigned long in,
unsigned long out, unsigned long bit, unsigned long out, unsigned long bit,
unsigned int ll_flag) __poll_t ll_flag)
{ {
wait->_key = POLLEX_SET | ll_flag; wait->_key = POLLEX_SET | ll_flag;
if (in & bit) if (in & bit)
@ -454,7 +454,7 @@ static int do_select(int n, fd_set_bits *fds, struct timespec64 *end_time)
poll_table *wait; poll_table *wait;
int retval, i, timed_out = 0; int retval, i, timed_out = 0;
u64 slack = 0; u64 slack = 0;
unsigned int busy_flag = net_busy_loop_on() ? POLL_BUSY_LOOP : 0; __poll_t busy_flag = net_busy_loop_on() ? POLL_BUSY_LOOP : 0;
unsigned long busy_start = 0; unsigned long busy_start = 0;
rcu_read_lock(); rcu_read_lock();

8
include/linux/poll.h
View file

@ -37,7 +37,7 @@ typedef void (*poll_queue_proc)(struct file *, wait_queue_head_t *, struct poll_
*/ */
typedef struct poll_table_struct { typedef struct poll_table_struct {
poll_queue_proc _qproc; poll_queue_proc _qproc;
unsigned long _key; __poll_t _key;
} poll_table; } poll_table;
static inline void poll_wait(struct file * filp, wait_queue_head_t * wait_address, poll_table *p) static inline void poll_wait(struct file * filp, wait_queue_head_t * wait_address, poll_table *p)
@ -62,15 +62,15 @@ static inline bool poll_does_not_wait(const poll_table *p)
* to be started implicitly on poll(). You typically only want to do that * to be started implicitly on poll(). You typically only want to do that
* if the application is actually polling for POLLIN and/or POLLOUT. * if the application is actually polling for POLLIN and/or POLLOUT.
*/ */
static inline unsigned long poll_requested_events(const poll_table *p) static inline __poll_t poll_requested_events(const poll_table *p)
{ {
return p ? p->_key : ~0UL; return p ? p->_key : ~(__poll_t)0;
} }
static inline void init_poll_funcptr(poll_table *pt, poll_queue_proc qproc) static inline void init_poll_funcptr(poll_table *pt, poll_queue_proc qproc)
{ {
pt->_qproc = qproc; pt->_qproc = qproc;
pt->_key = ~0UL; /* all events enabled */ pt->_key = ~(__poll_t)0; /* all events enabled */
} }
struct poll_table_entry { struct poll_table_entry {