| /Linux-v5.15/drivers/media/test-drivers/vivid/ |
| D | vivid-vid-cap.h | 20 int vivid_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
21 int vivid_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
22 int vivid_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
23 int vidioc_g_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
24 int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
25 int vidioc_s_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
26 int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
27 int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
28 int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
29 int vivid_vid_cap_g_selection(struct file *file, void *priv, struct v4l2_selection *sel);
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| D | vivid-vid-out.h | 15 int vivid_g_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
16 int vivid_try_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
17 int vivid_s_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
18 int vidioc_g_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f);
19 int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f);
20 int vidioc_s_fmt_vid_out_mplane(struct file *file, void *priv, struct v4l2_format *f);
21 int vidioc_g_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
22 int vidioc_try_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
23 int vidioc_s_fmt_vid_out(struct file *file, void *priv, struct v4l2_format *f);
24 int vivid_vid_out_g_selection(struct file *file, void *priv, struct v4l2_selection *sel);
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| /Linux-v5.15/include/media/ |
| D | v4l2-ioctl.h | 300 int (*vidioc_querycap)(struct file *file, void *fh,
304 int (*vidioc_enum_fmt_vid_cap)(struct file *file, void *fh,
306 int (*vidioc_enum_fmt_vid_overlay)(struct file *file, void *fh,
308 int (*vidioc_enum_fmt_vid_out)(struct file *file, void *fh,
310 int (*vidioc_enum_fmt_sdr_cap)(struct file *file, void *fh,
312 int (*vidioc_enum_fmt_sdr_out)(struct file *file, void *fh,
314 int (*vidioc_enum_fmt_meta_cap)(struct file *file, void *fh,
316 int (*vidioc_enum_fmt_meta_out)(struct file *file, void *fh,
320 int (*vidioc_g_fmt_vid_cap)(struct file *file, void *fh,
322 int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
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| /Linux-v5.15/fs/overlayfs/ |
| D | file.c | 7 #include <linux/file.h>
39 static struct file *ovl_open_realfile(const struct file *file, in ovl_open_realfile() argument
42 struct inode *inode = file_inode(file); in ovl_open_realfile()
43 struct file *realfile; in ovl_open_realfile()
45 int flags = file->f_flags | OVL_OPEN_FLAGS; in ovl_open_realfile()
60 realfile = open_with_fake_path(&file->f_path, flags, realinode, in ovl_open_realfile()
66 file, file, ovl_whatisit(inode, realinode), file->f_flags, in ovl_open_realfile()
74 static int ovl_change_flags(struct file *file, unsigned int flags) in ovl_change_flags() argument
76 struct inode *inode = file_inode(file); in ovl_change_flags()
81 if (((flags ^ file->f_flags) & O_APPEND) && IS_APPEND(inode)) in ovl_change_flags()
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| /Linux-v5.15/fs/ |
| D | read_write.c | 12 #include <linux/file.h>
37 static inline bool unsigned_offsets(struct file *file) in unsigned_offsets() argument
39 return file->f_mode & FMODE_UNSIGNED_OFFSET; in unsigned_offsets()
43 * vfs_setpos - update the file offset for lseek
44 * @file: file structure in question
45 * @offset: file offset to seek to
46 * @maxsize: maximum file size
48 * This is a low-level filesystem helper for updating the file offset to
50 * not equal to the current file offset.
54 loff_t vfs_setpos(struct file *file, loff_t offset, loff_t maxsize) in vfs_setpos() argument
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| D | file_table.c | 11 #include <linux/file.h>
40 /* SLAB cache for file structures */
47 struct file *f = container_of(head, struct file, f_u.fu_rcuhead); in file_free_rcu()
53 static inline void file_free(struct file *f) in file_free()
96 static struct file *__alloc_file(int flags, const struct cred *cred) in __alloc_file()
98 struct file *f; in __alloc_file()
123 /* Find an unused file structure and return a pointer to it.
124 * Returns an error pointer if some error happend e.g. we over file
133 struct file *alloc_empty_file(int flags, const struct cred *cred) in alloc_empty_file()
136 struct file *f; in alloc_empty_file()
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| D | file.c | 3 * linux/fs/file.c
17 #include <linux/file.h>
51 * space if any. This does not copy the file pointers. Called with the files
73 * Copy all file descriptors from the old table to the new, expanded table and
82 cpy = ofdt->max_fds * sizeof(struct file *); in copy_fdtable()
83 set = (nfdt->max_fds - ofdt->max_fds) * sizeof(struct file *); in copy_fdtable()
102 nr /= (1024 / sizeof(struct file *)); in alloc_fdtable()
104 nr *= (1024 / sizeof(struct file *)); in alloc_fdtable()
120 data = kvmalloc_array(nr, sizeof(struct file *), GFP_KERNEL_ACCOUNT); in alloc_fdtable()
147 * Expand the file descriptor table.
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| D | anon_inodes.c | 13 #include <linux/file.h>
78 static struct file *__anon_inode_getfile(const char *name, in __anon_inode_getfile()
85 struct file *file; in __anon_inode_getfile() local
93 file = ERR_CAST(inode); in __anon_inode_getfile()
99 file = ERR_PTR(-ENODEV); in __anon_inode_getfile()
109 file = alloc_file_pseudo(inode, anon_inode_mnt, name, in __anon_inode_getfile()
111 if (IS_ERR(file)) in __anon_inode_getfile()
114 file->f_mapping = inode->i_mapping; in __anon_inode_getfile()
116 file->private_data = priv; in __anon_inode_getfile()
118 return file; in __anon_inode_getfile()
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| D | kernel_read_file.c | 9 * kernel_read_file() - read file contents into a kernel buffer
11 * @file file to read from
18 * @file_size if non-NULL, the full size of @file will be
21 * file contents being read (for LSMs to examine)
24 * (i.e. the caller must be expecting to read partial file contents
26 * will be able to determine when the entire file was read by
28 * file, though, since it is possible that the contents might
35 int kernel_read_file(struct file *file, loff_t offset, void **buf, in kernel_read_file() argument
48 if (!S_ISREG(file_inode(file)->i_mode)) in kernel_read_file()
51 ret = deny_write_access(file); in kernel_read_file()
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| /Linux-v5.15/fs/lockd/ |
| D | svcsubs.c | 28 * Global file hash table
46 static inline void nlm_debug_print_file(char *msg, struct nlm_file *file) in nlm_debug_print_file() argument
48 struct inode *inode = nlmsvc_file_inode(file); in nlm_debug_print_file()
59 static inline void nlm_debug_print_file(char *msg, struct nlm_file *file) in nlm_debug_print_file() argument
80 * Open the file. Note that if we're reexporting, for example,
84 * the file.
87 struct nlm_file *file, int mode) in nlm_do_fopen() argument
89 struct file **fp = &file->f_file[mode]; in nlm_do_fopen()
94 nfserr = nlmsvc_ops->fopen(rqstp, &file->f_handle, fp, mode); in nlm_do_fopen()
101 * Lookup file info. If it doesn't exist, create a file info struct
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| /Linux-v5.15/tools/testing/selftests/efivarfs/ |
| D | efivarfs.sh | 56 local file=$efivarfs_mount/$FUNCNAME-$test_guid
58 printf "$attrs\x00" > $file
60 if [ ! -e $file ]; then
61 echo "$file couldn't be created" >&2
65 if [ $(stat -c %s $file) -ne 5 ]; then
66 echo "$file has invalid size" >&2
67 file_cleanup $file
70 file_cleanup $file
75 local file=$efivarfs_mount/$FUNCNAME-$test_guid
77 : > $file
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| /Linux-v5.15/fs/ecryptfs/ |
| D | file.c | 12 #include <linux/file.h>
29 * returns without any errors. This is to be used only for file reads.
37 struct file *file = iocb->ki_filp; in ecryptfs_read_update_atime() local
41 path = ecryptfs_dentry_to_lower_path(file->f_path.dentry); in ecryptfs_read_update_atime()
98 * @file: The eCryptfs directory file
101 static int ecryptfs_readdir(struct file *file, struct dir_context *ctx) in ecryptfs_readdir() argument
104 struct file *lower_file; in ecryptfs_readdir()
105 struct inode *inode = file_inode(file); in ecryptfs_readdir()
111 lower_file = ecryptfs_file_to_lower(file); in ecryptfs_readdir()
169 static int ecryptfs_mmap(struct file *file, struct vm_area_struct *vma) in ecryptfs_mmap() argument
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| /Linux-v5.15/include/linux/ |
| D | file.h | 14 struct file;
16 extern void fput(struct file *);
17 extern void fput_many(struct file *, unsigned int);
25 extern struct file *alloc_file_pseudo(struct inode *, struct vfsmount *,
27 extern struct file *alloc_file_clone(struct file *, int flags,
30 static inline void fput_light(struct file *file, int fput_needed) in fput_light() argument
33 fput(file); in fput_light()
37 struct file *file; member
46 fput(fd.file); in fdput()
49 extern struct file *fget(unsigned int fd);
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| /Linux-v5.15/tools/testing/selftests/damon/ |
| D | debugfs_attrs.sh | 5 file=$1
11 echo "$content" > "$file"
14 echo "writing $content to $file doesn't return $expected"
16 echo "$orig_content" > "$file"
30 file=$1
35 content=$(cat "$file")
38 echo "reading $file expected $expected but $content"
40 echo "$orig_content" > "$file"
47 # Test attrs file
50 file="$DBGFS/attrs"
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| /Linux-v5.15/drivers/gpu/drm/i915/gt/ |
| D | shmem_utils.c | 14 struct file *shmem_create_from_data(const char *name, void *data, size_t len) in shmem_create_from_data()
16 struct file *file; in shmem_create_from_data() local
19 file = shmem_file_setup(name, PAGE_ALIGN(len), VM_NORESERVE); in shmem_create_from_data()
20 if (IS_ERR(file)) in shmem_create_from_data()
21 return file; in shmem_create_from_data()
23 err = shmem_write(file, 0, data, len); in shmem_create_from_data()
25 fput(file); in shmem_create_from_data()
29 return file; in shmem_create_from_data()
32 struct file *shmem_create_from_object(struct drm_i915_gem_object *obj) in shmem_create_from_object()
34 struct file *file; in shmem_create_from_object() local
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| /Linux-v5.15/drivers/scsi/fnic/ |
| D | fnic_debugfs.c | 49 * file system. If not already created, this routine will create the
78 * When Debugfs is configured this routine removes debugfs file system
96 * or fc_trace_clear debugfs file
97 * @filp: The file pointer to read from.
100 * @ppos: The position in the file to start reading from.
106 * It will start reading file at @ppos and
112 static ssize_t fnic_trace_ctrl_read(struct file *filp, in fnic_trace_ctrl_read()
128 pr_err("fnic: Cannot read to any debugfs file\n"); in fnic_trace_ctrl_read()
136 * fc_trace_clear debugfs file
137 * @filp: The file pointer to write from.
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| /Linux-v5.15/fs/debugfs/ |
| D | file.c | 3 * file.c - part of debugfs, a tiny little debug file system
29 static ssize_t default_read_file(struct file *file, char __user *buf, in default_read_file() argument
35 static ssize_t default_write_file(struct file *file, const char __user *buf, in default_write_file() argument
50 const struct file_operations *debugfs_real_fops(const struct file *filp) in debugfs_real_fops()
68 * debugfs_file_get - mark the beginning of file data access
72 * into the file removing functions debugfs_remove() and
74 * file data may only get freed after a successful return of any of
78 * If -%EIO is returned, the file has already been removed and thus,
80 * it is allowed to access the file data, zero is returned.
124 * debugfs_file_put - mark the end of file data access
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| /Linux-v5.15/drivers/infiniband/core/ |
| D | user_mad.c | 9 * General Public License (GPL) Version 2, available from the file
79 * device special file is opened, we take a reference on the
166 static int hdr_size(struct ib_umad_file *file) in hdr_size() argument
168 return file->use_pkey_index ? sizeof(struct ib_user_mad_hdr) : in hdr_size()
172 /* caller must hold file->mutex */
173 static struct ib_mad_agent *__get_agent(struct ib_umad_file *file, int id) in __get_agent() argument
175 return file->agents_dead ? NULL : file->agent[id]; in __get_agent()
178 static int queue_packet(struct ib_umad_file *file, in queue_packet() argument
184 mutex_lock(&file->mutex); in queue_packet()
189 if (agent == __get_agent(file, packet->mad.hdr.id)) { in queue_packet()
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| /Linux-v5.15/Documentation/ABI/testing/ |
| D | sysfs-driver-ufs | 5 This file contains the auto-hibernate idle timer setting of a
18 Description: This file shows the device type. This is one of the UFS
22 The file is read only.
27 Description: This file shows the device class. This is one of the UFS
31 The file is read only.
36 Description: This file shows the UFS storage subclass. This is one of
40 The file is read only.
45 Description: This file shows the protocol supported by an UFS device.
50 The file is read only.
55 Description: This file shows number of logical units. This is one of
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| /Linux-v5.15/tools/testing/selftests/rcutorture/bin/ |
| D | parse-console.sh | 5 # The "file" is a pathname on the local system, and "title" is
8 # Usage: parse-console.sh file title
15 file="$1"
22 # Check for presence and readability of console output file
23 if test -f "$file" -a -r "$file"
27 echo $title unreadable console output file: $file
30 if grep -Pq '\x00' < $file
34 cat /dev/null > $file.diags
41 if grep -q FAILURE $file || grep -q -e '-torture.*!!!' $file
43 nerrs=`grep --binary-files=text '!!!' $file |
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| /Linux-v5.15/tools/perf/util/ |
| D | data.c | 52 struct perf_data_file *file = &files[i]; in perf_data__create_dir() local
54 ret = asprintf(&file->path, "%s/data.%d", data->path, i); in perf_data__create_dir()
58 ret = open(file->path, O_RDWR|O_CREAT|O_TRUNC, S_IRUSR|S_IWUSR); in perf_data__create_dir()
62 file->fd = ret; in perf_data__create_dir()
81 * Directory containing a single regular perf data file which is already in perf_data__open_dir()
99 struct perf_data_file *file; in perf_data__open_dir() local
112 file = realloc(files, (nr + 1) * sizeof(*files)); in perf_data__open_dir()
113 if (!file) in perf_data__open_dir()
116 files = file; in perf_data__open_dir()
117 file = &files[nr++]; in perf_data__open_dir()
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| /Linux-v5.15/fs/proc/ |
| D | inode.c | 19 #include <linux/file.h>
226 * "struct file" needs to be available at the right moment. in close_pdeo()
238 struct file *file; in close_pdeo() local
243 file = pdeo->file; in close_pdeo()
244 pde->proc_ops->proc_release(file_inode(file), file); in close_pdeo()
276 static loff_t proc_reg_llseek(struct file *file, loff_t offset, int whence) in proc_reg_llseek() argument
278 struct proc_dir_entry *pde = PDE(file_inode(file)); in proc_reg_llseek()
282 return pde->proc_ops->proc_lseek(file, offset, whence); in proc_reg_llseek()
284 rv = pde->proc_ops->proc_lseek(file, offset, whence); in proc_reg_llseek()
305 static ssize_t pde_read(struct proc_dir_entry *pde, struct file *file, char __user *buf, size_t cou… in pde_read() argument
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| /Linux-v5.15/drivers/net/wireless/mediatek/mt76/ |
| D | mt76x02_debugfs.c | 10 mt76x02_ampdu_stat_show(struct seq_file *file, void *data) in mt76x02_ampdu_stat_show() argument
12 struct mt76x02_dev *dev = file->private; in mt76x02_ampdu_stat_show()
16 seq_puts(file, "Length: "); in mt76x02_ampdu_stat_show()
18 seq_printf(file, "%8d | ", i * 8 + j + 1); in mt76x02_ampdu_stat_show()
19 seq_puts(file, "\n"); in mt76x02_ampdu_stat_show()
20 seq_puts(file, "Count: "); in mt76x02_ampdu_stat_show()
22 seq_printf(file, "%8d | ", in mt76x02_ampdu_stat_show()
24 seq_puts(file, "\n"); in mt76x02_ampdu_stat_show()
25 seq_puts(file, "--------"); in mt76x02_ampdu_stat_show()
27 seq_puts(file, "-----------"); in mt76x02_ampdu_stat_show()
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| /Linux-v5.15/mm/ |
| D | memfd.c | 2 * memfd_create system call and file sealing support
7 * This file is released under the GPL.
13 #include <linux/file.h>
120 static unsigned int *memfd_file_seals_ptr(struct file *file) in memfd_file_seals_ptr() argument
122 if (shmem_file(file)) in memfd_file_seals_ptr()
123 return &SHMEM_I(file_inode(file))->seals; in memfd_file_seals_ptr()
126 if (is_file_hugepages(file)) in memfd_file_seals_ptr()
127 return &HUGETLBFS_I(file_inode(file))->seals; in memfd_file_seals_ptr()
139 static int memfd_add_seals(struct file *file, unsigned int seals) in memfd_add_seals() argument
141 struct inode *inode = file_inode(file); in memfd_add_seals()
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| /Linux-v5.15/fs/ocfs2/ |
| D | locks.c | 5 * Userspace file locking support
18 #include "file.h"
22 static int ocfs2_do_flock(struct file *file, struct inode *inode, in ocfs2_do_flock() argument
26 struct ocfs2_file_private *fp = file->private_data; in ocfs2_do_flock()
57 locks_lock_file_wait(file, &request); in ocfs2_do_flock()
59 ocfs2_file_unlock(file); in ocfs2_do_flock()
62 ret = ocfs2_file_lock(file, level, trylock); in ocfs2_do_flock()
71 ret = locks_lock_file_wait(file, fl); in ocfs2_do_flock()
73 ocfs2_file_unlock(file); in ocfs2_do_flock()
81 static int ocfs2_do_funlock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_do_funlock() argument
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