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/linux-6.14.4/drivers/media/test-drivers/vivid/
Dvivid-vid-cap.h22 int vivid_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
23 int vivid_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
24 int vivid_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
25 int vidioc_g_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
26 int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
27 int vidioc_s_fmt_vid_cap_mplane(struct file *file, void *priv, struct v4l2_format *f);
28 int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
29 int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
30 int vidioc_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f);
31 int vivid_vid_cap_g_selection(struct file *file, void *priv, struct v4l2_selection *sel);
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Dvivid-vid-out.h15 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-6.14.4/include/media/
Dv4l2-ioctl.h302 int (*vidioc_querycap)(struct file *file, void *fh,
306 int (*vidioc_enum_fmt_vid_cap)(struct file *file, void *fh,
308 int (*vidioc_enum_fmt_vid_overlay)(struct file *file, void *fh,
310 int (*vidioc_enum_fmt_vid_out)(struct file *file, void *fh,
312 int (*vidioc_enum_fmt_sdr_cap)(struct file *file, void *fh,
314 int (*vidioc_enum_fmt_sdr_out)(struct file *file, void *fh,
316 int (*vidioc_enum_fmt_meta_cap)(struct file *file, void *fh,
318 int (*vidioc_enum_fmt_meta_out)(struct file *file, void *fh,
322 int (*vidioc_g_fmt_vid_cap)(struct file *file, void *fh,
324 int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
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/linux-6.14.4/fs/overlayfs/
Dfile.c7 #include <linux/file.h>
14 #include <linux/backing-file.h>
27 static struct file *ovl_open_realfile(const struct file *file, in ovl_open_realfile() argument
31 struct inode *inode = file_inode(file); in ovl_open_realfile()
33 struct file *realfile; in ovl_open_realfile()
35 int flags = file->f_flags | OVL_OPEN_FLAGS; in ovl_open_realfile()
51 realfile = backing_file_open(&file->f_path, flags, realpath, in ovl_open_realfile()
57 file, file, ovl_whatisit(inode, realinode), file->f_flags, in ovl_open_realfile()
65 static int ovl_change_flags(struct file *file, unsigned int flags) in ovl_change_flags() argument
67 struct inode *inode = file_inode(file); in ovl_change_flags()
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/linux-6.14.4/fs/
Dfile_table.c11 #include <linux/file.h>
40 /* SLAB cache for file structures */
46 /* Container for backing file with optional user path */
48 struct file file; member
55 static inline struct backing_file *backing_file(struct file *f) in backing_file()
57 return container_of(f, struct backing_file, file); in backing_file()
60 struct path *backing_file_user_path(struct file *f) in backing_file_user_path()
66 static inline void file_free(struct file *f) in file_free()
111 .procname = "file-nr",
118 .procname = "file-max",
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Dfile.c3 * linux/fs/file.c
17 #include <linux/file.h>
75 if (WARN_ONCE(cnt >= FILE_REF_RELEASED, "imbalanced put on file reference count")) { in __file_ref_put()
116 * space if any. This does not copy the file pointers. Called with the files
133 * Copy all file descriptors from the old table to the new, expanded table and
142 cpy = ofdt->max_fds * sizeof(struct file *); in copy_fdtable()
143 set = (nfdt->max_fds - ofdt->max_fds) * sizeof(struct file *); in copy_fdtable()
199 data = kvmalloc_array(nr, sizeof(struct file *), GFP_KERNEL_ACCOUNT); in alloc_fdtable()
226 * Expand the file descriptor table.
263 * This function will expand the file structures, if the requested size exceeds
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Dread_write.c12 #include <linux/file.h>
37 static inline bool unsigned_offsets(struct file *file) in unsigned_offsets() argument
39 return file->f_op->fop_flags & FOP_UNSIGNED_OFFSET; in unsigned_offsets()
43 * vfs_setpos_cookie - update the file offset for lseek and reset cookie
44 * @file: file structure in question
45 * @offset: file offset to seek to
46 * @maxsize: maximum file size
49 * Update the file offset to the value specified by @offset if the given
50 * offset is valid and it is not equal to the current file offset and
55 static loff_t vfs_setpos_cookie(struct file *file, loff_t offset, in vfs_setpos_cookie() argument
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Danon_inodes.c13 #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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Dkernel_read_file.c9 * 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 ssize_t 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-6.14.4/fs/lockd/
Dsvcsubs.c28 * 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-6.14.4/rust/kernel/fs/
Dfile.rs5 //! Files and file descriptors.
8 //! [`include/linux/file.h`](srctree/include/linux/file.h)
18 /// Flags associated with a [`File`].
20 /// File is opened in append mode.
29 /// File was created if it didn't already exist.
32 /// Direct I/O is enabled for this file.
35 /// File must be a directory.
41 /// Ensure that this file is created with the `open(2)` call.
44 /// Large file size enabled (`off64_t` over `off_t`).
47 /// Do not update the file last access time.
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/linux-6.14.4/fs/ecryptfs/
Dfile.c12 #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()
54 * to be used only for file reads. The function to be used for directory reads
57 static ssize_t ecryptfs_splice_read_update_atime(struct file *in, loff_t *ppos, in ecryptfs_splice_read_update_atime()
123 * @file: The eCryptfs directory file
126 static int ecryptfs_readdir(struct file *file, struct dir_context *ctx) in ecryptfs_readdir() argument
129 struct file *lower_file; in ecryptfs_readdir()
130 struct inode *inode = file_inode(file); in ecryptfs_readdir()
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/linux-6.14.4/drivers/scsi/fnic/
Dfnic_debugfs.c38 * file system. If not already created, this routine will create the
68 * When Debugfs is configured this routine removes debugfs file system
85 * or fc_trace_clear debugfs file
86 * @filp: The file pointer to read from.
89 * @ppos: The position in the file to start reading from.
95 * It will start reading file at @ppos and
101 static ssize_t fnic_trace_ctrl_read(struct file *filp, in fnic_trace_ctrl_read()
117 pr_err("fnic: Cannot read to any debugfs file\n"); in fnic_trace_ctrl_read()
125 * fc_trace_clear debugfs file
126 * @filp: The file pointer to write from.
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/linux-6.14.4/tools/testing/selftests/efivarfs/
Defivarfs.sh56 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-6.14.4/rust/kernel/
Dmiscdevice.rs16 fs::File,
114 /// The returned pointer will be stored as the private data for the file.
115 fn open(_file: &File, _misc: &MiscDeviceRegistration<Self>) -> Result<Self::Ptr>; in open() argument
118 fn release(device: Self::Ptr, _file: &File) { in release() argument
129 _file: &File, in ioctl() argument
146 _file: &File, in compat_ioctl() argument
157 _file: &File, in show_fdinfo() argument
199 /// `file` and `inode` must be the file and inode for a file that is undergoing initialization.
200 /// The file must be associated with a `MiscDeviceRegistration<T>`.
203 raw_file: *mut bindings::file, in fops_open() argument
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/linux-6.14.4/tools/testing/selftests/rcutorture/bin/
Dparse-console.sh5 # 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-6.14.4/drivers/gpu/drm/i915/gt/
Dshmem_utils.c17 struct file *shmem_create_from_data(const char *name, void *data, size_t len) in shmem_create_from_data()
19 struct file *file; in shmem_create_from_data() local
22 file = shmem_file_setup(name, PAGE_ALIGN(len), VM_NORESERVE); in shmem_create_from_data()
23 if (IS_ERR(file)) in shmem_create_from_data()
24 return file; in shmem_create_from_data()
26 err = shmem_write(file, 0, data, len); in shmem_create_from_data()
28 fput(file); in shmem_create_from_data()
32 return file; in shmem_create_from_data()
35 struct file *shmem_create_from_object(struct drm_i915_gem_object *obj) in shmem_create_from_object()
38 struct file *file; in shmem_create_from_object() local
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/linux-6.14.4/fs/debugfs/
Dfile.c3 * 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 void *debugfs_get_aux(const struct file *file) in debugfs_get_aux() argument
52 return DEBUGFS_I(file_inode(file))->aux; in debugfs_get_aux()
56 const struct file_operations *debugfs_real_fops(const struct file *filp) in debugfs_real_fops()
86 * debugfs_file_get() on a dentry that isn't even a file, let in __debugfs_file_get()
163 * debugfs_file_get - mark the beginning of file data access
167 * into the file removing functions debugfs_remove() and
169 * file data may only get freed after a successful return of any of
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/linux-6.14.4/drivers/infiniband/core/
Duser_mad.c9 * General Public License (GPL) Version 2, available from the file
81 * device special file is opened, we take a reference on the
174 static int hdr_size(struct ib_umad_file *file) in hdr_size() argument
176 return file->use_pkey_index ? sizeof(struct ib_user_mad_hdr) : in hdr_size()
180 /* caller must hold file->mutex */
181 static struct ib_mad_agent *__get_agent(struct ib_umad_file *file, int id) in __get_agent() argument
183 return file->agents_dead ? NULL : file->agent[id]; in __get_agent()
186 static int queue_packet(struct ib_umad_file *file, struct ib_mad_agent *agent, in queue_packet() argument
191 mutex_lock(&file->mutex); in queue_packet()
194 atomic_read(&file->recv_list_size) > MAX_UMAD_RECV_LIST_SIZE) in queue_packet()
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/linux-6.14.4/fs/ceph/
Dioctl.c16 * get and set the file layout
18 static long ceph_ioctl_get_layout(struct file *file, void __user *arg) in ceph_ioctl_get_layout() argument
20 struct ceph_inode_info *ci = ceph_inode(file_inode(file)); in ceph_ioctl_get_layout()
24 err = ceph_do_getattr(file_inode(file), CEPH_STAT_CAP_LAYOUT, false); in ceph_ioctl_get_layout()
65 static long ceph_ioctl_set_layout(struct file *file, void __user *arg) in ceph_ioctl_set_layout() argument
67 struct inode *inode = file_inode(file); in ceph_ioctl_set_layout()
71 struct ceph_inode_info *ci = ceph_inode(file_inode(file)); in ceph_ioctl_set_layout()
79 err = ceph_do_getattr(file_inode(file), CEPH_STAT_CAP_LAYOUT, false); in ceph_ioctl_set_layout()
137 static long ceph_ioctl_set_layout_policy (struct file *file, void __user *arg) in ceph_ioctl_set_layout_policy() argument
139 struct inode *inode = file_inode(file); in ceph_ioctl_set_layout_policy()
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/linux-6.14.4/Documentation/ABI/testing/
Dsysfs-driver-ufs5 This file contains the auto-hibernate idle timer setting of a
19 Description: This file shows the device type. This is one of the UFS
23 The file is read only.
29 Description: This file shows the device class. This is one of the UFS
33 The file is read only.
39 Description: This file shows the UFS storage subclass. This is one of
43 The file is read only.
49 Description: This file shows the protocol supported by an UFS device.
54 The file is read only.
60 Description: This file shows number of logical units. This is one of
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/linux-6.14.4/fs/proc/
Dinode.c19 #include <linux/file.h>
226 * "struct file" needs to be available at the right moment. in close_pdeo()
235 struct file *file; in close_pdeo() local
241 file = pdeo->file; in close_pdeo()
242 pde->proc_ops->proc_release(file_inode(file), file); in close_pdeo()
275 static loff_t proc_reg_llseek(struct file *file, loff_t offset, int whence) in proc_reg_llseek() argument
277 struct proc_dir_entry *pde = PDE(file_inode(file)); in proc_reg_llseek()
281 return pde->proc_ops->proc_lseek(file, offset, whence); in proc_reg_llseek()
283 rv = pde->proc_ops->proc_lseek(file, offset, whence); in proc_reg_llseek()
304 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-6.14.4/include/linux/
Dfsnotify.h104 * is on a file/dentry.
116 static inline int fsnotify_file(struct file *file, __u32 mask) in fsnotify_file() argument
122 * handle creation / destruction events and not "real" file events. in fsnotify_file()
124 if (FMODE_FSNOTIFY_NONE(file->f_mode)) in fsnotify_file()
127 return fsnotify_path(&file->f_path, mask); in fsnotify_file()
132 void file_set_fsnotify_mode_from_watchers(struct file *file);
135 * fsnotify_file_area_perm - permission hook before access to file range
137 static inline int fsnotify_file_area_perm(struct file *file, int perm_mask, in fsnotify_file_area_perm() argument
142 * (e.g. by HSM filling a file on access), so sb freeze protection in fsnotify_file_area_perm()
145 lockdep_assert_once(file_write_not_started(file)); in fsnotify_file_area_perm()
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/linux-6.14.4/drivers/gpu/drm/
Ddrm_file.c36 #include <linux/file.h>
70 * DOC: file operations
72 * Drivers must define the file operations structure that forms the DRM
85 * userspace through the file descriptor. They are used to send vblank event and
95 * No other file operations are supported by the DRM userspace API. Overall the
120 * drm_file_alloc - allocate file context
123 * This allocates a new DRM file context. It is not linked into any context and
134 struct drm_file *file; in drm_file_alloc() local
137 file = kzalloc(sizeof(*file), GFP_KERNEL); in drm_file_alloc()
138 if (!file) in drm_file_alloc()
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/linux-6.14.4/mm/
Dmemfd.c2 * memfd_create system call and file sealing support
7 * This file is released under the GPL.
13 #include <linux/file.h>
68 struct folio *memfd_alloc_folio(struct file *memfd, pgoff_t idx) in memfd_alloc_folio()
173 static unsigned int *memfd_file_seals_ptr(struct file *file) in memfd_file_seals_ptr() argument
175 if (shmem_file(file)) in memfd_file_seals_ptr()
176 return &SHMEM_I(file_inode(file))->seals; in memfd_file_seals_ptr()
179 if (is_file_hugepages(file)) in memfd_file_seals_ptr()
180 return &HUGETLBFS_I(file_inode(file))->seals; in memfd_file_seals_ptr()
193 static int memfd_add_seals(struct file *file, unsigned int seals) in memfd_add_seals() argument
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