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Searched refs:pwrite (Results 1 – 25 of 25) sorted by relevance

/kernel/linux/linux-5.10/drivers/media/dvb-core/
Ddvb_ringbuffer.c40 rbuf->pread=rbuf->pwrite=0; in dvb_ringbuffer_init()
60 return (rbuf->pread == smp_load_acquire(&rbuf->pwrite)); in dvb_ringbuffer_empty()
74 free = READ_ONCE(rbuf->pread) - rbuf->pwrite; in dvb_ringbuffer_free()
90 avail = smp_load_acquire(&rbuf->pwrite) - rbuf->pread; in dvb_ringbuffer_avail()
106 smp_store_release(&rbuf->pread, smp_load_acquire(&rbuf->pwrite)); in dvb_ringbuffer_flush()
118 smp_store_release(&rbuf->pwrite, 0); in dvb_ringbuffer_reset()
187 split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0; in dvb_ringbuffer_write()
190 memcpy(rbuf->data+rbuf->pwrite, buf, split); in dvb_ringbuffer_write()
198 smp_store_release(&rbuf->pwrite, 0); in dvb_ringbuffer_write()
200 memcpy(rbuf->data+rbuf->pwrite, buf, todo); in dvb_ringbuffer_write()
[all …]
/kernel/linux/linux-5.10/include/media/
Ddvb_ringbuffer.h45 ssize_t pwrite; member
178 { (rbuf)->data[(rbuf)->pwrite] = (byte); \
179 (rbuf)->pwrite = ((rbuf)->pwrite + 1) % (rbuf)->size; }
/kernel/liteos_m/testsuites/unittest/posix/src/fs/api/
Dposix_fs_pwrite_test.c47 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
74 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
102 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
/kernel/linux/linux-5.10/drivers/rapidio/
Drio.c566 struct rio_pwrite *pwrite = kzalloc(sizeof(*pwrite), GFP_KERNEL); in rio_add_mport_pw_handler() local
568 if (!pwrite) in rio_add_mport_pw_handler()
571 pwrite->pwcback = pwcback; in rio_add_mport_pw_handler()
572 pwrite->context = context; in rio_add_mport_pw_handler()
574 list_add_tail(&pwrite->node, &mport->pwrites); in rio_add_mport_pw_handler()
594 struct rio_pwrite *pwrite; in rio_del_mport_pw_handler() local
597 list_for_each_entry(pwrite, &mport->pwrites, node) { in rio_del_mport_pw_handler()
598 if (pwrite->pwcback == pwcback && pwrite->context == context) { in rio_del_mport_pw_handler()
599 list_del(&pwrite->node); in rio_del_mport_pw_handler()
600 kfree(pwrite); in rio_del_mport_pw_handler()
[all …]
/kernel/linux/linux-5.10/tools/hv/
Dhv_fcopy_daemon.c93 bytes_written = pwrite(target_fd, cpmsg->data, cpmsg->size, in hv_copy_data()
261 if (pwrite(fcopy_fd, &error, sizeof(int), 0) != sizeof(int)) { in main()
/kernel/liteos_a/fs/vfs/operation/
Dvfs_writev.c126 : pwrite(fd, buf, bytestowrite, *offset); in vfs_writev()
/kernel/linux/linux-5.10/drivers/gpu/drm/i915/gem/
Di915_gem_object_types.h61 int (*pwrite)(struct drm_i915_gem_object *obj, member
Di915_gem_phys.c200 .pwrite = phys_pwrite,
Di915_gem_shmem.c441 .pwrite = shmem_pwrite,
/kernel/linux/linux-5.10/tools/perf/util/
Dcopyfile.c58 ssize_t ret = pwrite(ofd, ptr + off_in, size, off_out); in copyfile_offset()
Dtrace-event-info.c77 if (hdr_sz && pwrite(output_fd, sizep, hdr_sz, hdr_pos) < 0) { in record_file()
/kernel/uniproton/src/fs/
Dfs.c193 ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset) in pwrite() function
/kernel/linux/linux-5.10/tools/testing/selftests/memfd/
Dmemfd_test.c566 l = pwrite(fd, buf, mfd_def_size * 8, 0); in mfd_assert_grow_write()
590 l = pwrite(fd, buf, mfd_def_size * 8, 0); in mfd_fail_grow_write()
/kernel/linux/linux-5.10/Documentation/sparc/oradax/
Doracle-dax.rst143 pwrite() system call. If -1 is returned then errno is set to indicate
187 - submit CCB via write() or pwrite()
334 The CCB submission is a write() or pwrite() system call to the
338 if (pwrite(fd, ccb, 64, 0) != 64) {
/kernel/linux/linux-5.10/Documentation/filesystems/spufs/
Dspufs.rst68 read(2), pread(2), write(2), pwrite(2), lseek(2)
70 write(2) and pwrite(2) are not supported beyond the end of the
/kernel/linux/linux-5.10/drivers/gpu/drm/i915/
Di915_gem.c817 if (obj->ops->pwrite) in i915_gem_pwrite_ioctl()
818 ret = obj->ops->pwrite(obj, args); in i915_gem_pwrite_ioctl()
/kernel/linux/linux-5.10/arch/um/os-Linux/
Dfile.c302 int n = pwrite(fd, (void *) buf, len, offset); in os_pwrite_file()
/kernel/linux/linux-5.10/tools/testing/selftests/sparc64/drivers/
Dadi-test.c274 ret = pwrite(fd, buf + bytes_written, in pwrite_adi()
/kernel/linux/linux-5.10/tools/power/x86/x86_energy_perf_policy/
Dx86_energy_perf_policy.c712 retval = pwrite(fd, &new_msr, sizeof(new_msr), offset); in put_msr()
/kernel/linux/linux-5.10/tools/vm/
Dpage-types.c590 len = pwrite(page_idle_fd, &buf, 8, 8 * (off / 64)); in mark_page_idle()
/kernel/liteos_m/components/fs/vfs/
Dvfs_fs.c1381 ssize_t pwrite(int fd, const void *buff, size_t bytes, off_t off) in pwrite() function
/kernel/linux/linux-5.10/drivers/media/pci/ttpci/
Dav7110_av.c260 (unsigned long) buf->pread, (unsigned long) buf->pwrite); in av7110_pes_play()
/kernel/linux/linux-5.10/tools/testing/selftests/vm/
Dhmm-tests.c756 len = pwrite(fd, buffer->mirror, size, 0); in TEST_F()
/kernel/linux/linux-5.10/Documentation/driver-api/
Duio-howto.rst647 err = pwrite(configfd, &command_high, 1, 5);
/kernel/linux/linux-5.10/Documentation/filesystems/
Dproc.rst1743 write() and pwrite().