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Searched refs:pwrite (Results 1 - 25 of 41) sorted by relevance

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/kernel/linux/linux-5.10/drivers/media/dvb-core/
H A 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, in dvb_ringbuffer_write()
[all...]
/kernel/linux/linux-6.6/drivers/media/dvb-core/
H A 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, in dvb_ringbuffer_write()
[all...]
/kernel/linux/linux-5.10/include/media/
H A Ddvb_ringbuffer.h35 * @pwrite: next position to write
45 ssize_t pwrite; member
178 { (rbuf)->data[(rbuf)->pwrite] = (byte); \
179 (rbuf)->pwrite = ((rbuf)->pwrite + 1) % (rbuf)->size; }
/kernel/linux/linux-6.6/include/media/
H A Ddvb_ringbuffer.h35 * @pwrite: next position to write
45 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/
H A Dposix_fs_pwrite_test.c35 * @tc.name pwrite
47 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
62 * @tc.name pwrite
74 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
90 * @tc.name pwrite
102 ret = pwrite(fd, writeBuf, TEST_BUF_SIZE, 0); /* 0, offset distance */
/kernel/linux/linux-5.10/drivers/rapidio/
H A 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 in rio_del_mport_pw_handler()
1175 struct rio_pwrite *pwrite; rio_inb_pwrite_handler() local
[all...]
/kernel/linux/linux-6.6/drivers/rapidio/
H A 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 in rio_del_mport_pw_handler()
1175 struct rio_pwrite *pwrite; rio_inb_pwrite_handler() local
[all...]
/kernel/linux/linux-5.10/tools/hv/
H A Dhv_fcopy_daemon.c93 bytes_written = pwrite(target_fd, cpmsg->data, cpmsg->size, in hv_copy_data()
106 syslog(LOG_ERR, "pwrite failed to write %llu bytes: %ld (%s)", in hv_copy_data()
257 * pwrite() may return an error due to the faked CANCEL_FCOPY in main()
261 if (pwrite(fcopy_fd, &error, sizeof(int), 0) != sizeof(int)) { in main()
262 syslog(LOG_ERR, "pwrite failed: %s", strerror(errno)); in main()
/kernel/linux/linux-6.6/tools/hv/
H A Dhv_fcopy_daemon.c93 bytes_written = pwrite(target_fd, cpmsg->data, cpmsg->size, in hv_copy_data()
106 syslog(LOG_ERR, "pwrite failed to write %llu bytes: %ld (%s)", in hv_copy_data()
257 * pwrite() may return an error due to the faked CANCEL_FCOPY in main()
261 if (pwrite(fcopy_fd, &error, sizeof(int), 0) != sizeof(int)) { in main()
262 syslog(LOG_ERR, "pwrite failed: %s", strerror(errno)); in main()
/kernel/liteos_a/fs/vfs/operation/
H A Dvfs_writev.c126 : pwrite(fd, buf, bytestowrite, *offset); in vfs_writev()
/kernel/linux/linux-6.6/tools/testing/selftests/iommu/
H A Diommufd_fail_nth.c130 res2 = pwrite(nth_state->proc_fd, disable_nth, in fail_nth_next()
133 res2 = pwrite(nth_state->proc_fd, disable_nth, in fail_nth_next()
169 ASSERT_EQ(len, pwrite(nth_state->proc_fd, buf, len, 0)); in __fail_nth_enable()
/kernel/linux/linux-5.10/drivers/gpu/drm/i915/gem/
H A Di915_gem_object_types.h61 int (*pwrite)(struct drm_i915_gem_object *obj, member
H A Di915_gem_phys.c200 .pwrite = phys_pwrite,
H A Di915_gem_shmem.c365 * races pwrite with any other operation; corruption will ensue - in shmem_pwrite()
441 .pwrite = shmem_pwrite,
/kernel/linux/linux-5.10/tools/perf/util/
H A Dcopyfile.c58 ssize_t ret = pwrite(ofd, ptr + off_in, size, off_out); in copyfile_offset()
H A Dtrace-event-info.c77 if (hdr_sz && pwrite(output_fd, sizep, hdr_sz, hdr_pos) < 0) { in record_file()
/kernel/linux/linux-6.6/tools/perf/util/
H A Dcopyfile.c58 ssize_t ret = pwrite(ofd, ptr + off_in, size, off_out); in copyfile_offset()
/kernel/linux/linux-6.6/drivers/gpu/drm/i915/gem/
H A Di915_gem_object_types.h86 int (*pwrite)(struct drm_i915_gem_object *obj, member
H A Di915_gem_shmem.c455 * races pwrite with any other operation; corruption will ensue - in shmem_pwrite()
539 .pwrite = shmem_pwrite,
/kernel/uniproton/src/fs/
H A Dfs.c193 ssize_t pwrite(int fd, const void *buf, size_t nbyte, off_t offset) in pwrite() function
/kernel/linux/linux-6.6/tools/testing/selftests/kvm/
H A Daccess_tracking_perf_test.c122 TEST_ASSERT(pwrite(page_idle_fd, &bits, 8, 8 * (pfn / 64)) == 8, in mark_page_idle()
/kernel/linux/linux-6.6/tools/testing/selftests/mm/
H A Dmemfd_secret.c53 (pwrite(fd, buf, sizeof(buf), 0) >= 0)) in test_file_apis()
/kernel/linux/linux-5.10/tools/testing/selftests/memfd/
H A Dmemfd_test.c566 l = pwrite(fd, buf, mfd_def_size * 8, 0); in mfd_assert_grow_write()
568 printf("pwrite() failed: %m\n"); in mfd_assert_grow_write()
590 l = pwrite(fd, buf, mfd_def_size * 8, 0); in mfd_fail_grow_write()
592 printf("pwrite() didn't fail as expected\n"); in mfd_fail_grow_write()
/kernel/linux/linux-5.10/arch/um/os-Linux/
H A Dfile.c302 int n = pwrite(fd, (void *) buf, len, offset); in os_pwrite_file()
/kernel/linux/linux-6.6/arch/um/os-Linux/
H A Dfile.c302 int n = pwrite(fd, (void *) buf, len, offset); in os_pwrite_file()

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