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Searched refs:pwrite (Results 1 – 11 of 11) sorted by relevance

/linux-4.1.27/drivers/media/dvb-core/
Ddvb_ringbuffer.c44 rbuf->pread=rbuf->pwrite=0; in dvb_ringbuffer_init()
58 return (rbuf->pread==rbuf->pwrite); in dvb_ringbuffer_empty()
67 free = rbuf->pread - rbuf->pwrite; in dvb_ringbuffer_free()
79 avail = rbuf->pwrite - rbuf->pread; in dvb_ringbuffer_avail()
89 rbuf->pread = rbuf->pwrite; in dvb_ringbuffer_flush()
96 rbuf->pread = rbuf->pwrite = 0; in dvb_ringbuffer_reset()
155 split = (rbuf->pwrite + len > rbuf->size) ? rbuf->size - rbuf->pwrite : 0; in dvb_ringbuffer_write()
158 memcpy(rbuf->data+rbuf->pwrite, buf, split); in dvb_ringbuffer_write()
161 rbuf->pwrite = 0; in dvb_ringbuffer_write()
163 memcpy(rbuf->data+rbuf->pwrite, buf, todo); in dvb_ringbuffer_write()
[all …]
Ddvb_ringbuffer.h37 ssize_t pwrite; member
127 { (rbuf)->data[(rbuf)->pwrite]=(byte); \
128 (rbuf)->pwrite=((rbuf)->pwrite+1)%(rbuf)->size; }
/linux-4.1.27/tools/hv/
Dhv_fcopy_daemon.c102 bytes_written = pwrite(target_fd, cpmsg->data, cpmsg->size, in hv_copy_data()
216 if (pwrite(fcopy_fd, &error, sizeof(int), 0) != sizeof(int)) { in main()
/linux-4.1.27/tools/power/x86/x86_energy_perf_policy/
Dx86_energy_perf_policy.c233 retval = pwrite(fd, &new_msr, sizeof new_msr, offset); in put_msr()
/linux-4.1.27/tools/testing/selftests/memfd/
Dmemfd_test.c472 l = pwrite(fd, buf, sizeof(buf), 0); in mfd_assert_grow_write()
486 l = pwrite(fd, buf, sizeof(buf), 0); in mfd_fail_grow_write()
/linux-4.1.27/tools/perf/util/
Dtrace-event-info.c94 if (hdr_sz && pwrite(output_fd, sizep, hdr_sz, hdr_pos) < 0) { in record_file()
Dheader.c785 if (pwrite(fd, &pmu_num, sizeof(pmu_num), offset) != sizeof(pmu_num)) { in write_pmu_mappings()
/linux-4.1.27/Documentation/filesystems/
Dspufs.txt58 read(2), pread(2), write(2), pwrite(2), lseek(2)
60 write(2) and pwrite(2) are not supported beyond the end of the
Dproc.txt1543 write() and pwrite().
/linux-4.1.27/tools/lguest/
Dlguest.c1523 if (pwrite(lguest_fd, args, sizeof(args), cpu_id) < 0) in getreg_off()
1535 if (pwrite(lguest_fd, args, sizeof(args), cpu_id) < 0) in setreg_off()
/linux-4.1.27/drivers/media/pci/ttpci/
Dav7110_av.c277 (unsigned long) buf->pread, (unsigned long) buf->pwrite); in av7110_pes_play()