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Searched refs:pread (Results 1 – 15 of 15) 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()
116 split = (rbuf->pread + len > rbuf->size) ? rbuf->size - rbuf->pread : 0; in dvb_ringbuffer_read_user()
118 if (copy_to_user(buf, rbuf->data+rbuf->pread, split)) in dvb_ringbuffer_read_user()
122 rbuf->pread = 0; in dvb_ringbuffer_read_user()
124 if (copy_to_user(buf, rbuf->data+rbuf->pread, todo)) in dvb_ringbuffer_read_user()
[all …]
Ddvb_ringbuffer.h36 ssize_t pread; member
106 (rbuf)->data[((rbuf)->pread+(offs))%(rbuf)->size]
110 (rbuf)->pread=((rbuf)->pread+(num))%(rbuf)->size
/linux-4.1.27/tools/power/x86/x86_energy_perf_policy/
Dx86_energy_perf_policy.c202 retval = pread(fd, &msr, sizeof msr, offset); in get_msr()
226 retval = pread(fd, &old_msr, sizeof old_msr, offset); in put_msr()
/linux-4.1.27/tools/hv/
Dhv_fcopy_daemon.c189 len = pread(fcopy_fd, buffer, (4096 * 2), 0); in main()
/linux-4.1.27/tools/testing/selftests/vm/
Dtranshuge-stress.c46 if (pread(pagemap_fd, ent, sizeof(ent), in allocate_transhuge()
/linux-4.1.27/arch/um/drivers/
Dcow_user.c272 return pread(fd, buf, len, offset); in file_reader()
/linux-4.1.27/Documentation/zh_CN/filesystems/
Dsysfs.txt199 向后搜索到零或使用‘0’偏移执行一个pread(2)操作,show()方法将
/linux-4.1.27/tools/lguest/
Dlguest.c410 r = pread(fd, addr, len, offset); in map_at()
1525 if (pread(lguest_fd, &r, sizeof(r), cpu_id) != sizeof(r)) in getreg_off()
3159 readval = pread(lguest_fd, &notify, sizeof(notify), cpu_id); in run_guest()
3175 pread(lguest_fd, reason, sizeof(reason)-1, cpu_id); in run_guest()
/linux-4.1.27/tools/vm/
Dpage-types.c265 bytes = pread(fd, buf, count * 8, (off_t)index * 8); in do_u64_read()
/linux-4.1.27/tools/perf/util/
Ddso.c587 ret = pread(dso->data.fd, cache->data, DSO__DATA_CACHE_SIZE, cache_offset); in dso_cache__read()
/linux-4.1.27/Documentation/filesystems/
Dsysfs.txt190 zero or does a pread(2) with an offset of '0' the show() method will
Dspufs.txt58 read(2), pread(2), write(2), pwrite(2), lseek(2)
Dproc.txt1516 is simply the sum of bytes which this process passed to read() and pread().
1535 and pread().
/linux-4.1.27/drivers/media/pci/ttpci/
Dav7110_av.c277 (unsigned long) buf->pread, (unsigned long) buf->pwrite); in av7110_pes_play()
/linux-4.1.27/tools/power/x86/turbostat/
Dturbostat.c272 retval = pread(fd, msr, sizeof *msr, offset); in get_msr()