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| author | jchesterfield@dhcp92.uk.xensource.com <jchesterfield@dhcp92.uk.xensource.com> | 2006-07-13 10:13:26 +0100 |
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| committer | jchesterfield@dhcp92.uk.xensource.com <jchesterfield@dhcp92.uk.xensource.com> | 2006-07-13 10:13:26 +0100 |
| commit | 0da81aa1d4a70baefa42b4e5ff1bbf670abc2711 (patch) | |
| tree | bb0c9f29e962352c1e9949f5e10699847fb2d652 /tools/libaio/man/io_queue_run.3 | |
| parent | 0929bd9fc08ffc28978dad3208422948adb46811 (diff) | |
| download | xen-0da81aa1d4a70baefa42b4e5ff1bbf670abc2711.tar.gz xen-0da81aa1d4a70baefa42b4e5ff1bbf670abc2711.tar.bz2 xen-0da81aa1d4a70baefa42b4e5ff1bbf670abc2711.zip | |
Added blktap support. Includes kernel driver (enabled as CONFIG_XEN_BLKDEV_TAP=y) and userspace tools. The userspace deamon (blktapctrl) is enabled by default when xend is activated. For further information on using and configuring blktap see tools/blktap/README.
Diffstat (limited to 'tools/libaio/man/io_queue_run.3')
| -rw-r--r-- | tools/libaio/man/io_queue_run.3 | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/tools/libaio/man/io_queue_run.3 b/tools/libaio/man/io_queue_run.3 new file mode 100644 index 0000000000..57dd417875 --- /dev/null +++ b/tools/libaio/man/io_queue_run.3 @@ -0,0 +1,50 @@ +.TH io_queue_run 2 2002-09-03 "Linux 2.4" "Linux AIO" +.SH NAME +io_queue_run \- Handle completed io requests +.SH SYNOPSIS +.nf +.B #include <errno.h> +.br +.sp +.B #include <libaio.h> +.br +.sp +.BI "int io_queue_run(io_context_t ctx );" +.sp +.fi +.SH DESCRIPTION +.B io_queue_run +Attempts to read all the events events from +the completion queue for the aio_context specified by ctx_id. +.SH "RETURN VALUES" +May return +0 if no events are available. +Will fail with -ENOSYS if not implemented. +.SH ERRORS +.TP +.B EFAULT +.I iocbs +referenced data outside of the program's accessible address space. +.TP +.B EINVAL +.I ctx +refers to an unitialized aio context, the iocb pointed to by +.I iocbs +contains an improperly initialized iocb, +.TP +.B ENOSYS +Not implemented +.SH "SEE ALSO" +.BR io(3), +.BR io_cancel(3), +.BR io_fsync(3), +.BR io_getevents(3), +.BR io_prep_fsync(3), +.BR io_prep_pread(3), +.BR io_prep_pwrite(3), +.BR io_queue_init(3), +.BR io_queue_release(3), +.BR io_queue_wait(3), +.BR io_set_callback(3), +.BR io_submit(3), +.BR errno(3) |