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[media] DocBook: EAGAIN == EWOULDBLOCK

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Merge the two entries since they are one and the same error.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-09-21 08:32:49 -03:00 committed by Mauro Carvalho Chehab
parent 7c287e91ff
commit 6473262e80
1 changed files with 3 additions and 6 deletions
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9
Documentation/DocBook/media/v4l/gen-errors.xml
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@ -7,10 +7,12 @@
<tbody valign="top">
<!-- Keep it ordered alphabetically -->
<row>
<entry>EAGAIN</entry>
<entry>EAGAIN (aka EWOULDBLOCK)</entry>
<entry>The ioctl can't be handled because the device is in state where
it can't perform it. This could happen for example in case where
device is sleeping and ioctl is performed to query statistics.
It is also returned when the ioctl would need to wait
for an event, but the device was opened in non-blocking mode.
</entry>
</row>
<row>
@ -63,11 +65,6 @@
permission, or some special capabilities is needed
(e. g. root)</entry>
</row>
<row>
<entry>EWOULDBLOCK</entry>
<entry>Operation would block. Used when the ioctl would need to wait
for an event, but the device was opened in non-blocking mode.</entry>
</row>
</tbody>
</tgroup>
</table>