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Fix rendering issues in the documentation for the os module (#6525)

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Pablo Galindo 2018-04-25 18:48:27 +01:00 • committed by Serhiy Storchaka
parent 0977091dca
commit d6ef6db9ff
1 changed files with 16 additions and 4 deletions
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Doc/library/os.rst
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@ -1126,18 +1126,24 @@ or `the MSDN <https://msdn.microsoft.com/en-us/library/z0kc8e3z.aspx>`_ on Windo
.. versionadded:: 3.7 .. versionadded:: 3.7
.. data:: RWF_DSYNC (since Linux 4.7) .. data:: RWF_DSYNC
Provide a per-write equivalent of the O_DSYNC open(2) flag. This flag Provide a per-write equivalent of the O_DSYNC open(2) flag. This flag
is meaningful only for pwritev2(), and its effect applies only to the is meaningful only for pwritev2(), and its effect applies only to the
data range written by the system call. data range written by the system call.
Availability: Linux (version 4.7).
.. versionadded:: 3.7 .. versionadded:: 3.7
.. data:: RWF_SYNC (since Linux 4.7) .. data:: RWF_SYNC
Provide a per-write equivalent of the O_SYNC open(2) flag. This flag is Provide a per-write equivalent of the O_SYNC open(2) flag. This flag is
meaningful only for pwritev2(), and its effect applies only to the data meaningful only for pwritev2(), and its effect applies only to the data
range written by the system call. range written by the system call.
Availability: Linux (version 4.7).
.. versionadded:: 3.7 .. versionadded:: 3.7
@ -1260,16 +1266,20 @@ or `the MSDN <https://msdn.microsoft.com/en-us/library/z0kc8e3z.aspx>`_ on Windo
.. versionadded:: 3.7 .. versionadded:: 3.7
.. data:: RWF_HIPRI (since Linux 4.6) .. data:: RWF_HIPRI
High priority read/write. Allows block-based filesystems to use polling High priority read/write. Allows block-based filesystems to use polling
of the device, which provides lower latency, but may use additional of the device, which provides lower latency, but may use additional
resources. (Currently, this feature is usable only on a file descriptor resources. (Currently, this feature is usable only on a file descriptor
opened using the O_DIRECT flag.) opened using the O_DIRECT flag.)
Availability: Linux (version 4.6).
.. versionadded:: 3.7 .. versionadded:: 3.7
.. data:: RWF_NOWAIT (since Linux 4.14) .. data:: RWF_NOWAIT
Do not wait for data which is not immediately available. If this flag Do not wait for data which is not immediately available. If this flag
is specified, the preadv2() system call will return instantly is specified, the preadv2() system call will return instantly
if it would have to read data from the backing storage or wait for a lock. if it would have to read data from the backing storage or wait for a lock.
@ -1277,6 +1287,8 @@ or `the MSDN <https://msdn.microsoft.com/en-us/library/z0kc8e3z.aspx>`_ on Windo
read. If no bytes were read, it will return -1 and set errno to EAGAIN. read. If no bytes were read, it will return -1 and set errno to EAGAIN.
Currently, this flag is meaningful only for preadv2(). Currently, this flag is meaningful only for preadv2().
Availability: Linux (version 4.14).
.. versionadded:: 3.7 .. versionadded:: 3.7