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protocol: clarify wl_shm_pool.resize

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Add a note that the request only changes the size of the memory mapping
and does not touch the mapped file.

Signed-off-by: Max Ihlenfeldt <mihlenfeldt@igalia.com>
This commit is contained in:
Max Ihlenfeldt 2021-12-15 18:14:56 +01:00 • committed by Simon Ser
parent eca836add5
commit 8893573651
1 changed files with 6 additions and 0 deletions
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6
protocol/wayland.xml
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@ -258,6 +258,12 @@
for the pool from the file descriptor passed when the pool was
created, but using the new size. This request can only be
used to make the pool bigger.
This request only changes the amount of bytes that are mmapped
by the server and does not touch the file corresponding to the
file descriptor passed at creation time. It is the client's
responsibility to ensure that the file is at least as big as
the new pool size.
</description>
<arg name="size" type="int" summary="new size of the pool, in bytes"/>
</request>