diff options
Diffstat (limited to 'erts/doc/src/driver_entry.xml')
| -rw-r--r-- | erts/doc/src/driver_entry.xml | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/erts/doc/src/driver_entry.xml b/erts/doc/src/driver_entry.xml index f31b0cb18b..c37138e7b1 100644 --- a/erts/doc/src/driver_entry.xml +++ b/erts/doc/src/driver_entry.xml @@ -400,11 +400,11 @@ typedef struct erl_drv_entry { <tag><marker id="driver_flags"/>int driver_flags</tag> <item> - <p>This field is used to pass driver capability information to the - runtime system. If the <c>extended_marker</c> field equals - <c>ERL_DRV_EXTENDED_MARKER</c>, it should contain <c>0</c> or - driver flags (<c>ERL_DRV_FLAG_*</c>) ored bitwise. Currently - the following driver flags exist: + <p>This field is used to pass driver capability and other + information to the runtime system. If the + <c>extended_marker</c> field equals <c>ERL_DRV_EXTENDED_MARKER</c>, + it should contain <c>0</c> or driver flags (<c>ERL_DRV_FLAG_*</c>) + ored bitwise. Currently the following driver flags exist: </p> <taglist> <tag><c>ERL_DRV_FLAG_USE_PORT_LOCKING</c></tag> @@ -427,6 +427,12 @@ typedef struct erl_drv_entry { by the Erlang distribution (the behaviour has always been required by drivers used by the distribution). </item> + <tag><c>ERL_DRV_FLAG_NO_BUSY_MSGQ</c></tag> + <item>Disable busy port message queue functionality. For + more information, see the documentation of the + <seealso marker="erl_driver#erl_drv_busy_msgq_limits">erl_drv_busy_msgq_limits()</seealso> + function. + </item> </taglist> </item> <tag>void *handle2</tag> |