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Note that functions alq_flush() and alq_post() should not be called in

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contexts where sleeping is disallowed.

Pointed out by:	ru
This commit is contained in:
Joseph Koshy 2005-02-05 02:39:07 +00:00
parent 8364446643
commit a4230398d3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=141338
1 changed files with 4 additions and 1 deletions
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share/man/man9/alq.9
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@ -187,7 +187,10 @@ can be avoided for performance critical code paths.
.Sh LOCKING
Each asynchronous queue is protected by a spin mutex.
.Pp
Function
Functions
.Fn alq_flush ,
.Fn alq_open
and
.Fn alq_post
may attempt to acquire an internal sleep mutex, and should
consequently not be used in contexts where sleeping is