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Clarify what non-zero return values mean.

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Warner Losh 2006-11-25 22:34:01 +00:00
parent f9a047a1b7
commit 0cc1987013
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=164605
1 changed files with 4 additions and 2 deletions
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6
share/man/man9/config_intrhook.9
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@ -87,8 +87,10 @@ Specifically, hooks are run at
which is immeidately after the scheduler is started,
and just before the root file system device is discovered.
.Sh RETURN VALUES
Zero return values mean success.
Non-zero return values mean failure.
A zero return value means the hook was successfully added to the queue
(with either deferred or immediate execution).
A non-zero return value means the hook could not be added to the queue
because it was already on the queue.
.Sh SEE ALSO
.Xr DEVICE_ATTACH 9
.Sh HISTORY