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Document that getfsstat(2) called with MNT_NOWAIT skips file systems

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that are in the process of being unmounted.

Reviewed by:	des@ (earlier version)
MFC after:	1 month
This commit is contained in:
Edward Tomasz Napierala 2016-11-06 19:37:22 +00:00
parent 2b668041d1
commit 319f1fd2ea
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=308386
1 changed files with 3 additions and 1 deletions
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4
lib/libc/sys/getfsstat.2
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@ -28,7 +28,7 @@
.\" @(#)getfsstat.2 8.3 (Berkeley) 5/25/95
.\" $FreeBSD$
.\"
.Dd November 20, 2003
.Dd November 6, 2016
.Dt GETFSSTAT 2
.Os
.Sh NAME
@ -88,6 +88,8 @@ Thus, some of the information will be out of date, but
.Fn getfsstat
will not block waiting for information from a file system that is
unable to respond.
It will also skip any file system that is in the process of being
unmounted, even if the unmount would eventually fail.
.Sh RETURN VALUES
Upon successful completion, the number of
.Fa statfs