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authormdf <mdf@FreeBSD.org>2010-10-19 16:06:00 +0000
committermdf <mdf@FreeBSD.org>2010-10-19 16:06:00 +0000
commit3f66b926771c75cf92084431cf4f12eecfd68413 (patch)
tree831707880f4bd04c7cad195045b95a95f37ab310 /share
parentf75a446d3c1a739748d2b754bed562e2fb1be7e2 (diff)
downloadFreeBSD-src-3f66b926771c75cf92084431cf4f12eecfd68413.zip
FreeBSD-src-3f66b926771c75cf92084431cf4f12eecfd68413.tar.gz
uma_zfree(zone, NULL) should do nothing, to match free(9).
Noticed by: Ron Steinke <rsteinke at isilon dot com> MFC after: 3 days
Diffstat (limited to 'share')
-rw-r--r--share/man/man9/zone.97
1 files changed, 7 insertions, 0 deletions
diff --git a/share/man/man9/zone.9 b/share/man/man9/zone.9
index 304b7f0..a2132b5 100644
--- a/share/man/man9/zone.9
+++ b/share/man/man9/zone.9
@@ -153,6 +153,13 @@ Items are released back to the zone from which they were allocated by
calling
.Fn uma_zfree
with a pointer to the zone and a pointer to the item.
+If
+.Fa item
+is
+.Dv NULL ,
+then
+.Fn uma_zfree
+does nothing.
.Pp
The variations
.Fn uma_zalloc_arg
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