MFC r282574:

Remove references to Giant in namei(9).  This was removed in r241896.

ObsoleteFiles.inc

@@ -38,6 +38,8 @@
 #   xargs -n1 | sort | uniq -d;
 # done
 
+# 20150506
+OLD_FILES+=usr/share/man/man9/NDHASGIANT.9.gz
 # 20141205: convert sbin/mdconfig/tests to ATF format tests
 OLD_FILES+=usr/tests/sbin/mdconfig/legacy_test
 OLD_FILES+=usr/tests/sbin/mdconfig/mdconfig.test

share/man/man9/Makefile

@@ -1001,7 +1001,6 @@ MLINKS+=mutex.9 mtx_assert.9 \
 	mutex.9 mtx_unlock_spin.9 \
 	mutex.9 mtx_unlock_spin_flags.9
 MLINKS+=namei.9 NDFREE.9 \
-	namei.9 NDHASGIANT.9 \
 	namei.9 NDINIT.9
 MLINKS+=pbuf.9 getpbuf.9 \
 	pbuf.9 relpbuf.9 \

share/man/man9/namei.9

@@ -33,14 +33,13 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd March 1, 2012
+.Dd May 6, 2015
 .Dt NAMEI 9
 .Os
 .Sh NAME
 .Nm namei ,
 .Nm NDINIT ,
 .Nm NDFREE ,
-.Nm NDHASGIANT
 .Nd pathname translation and lookup operations
 .Sh SYNOPSIS
 .In sys/param.h
@@ -55,8 +54,6 @@
 .Fc
 .Ft void
 .Fn NDFREE "struct nameidata *ndp" "const uint flags"
-.Ft int
-.Fn NDHASGIANT "struct nameidata *ndp"
 .Sh DESCRIPTION
 The
 .Nm
@@ -73,16 +70,6 @@ or
 depending on whether the
 .Dv LOCKLEAF
 flag was specified or not.
-If the
-.Va Giant
-lock is required,
-.Nm
-will acquire it if the caller indicates it is
-.Dv MPSAFE ,
-in which case the caller must later release
-.Va Giant
-based on the results of
-.Fn NDHASGIANT .
 .Pp
 The
 .Fn NDINIT
@@ -362,6 +349,3 @@ In order to solve this for the cases where both
 and
 .Dv LOCKLEAF
 are used, it is necessary to resort to recursive locking.
-.Pp
-Non-MPSAFE file systems exist, requiring callers to conditionally unlock
-.Va Giant .