From 087b79daafca6b6e1246268220cb782b12b20578 Mon Sep 17 00:00:00 2001
From: Utz-Uwe Haus <uhaus@cray.com>
Date: Wed, 19 May 2021 10:12:27 +0200
Subject: [PATCH] Add comment about new libfabric --with-kdreg=no default
---
configure.ac | 2 ++
1 file changed, 2 insertions(+)
diff --git a/configure.ac b/configure.ac
index b74f53f7..5e9274d4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -424,6 +424,8 @@ AS_IF([test "x$enable_ofi_pool_manager" = "xyes"], [
AS_IF([test ! -f $srcdir/deps/libfabric/configure],
[(cd $srcdir/deps/libfabric; ./autogen.sh)])
#AX_SUBDIRS_CONFIGURE([deps/libfabric],[[--enable-embedded],[--disable-rxm],[--disable-rxd],[--disable-psm]],[],[],[])
+ dnl Configuring without kdreg to fix issue https://gitlab.com/cerl/maestro/maestro-core/-/issues/117 which relates to https://github.com/ofiwg/libfabric/issues/5313
+ dnl Whether doing so creates a performance problem or not is still to be determined
AX_SUBDIRS_CONFIGURE([deps/libfabric],[[--enable-embedded],[--disable-rxd],[--disable-shm],[--disable-tcp],[--with-kdreg=no],[--enable-debug]],[],[],[])
AC_MSG_NOTICE([================== done preconfiguring private libfabric library build])
])
--
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