LU-14627 utils: quiet spurious lustre_rmmod message

Quiet unnecessary "LNET ready to unload" message from lustre_rmmod.

Lustre-change: https://review.whamcloud.com/47116
Lustre-commit: TBD (from ee7aba2beabbf983ccffe8e4881e792943a15b09)

Fixes: 32304d863ae98 ("LU-14627 tests: Create unload_modules_local")
Test-Parameters: trivial
Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
Change-Id: I02efa36bbc1a3f4ab63767176ef53956dcafa589
Reviewed-on: https://review.whamcloud.com/47116
Tested-by: jenkins <devops@whamcloud.com>
Reviewed-by: Cyril Bordage <cbordage@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Chris Horn <chris.horn@hpe.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>

diff --git a/lustre/scripts/lustre_rmmod b/lustre/scripts/lustre_rmmod
index b31c34e..d8be9d3 100755 (executable)
--- a/lustre/scripts/lustre_rmmod
+++ b/lustre/scripts/lustre_rmmod
@@ -125,7 +125,7 @@ if $unload_all; then
        if [ -n "$(which lnetctl 2>/dev/null)" ]; then
                lnetctl lnet unconfigure 2>/dev/null
        elif [ -n "$(which lctl 2>/dev/null)" ]; then
-               lctl net down 2>/dev/null
+               lctl net down 2>/dev/null | grep -v "LNET ready to unload"
        fi
 fi