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scripts: zfs.sh: explicitly unload all modules via rmmod 

modprobe -r only works for depmodded modules, but this also means we
have to re-iterate legacy modules, and in the right order

Reviewed-by: Brian Atkinson <batkinson@lanl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #13356
This commit is contained in:
наб 2022-04-21 13:32:06 +02:00 committed by Brian Behlendorf
parent bee24d6929
commit c8871ff784
1 changed files with 7 additions and 4 deletions
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11
scripts/zfs.sh
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@ -18,7 +18,7 @@ STACK_TRACER="no"
ZED_PIDFILE=${ZED_PIDFILE:-/var/run/zed.pid} ZED_PIDFILE=${ZED_PIDFILE:-/var/run/zed.pid}
LDMOD=${LDMOD:-/sbin/modprobe} LDMOD=${LDMOD:-/sbin/modprobe}
DELMOD=${DELMOD:-/sbin/modprobe -r} DELMOD=${DELMOD:-/sbin/rmmod}
KMOD_ZLIB_DEFLATE=${KMOD_ZLIB_DEFLATE:-zlib_deflate} KMOD_ZLIB_DEFLATE=${KMOD_ZLIB_DEFLATE:-zlib_deflate}
KMOD_ZLIB_INFLATE=${KMOD_ZLIB_INFLATE:-zlib_inflate} KMOD_ZLIB_INFLATE=${KMOD_ZLIB_INFLATE:-zlib_inflate}
@ -162,9 +162,12 @@ unload_modules_freebsd() {
} }
unload_modules_linux() { unload_modules_linux() {
NAME="${KMOD_ZFS##*/}" legacy_kmods="icp zzstd zlua zcommon zunicode znvpair zavl"
NAME="${NAME%.ko}" for KMOD in "$KMOD_ZFS" $legacy_kmods "$KMOD_SPL"; do
! [ -d "/sys/module/$NAME" ] || $DELMOD "$NAME" || return NAME="${KMOD##*/}"
NAME="${NAME%.ko}"
! [ -d "/sys/module/$NAME" ] || $DELMOD "$NAME" || return
done
if [ "$VERBOSE" = "yes" ]; then if [ "$VERBOSE" = "yes" ]; then
echo "Successfully unloaded ZFS module stack" echo "Successfully unloaded ZFS module stack"