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-rw-r--r--mdadm.8.in13
-rw-r--r--mdadm.c4
2 files changed, 14 insertions, 3 deletions
diff --git a/mdadm.8.in b/mdadm.8.in
index 34a93a8..c89d901 100644
--- a/mdadm.8.in
+++ b/mdadm.8.in
@@ -2408,9 +2408,11 @@ or
.B \-\-update=
option. The supported options are
.BR name ,
-.B ppl
+.BR ppl ,
+.BR no\-ppl ,
+.BR bitmap
and
-.BR no\-ppl .
+.BR no\-bitmap .
The
.B name
@@ -2428,6 +2430,13 @@ and
options enable and disable PPL in the metadata. Currently supported only for
IMSM subarrays.
+The
+.B bitmap
+and
+.B no\-bitmap
+options enable and disable write-intent bitmap in the metadata. Currently supported only for
+IMSM subarrays.
+
.TP
.B \-\-examine
The device should be a component of an md array.
diff --git a/mdadm.c b/mdadm.c
index 493d70e..9a4317d 100644
--- a/mdadm.c
+++ b/mdadm.c
@@ -779,6 +779,8 @@ int main(int argc, char *argv[])
continue;
if (strcmp(c.update, "devicesize") == 0)
continue;
+ if (strcmp(c.update, "bitmap") == 0)
+ continue;
if (strcmp(c.update, "no-bitmap") == 0)
continue;
if (strcmp(c.update, "bbl") == 0)
@@ -827,7 +829,7 @@ int main(int argc, char *argv[])
fprintf(outf, "Valid --update options are:\n"
" 'sparc2.2', 'super-minor', 'uuid', 'name', 'nodes', 'resync',\n"
" 'summaries', 'homehost', 'home-cluster', 'byteorder', 'devicesize',\n"
- " 'no-bitmap', 'metadata', 'revert-reshape'\n"
+ " 'bitmap', 'no-bitmap', 'metadata', 'revert-reshape'\n"
" 'bbl', 'no-bbl', 'force-no-bbl', 'ppl', 'no-ppl'\n"
" 'layout-original', 'layout-alternate', 'layout-unspecified'\n"
);