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-rw-r--r--Grow.c16
-rw-r--r--mdadm.h4
-rw-r--r--super-intel.c2
3 files changed, 15 insertions, 7 deletions
diff --git a/Grow.c b/Grow.c
index 5fd44aa..8c7bafc 100644
--- a/Grow.c
+++ b/Grow.c
@@ -650,7 +650,7 @@ static void wait_reshape(struct mdinfo *sra)
static int reshape_super(struct supertype *st, long long size, int level,
int layout, int chunksize, int raid_disks,
int delta_disks, char *backup_file, char *dev,
- int verbose)
+ int direction, int verbose)
{
/* nothing extra to check in the native case */
if (!st->ss->external)
@@ -664,7 +664,7 @@ static int reshape_super(struct supertype *st, long long size, int level,
return st->ss->reshape_super(st, size, level, layout, chunksize,
raid_disks, delta_disks, backup_file, dev,
- verbose);
+ direction, verbose);
}
static void sync_metadata(struct supertype *st)
@@ -1631,7 +1631,7 @@ int Grow_reshape(char *devname, int fd, int quiet, char *backup_file,
orig_size = array.size;
if (reshape_super(st, size, UnSet, UnSet, 0, 0, UnSet, NULL,
- devname, !quiet)) {
+ devname, APPLY_METADATA_CHANGES, !quiet)) {
rv = 1;
goto release;
}
@@ -1697,7 +1697,9 @@ int Grow_reshape(char *devname, int fd, int quiet, char *backup_file,
/* restore metadata */
if (reshape_super(st, orig_size, UnSet, UnSet, 0, 0,
- UnSet, NULL, devname, !quiet) == 0)
+ UnSet, NULL, devname,
+ ROLLBACK_METADATA_CHANGES,
+ !quiet) == 0)
sync_metadata(st);
fprintf(stderr, Name ": Cannot set device size for %s: %s\n",
devname, strerror(err));
@@ -1909,7 +1911,8 @@ int Grow_reshape(char *devname, int fd, int quiet, char *backup_file,
if (reshape_super(st, info.component_size, info.new_level,
info.new_layout, info.new_chunk,
info.array.raid_disks, info.delta_disks,
- backup_file, devname, quiet)) {
+ backup_file, devname, APPLY_METADATA_CHANGES,
+ quiet)) {
rv = 1;
goto release;
}
@@ -2608,7 +2611,8 @@ int reshape_container(char *container, char *devname,
reshape_super(st, -1, info->new_level,
info->new_layout, info->new_chunk,
info->array.raid_disks, info->delta_disks,
- backup_file, devname, quiet)) {
+ backup_file, devname, APPLY_METADATA_CHANGES,
+ quiet)) {
unfreeze(st);
return 1;
}
diff --git a/mdadm.h b/mdadm.h
index 9f58800..686d4b4 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -740,9 +740,13 @@ extern struct superswitch {
* initialized to indicate if reshape is being performed at the
* container or subarray level
*/
+#define APPLY_METADATA_CHANGES 1
+#define ROLLBACK_METADATA_CHANGES 0
+
int (*reshape_super)(struct supertype *st, long long size, int level,
int layout, int chunksize, int raid_disks,
int delta_disks, char *backup, char *dev,
+ int direction,
int verbose); /* optional */
int (*manage_reshape)( /* optional */
int afd, struct mdinfo *sra, struct reshape *reshape,
diff --git a/super-intel.c b/super-intel.c
index ac8922f..32a53d1 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -10018,7 +10018,7 @@ int imsm_takeover(struct supertype *st, struct geo_params *geo)
static int imsm_reshape_super(struct supertype *st, long long size, int level,
int layout, int chunksize, int raid_disks,
int delta_disks, char *backup, char *dev,
- int verbose)
+ int direction, int verbose)
{
int ret_val = 1;
struct geo_params geo;