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path: root/drivers/md/dm-stripe.c
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Diffstat (limited to 'drivers/md/dm-stripe.c')
-rw-r--r--drivers/md/dm-stripe.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c
index b5e892149c54..bb907cb3e60d 100644
--- a/drivers/md/dm-stripe.c
+++ b/drivers/md/dm-stripe.c
@@ -169,6 +169,7 @@ static int stripe_ctr(struct dm_target *ti, unsigned int argc, char **argv)
ti->num_flush_bios = stripes;
ti->num_discard_bios = stripes;
+ ti->num_secure_erase_bios = stripes;
ti->num_write_same_bios = stripes;
ti->num_write_zeroes_bios = stripes;
@@ -295,6 +296,7 @@ static int stripe_map(struct dm_target *ti, struct bio *bio)
return DM_MAPIO_REMAPPED;
}
if (unlikely(bio_op(bio) == REQ_OP_DISCARD) ||
+ unlikely(bio_op(bio) == REQ_OP_SECURE_ERASE) ||
unlikely(bio_op(bio) == REQ_OP_WRITE_ZEROES) ||
unlikely(bio_op(bio) == REQ_OP_WRITE_SAME)) {
target_bio_nr = dm_bio_get_target_bio_nr(bio);
@@ -368,7 +370,6 @@ static void stripe_status(struct dm_target *ti, status_type_t type,
unsigned status_flags, char *result, unsigned maxlen)
{
struct stripe_c *sc = (struct stripe_c *) ti->private;
- char buffer[sc->stripes + 1];
unsigned int sz = 0;
unsigned int i;
@@ -377,11 +378,12 @@ static void stripe_status(struct dm_target *ti, status_type_t type,
DMEMIT("%d ", sc->stripes);
for (i = 0; i < sc->stripes; i++) {
DMEMIT("%s ", sc->stripe[i].dev->name);
- buffer[i] = atomic_read(&(sc->stripe[i].error_count)) ?
- 'D' : 'A';
}
- buffer[i] = '\0';
- DMEMIT("1 %s", buffer);
+ DMEMIT("1 ");
+ for (i = 0; i < sc->stripes; i++) {
+ DMEMIT("%c", atomic_read(&(sc->stripe[i].error_count)) ?
+ 'D' : 'A');
+ }
break;
case STATUSTYPE_TABLE: