@@ -606,6 +606,7 @@ struct mtd_info *mtd_concat_create(struct mtd_info *subdev[], /* subdevices to c
concat->mtd.size = subdev[0]->size;
concat->mtd.erasesize = subdev[0]->erasesize;
concat->mtd.writesize = subdev[0]->writesize;
+ concat->mtd.writebufsize = subdev[0]->writebufsize;
concat->mtd.subpage_sft = subdev[0]->subpage_sft;
concat->mtd.oobsize = subdev[0]->oobsize;
concat->mtd.oobavail = subdev[0]->oobavail;
@@ -296,6 +296,7 @@ static struct mtd_part *add_one_partition(struct mtd_info *master,
slave->mtd.flags = master->flags & ~part->mask_flags;
slave->mtd.size = part->size;
slave->mtd.writesize = master->writesize;
+ slave->mtd.writebufsize = master->writebufsize;
slave->mtd.oobsize = master->oobsize;
slave->mtd.oobavail = master->oobavail;
slave->mtd.subpage_sft = master->subpage_sft;
Propagate the writebufsize to the partition's MTD object so that UBI can set correct value for it's minimal I/O size using the writebufsize field of MTD object of the partition. Signed-off-by: Holger Brunck <holger.brunck@keymile.com> --- drivers/mtd/mtdconcat.c | 1 + drivers/mtd/mtdpart.c | 1 + 2 files changed, 2 insertions(+), 0 deletions(-)