diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-12-06 08:04:09 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-12-12 12:19:10 -0700 |
| commit | 17f81f9d4b41d57e474975c3a5ca2a2c4c01e2ec (patch) | |
| tree | 61bfb04303bc9e828901abbd1adcc0e94c0b179d /drivers/mtd/mtd_blkdevs.c | |
| parent | fea9f92f1748083cb82049ed503be30c3d3a9b69 (diff) | |
mtd_blkdevs: don't scan partitions for plain mtdblock
mtdblock / mtdblock_ro set part_bits to 0 and thus nevever scanned
partitions. Restore that behavior by setting the GENHD_FL_NO_PART flag.
Fixes: 1ebe2e5f9d68e94c ("block: remove GENHD_FL_EXT_DEVT")
Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20211206070409.2836165-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/mtd/mtd_blkdevs.c')
| -rw-r--r-- | drivers/mtd/mtd_blkdevs.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c index 113f86df7603..243f28a3206b 100644 --- a/drivers/mtd/mtd_blkdevs.c +++ b/drivers/mtd/mtd_blkdevs.c @@ -346,7 +346,7 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) gd->minors = 1 << tr->part_bits; gd->fops = &mtd_block_ops; - if (tr->part_bits) + if (tr->part_bits) { if (new->devnum < 26) snprintf(gd->disk_name, sizeof(gd->disk_name), "%s%c", tr->name, 'a' + new->devnum); @@ -355,9 +355,11 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new) "%s%c%c", tr->name, 'a' - 1 + new->devnum / 26, 'a' + new->devnum % 26); - else + } else { snprintf(gd->disk_name, sizeof(gd->disk_name), "%s%d", tr->name, new->devnum); + gd->flags |= GENHD_FL_NO_PART; + } set_capacity(gd, ((u64)new->size * tr->blksize) >> 9); |