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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:14:24 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:14:24 +0000 |
| commit | 2a52f25b89f9c781d2c12d014354226ea2c13598 (patch) | |
| tree | b80137d1aa25be55602c98b5388327ab874bd1af /drivers/block/null_blk/zoned.c | |
| parent | Adding debian version 6.9.8-1. (diff) | |
| download | linux-2a52f25b89f9c781d2c12d014354226ea2c13598.tar.xz linux-2a52f25b89f9c781d2c12d014354226ea2c13598.zip | |
Merging upstream version 6.9.9.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/block/null_blk/zoned.c')
| -rw-r--r-- | drivers/block/null_blk/zoned.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/block/null_blk/zoned.c b/drivers/block/null_blk/zoned.c index 27928deccc..74d0418dda 100644 --- a/drivers/block/null_blk/zoned.c +++ b/drivers/block/null_blk/zoned.c @@ -84,6 +84,17 @@ int null_init_zoned_dev(struct nullb_device *dev, return -EINVAL; } + /* + * If a smaller zone capacity was requested, do not allow a smaller last + * zone at the same time as such zone configuration does not correspond + * to any real zoned device. + */ + if (dev->zone_capacity != dev->zone_size && + dev->size & (dev->zone_size - 1)) { + pr_err("A smaller last zone is not allowed with zone capacity smaller than zone size.\n"); + return -EINVAL; + } + zone_capacity_sects = mb_to_sects(dev->zone_capacity); dev_capacity_sects = mb_to_sects(dev->size); dev->zone_size_sects = mb_to_sects(dev->zone_size); |