Re: [PATCH] THE INITIAL VALUE OF wp_offset MAY BE NOT THE POWER OF 2
From: Johannes Thumshirn
Date: Tue Dec 10 2024 - 02:09:20 EST
On 10.12.24 07:24, Atharva Tiwari wrote:
> Signed-off-by: Atharva Tiwari <evepolonium@xxxxxxxxx>
> ---
You at least need to state why.
> block/blk-zoned.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/block/blk-zoned.c b/block/blk-zoned.c
> index 263e28b72053..60f8bddf9295 100644
> --- a/block/blk-zoned.c
> +++ b/block/blk-zoned.c
> @@ -1,3 +1,4 @@
> +
> // SPDX-License-Identifier: GPL-2.0
> /*
> * Zoned block device handling
> @@ -530,7 +531,7 @@ static struct blk_zone_wplug *disk_get_and_lock_zone_wplug(struct gendisk *disk,
> spin_lock_init(&zwplug->lock);
> zwplug->flags = 0;
> zwplug->zone_no = zno;
> - zwplug->wp_offset = sector & (disk->queue->limits.chunk_sectors - 1);
> + zwplug->wp_offset = bdev_offset_from_zone_start(disk->part0, sector);
> bio_list_init(&zwplug->bio_list);
> INIT_WORK(&zwplug->bio_work, blk_zone_wplug_bio_work);
> zwplug->disk = disk;