On 2021/03/26 16:39, Johannes Thumshirn wrote:
> Non-partitionable devices, like zoned block devices, aren't showing up in in
> /proc/partitions and therefore we cannot relay on it to get a device's
> size.
>
> Use blockdev --getsz to get the block device size.
>
> Cc: Naohiro Aota <naohiro.a...@wdc.com>
> Signed-off-by: Johannes Thumshirn <johannes.thumsh...@wdc.com>
>
> ---
> Changes to v1:
> - Use blockdev --getsz instead of sysfs (Nikolay/Damien)
> ---
> common/rc | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/common/rc b/common/rc
> index 1c814b9aabf1..40a9bfac31da 100644
> --- a/common/rc
> +++ b/common/rc
> @@ -3778,7 +3778,7 @@ _get_available_space()
> # return device size in kb
> _get_device_size()
> {
> - grep -w `_short_dev $1` /proc/partitions | awk '{print $3}'
> + blockdev --getsz $1
That is 512B sectors unit... This should be KB, no ?
> }
>
> # Make sure we actually have dmesg checking set up.
>
--
Damien Le Moal
Western Digital Research
