On 5/9/25 5:01 AM, Steve Siwinski wrote:
> The report zones buffer size is currently limited by the HBA's
> maximum segment count to ensure the buffer can be mapped. However,
> the block layer further limits the number of iovec entries to
> 1024 when allocating a bio.
>
> To avoid allocation of buffers too large to be mapped, further
> restrict the maximum buffer size to BIO_MAX_INLINE_VECS.
>
> Replace the UIO_MAXIOV symbolic name with the more contextually
> appropriate BIO_MAX_INLINE_VECS.
>
> Fixes: b091ac616846 ("sd_zbc: Fix report zones buffer allocation")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Steve Siwinski <ssiwinski@xxxxxxxx>
Looks good to me.
Reviewed-by: Damien Le Moal <dlemoal@xxxxxxxxxx>
--
Damien Le Moal
Western Digital Research
