[PATCH v3 4/7] baseband/acc: acc100 fix queue mapping to 64 bits
Maxime Coquelin
maxime.coquelin at redhat.com
Tue Jan 17 11:49:58 CET 2023
On 1/12/23 20:36, Hernan Vargas wrote:
> Fix potential overflow for Q mapping extension to 64 bits.
>
> Fixes: 32e8b7ea35d ("baseband/acc100: refactor to segregate common code")
>
> Signed-off-by: Hernan Vargas <hernan.vargas at intel.com>
> ---
> drivers/baseband/acc/rte_acc100_pmd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/baseband/acc/rte_acc100_pmd.c b/drivers/baseband/acc/rte_acc100_pmd.c
> index eb18cc2215..3660d3b240 100644
> --- a/drivers/baseband/acc/rte_acc100_pmd.c
> +++ b/drivers/baseband/acc/rte_acc100_pmd.c
> @@ -662,7 +662,7 @@ acc100_find_free_queue_idx(struct rte_bbdev *dev,
> for (aq_idx = 0; aq_idx < qtop->num_aqs_per_groups; aq_idx++) {
> if (((d->q_assigned_bit_map[group_idx] >> aq_idx) & 0x1) == 0) {
> /* Mark the Queue as assigned */
> - d->q_assigned_bit_map[group_idx] |= (1 << aq_idx);
> + d->q_assigned_bit_map[group_idx] |= (1ULL << aq_idx);
> /* Report the AQ Index */
> return (group_idx << ACC100_GRP_ID_SHIFT) + aq_idx;
> }
Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>
Thanks,
Maxime
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