Because capability memzone of compression does not have lookup call, second and subsequent devices cannot be created. Fixes: 0e6fff16a7a2 ("drivers: add multi process handling of capabilities in QAT") Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com> --- drivers/compress/qat/qat_comp_pmd.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/compress/qat/qat_comp_pmd.c b/drivers/compress/qat/qat_comp_pmd.c index ecf972a..034abad 100644 --- a/drivers/compress/qat/qat_comp_pmd.c +++ b/drivers/compress/qat/qat_comp_pmd.c @@ -726,9 +726,12 @@ qat_comp_dev_create(struct qat_pci_device *qat_pci_dev, break; } - comp_dev->capa_mz = rte_memzone_reserve(capa_memz_name, - capa_size, - rte_socket_id(), 0); + comp_dev->capa_mz = rte_memzone_lookup(capa_memz_name); + if (comp_dev->capa_mz == NULL) { + comp_dev->capa_mz = rte_memzone_reserve(capa_memz_name, + capa_size, + rte_socket_id(), 0); + } if (comp_dev->capa_mz == NULL) { QAT_LOG(DEBUG, "Error allocating memzone for capabilities, destroying PMD for %s", -- 2.1.0
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Arek Kusztal
> Sent: Wednesday, 8 July, 2020 11:44
> To: dev@dpdk.org
> Cc: akhil.goyal@nxp.com; Trahe, Fiona <fiona.trahe@intel.com>; Kusztal,
> ArkadiuszX <arkadiuszx.kusztal@intel.com>
> Subject: [dpdk-dev] [PATCH] drivers/qat: fix lacking memzone lookup in
> compression pmd
>
> Because capability memzone of compression does not have lookup call,
> second and subsequent devices cannot be created.
>
> Fixes: 0e6fff16a7a2 ("drivers: add multi process handling of capabilities in
> QAT")
>
> Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Adam Dybkowski <adamx.dybkowski@intel.com>
Tested-by: Jiang, YuX <yux.jiang@intel.com>
-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Dybkowski, AdamX
Sent: Monday, July 13, 2020 8:31 PM
To: Kusztal, ArkadiuszX <arkadiuszx.kusztal@intel.com>; dev@dpdk.org
Cc: akhil.goyal@nxp.com; Trahe, Fiona <fiona.trahe@intel.com>; Kusztal, ArkadiuszX <arkadiuszx.kusztal@intel.com>
Subject: Re: [dpdk-dev] [PATCH] drivers/qat: fix lacking memzone lookup in compression pmd
> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Arek Kusztal
> Sent: Wednesday, 8 July, 2020 11:44
> To: dev@dpdk.org
> Cc: akhil.goyal@nxp.com; Trahe, Fiona <fiona.trahe@intel.com>;
> Kusztal, ArkadiuszX <arkadiuszx.kusztal@intel.com>
> Subject: [dpdk-dev] [PATCH] drivers/qat: fix lacking memzone lookup in
> compression pmd
>
> Because capability memzone of compression does not have lookup call,
> second and subsequent devices cannot be created.
>
> Fixes: 0e6fff16a7a2 ("drivers: add multi process handling of
> capabilities in
> QAT")
>
> Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Adam Dybkowski <adamx.dybkowski@intel.com>
> Tested-by: Jiang, YuX <yux.jiang@intel.com>
>
> > Because capability memzone of compression does not have lookup call,
> > second and subsequent devices cannot be created.
> >
> > Fixes: 0e6fff16a7a2 ("drivers: add multi process handling of
> > capabilities in
> > QAT")
> >
> > Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
>
> Acked-by: Adam Dybkowski <adamx.dybkowski@intel.com>
Applied to dpdk-next-crypto
Thanks.