On Thu, Jun 20, 2019 at 9:45 PM David Marchand <david.march...@redhat.com>
wrote:

>
>
> On Thu, Jun 20, 2019 at 8:26 PM Aaron Conole <acon...@redhat.com> wrote:
>
>> Gage Eads <gage.e...@intel.com> writes:
>>
>> > The functions rte_service_may_be_active(), rte_service_lcore_attr_get(),
>> > and rte_service_attr_reset_all() were introduced nearly a year ago in
>> DPDK
>> > 18.08. They can be considered non-experimental for the 19.08 release.
>> >
>> > rte_service_may_be_active() is used by eventdev and the sw PMD, and this
>> > commit allows them to not need any experimental API.
>> >
>> > Signed-off-by: Gage Eads <gage.e...@intel.com>
>> > ---
>> >  drivers/event/sw/Makefile                   |  1 -
>> >  drivers/event/sw/meson.build                |  1 -
>> >  lib/librte_eal/common/include/rte_service.h | 15 +++------------
>> >  lib/librte_eal/common/rte_service.c         |  6 +++---
>> >  lib/librte_eal/rte_eal_version.map          |  6 +++---
>> >  lib/librte_eventdev/Makefile                |  1 -
>> >  lib/librte_eventdev/meson.build             |  1 -
>> >  7 files changed, 9 insertions(+), 22 deletions(-)
>> >
>> > diff --git a/drivers/event/sw/Makefile b/drivers/event/sw/Makefile
>> > index 81236a392..c6600e836 100644
>> > --- a/drivers/event/sw/Makefile
>> > +++ b/drivers/event/sw/Makefile
>> > @@ -7,7 +7,6 @@ include $(RTE_SDK)/mk/rte.vars.mk
>> >  LIB = librte_pmd_sw_event.a
>> >
>> >  # build flags
>> > -CFLAGS += -DALLOW_EXPERIMENTAL_API
>> >  CFLAGS += -O3
>> >  CFLAGS += $(WERROR_FLAGS)
>> >  # for older GCC versions, allow us to initialize an event using
>> > diff --git a/drivers/event/sw/meson.build b/drivers/event/sw/meson.build
>> > index 30d221647..985012219 100644
>> > --- a/drivers/event/sw/meson.build
>> > +++ b/drivers/event/sw/meson.build
>> > @@ -1,7 +1,6 @@
>> >  # SPDX-License-Identifier: BSD-3-Clause
>> >  # Copyright(c) 2017 Intel Corporation
>> >
>> > -allow_experimental_apis = true
>>
>> I don't think you can remove these.  There are still some experimental
>> APIs (f.e. the rename for rte_cryptodev_sym_session_get_private_data
>> marked that function as experimental and it will cause build breakage).
>>
>> Maybe I'm mis understanding it?  It would be good to get verification
>> from Bruce whether that API should not be marked as experimental (it was
>> just a rename, so not sure...) - maybe that's a follow up for this
>> patch?
>>
>> See: https://travis-ci.com/ovsrobot/dpdk/jobs/209722145 for an example
>>
>> The odd thing is I only see it on the clang builds - perhaps it's a
>> missing definition for the clang compiler.
>>
>
> Erf, it looks like the __rte_experimental tag is affected by the order in
> the declaration of the symbol.
>
> --- a/lib/librte_cryptodev/rte_cryptodev.h
> +++ b/lib/librte_cryptodev/rte_cryptodev.h
> @@ -1245,7 +1245,7 @@ struct rte_cryptodev_asym_session *
> __rte_experimental
>   *  - On success return pointer to user data.
>   *  - On failure returns NULL.
>   */
> -void * __rte_experimental
> +__rte_experimental void *
>  rte_cryptodev_sym_session_get_user_data(
>                                         struct rte_cryptodev_sym_session
> *sess);
>
>
https://hastebin.com/micomogoqi.cs

Does it mean that the "void *" type had been marked as deprecated with the
previous syntax?
Requesting compiler experts assistance :-)


-- 
David Marchand

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