From: Ray Kinsella <mdr@ashroe.eu>
To: Ferruh Yigit <ferruh.yigit@intel.com>,
Neil Horman <nhorman@tuxdriver.com>,
Cristian Dumitrescu <cristian.dumitrescu@intel.com>,
Eelco Chaudron <echaudro@redhat.com>
Cc: dev@dpdk.org, Thomas Monjalon <thomas@monjalon.net>,
David Marchand <david.marchand@redhat.com>,
stable@dpdk.org, Luca Boccassi <bluca@debian.org>,
Bruce Richardson <bruce.richardson@intel.com>,
Ian Stokes <ian.stokes@intel.com>,
Andrzej Ostruszka <amo@semihalf.com>
Subject: Re: [dpdk-stable] [PATCH v3] meter: provide experimental alias of API for old apps
Date: Thu, 14 May 2020 16:10:01 +0100 [thread overview]
Message-ID: <03536d85-b222-cf49-5ee1-773e9b40bd7b@ashroe.eu> (raw)
In-Reply-To: <20200514115236.3293364-1-ferruh.yigit@intel.com>
On 14/05/2020 12:52, Ferruh Yigit wrote:
> On v20.02 some meter APIs have been matured and symbols moved from
> EXPERIMENTAL to DPDK_20.0.1 block.
>
> This can break the applications that were using these mentioned APIs on
> v19.11. Although there is no modification on the APIs and the action is
> positive and matures the APIs, the affect can be negative to
> applications.
>
> Since experimental APIs can change or go away without notice as part of
> contract, to prevent this negative affect that may occur by maturing
> experimental API, a process update already suggested, which enables
> aliasing without forcing it:
> https://patches.dpdk.org/patch/65863/
>
> This patch provides aliasing by duplicating the existing and versioned
> symbols as experimental.
>
> Since symbols moved from DPDK_20.0.1 to DPDK_21 block in the v20.05, the
> aliasing done between EXPERIMENTAL and DPDK_21.
>
> Also following changes done to enabling aliasing:
>
> Created VERSION_SYMBOL_EXPERIMENTAL helper macro.
>
> Updated the 'check-experimental-syms.sh' buildtool, which was
> complaining that the symbol is in EXPERIMENTAL tag in .map file but it
> is not in the .experimental section (__rte_experimental tag is missing).
> Updated tool in a way it won't complain if the symbol in the
> EXPERIMENTAL tag duplicated in some other block in .map file (versioned)
>
> Enabled function versioning for meson build for the library.
>
> Fixes: 30512af820fe ("meter: remove experimental flag from RFC4115 trTCM API")
> Cc: stable@dpdk.org
>
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
> ---
> Cc: Neil Horman <nhorman@tuxdriver.com>
> Cc: Thomas Monjalon <thomas@monjalon.net>
> Cc: Luca Boccassi <bluca@debian.org>
> Cc: David Marchand <david.marchand@redhat.com>
> Cc: Bruce Richardson <bruce.richardson@intel.com>
> Cc: Ian Stokes <ian.stokes@intel.com>
> Cc: Eelco Chaudron <echaudro@redhat.com>
> Cc: Andrzej Ostruszka <amo@semihalf.com>
> Cc: Ray Kinsella <mdr@ashroe.eu>
>
> v2:
> * Commit log updated
>
> v3:
> * added suggested comment to VERSION_SYMBOL_EXPERIMENTAL macro
> ---
[SNIP]
>
Acked-by: Ray Kinsella
next prev parent reply other threads:[~2020-05-14 15:10 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20200513121149.2283385-1-ferruh.yigit@intel.com>
2020-05-13 18:05 ` [dpdk-stable] [PATCH v2] " Ferruh Yigit
2020-05-14 8:44 ` Ray Kinsella
2020-05-14 11:53 ` Ferruh Yigit
2020-05-14 11:52 ` [dpdk-stable] [PATCH v3] " Ferruh Yigit
2020-05-14 15:10 ` Ray Kinsella [this message]
2020-05-14 15:32 ` David Marchand
2020-05-14 15:56 ` Ray Kinsella
2020-05-14 16:07 ` Ferruh Yigit
2020-05-14 16:30 ` David Marchand
2020-05-14 16:11 ` [dpdk-stable] [PATCH v4] " Ferruh Yigit
2020-05-15 13:31 ` Thomas Monjalon
2020-05-15 14:41 ` Ray Kinsella
2020-05-15 15:03 ` Ray Kinsella
2020-05-15 14:36 ` [dpdk-stable] [dpdk-dev] " Ray Kinsella
2020-05-15 15:01 ` Ray Kinsella
2020-05-17 19:52 ` [dpdk-stable] " Dumitrescu, Cristian
2020-05-18 6:29 ` Ray Kinsella
2020-05-18 9:22 ` Thomas Monjalon
2020-05-18 9:30 ` Ray Kinsella
2020-05-18 10:46 ` Thomas Monjalon
2020-05-18 11:18 ` Dumitrescu, Cristian
2020-05-18 11:49 ` Ray Kinsella
2020-05-18 11:48 ` Ray Kinsella
2020-05-18 12:13 ` Thomas Monjalon
2020-05-18 13:06 ` Ray Kinsella
2020-05-18 18:30 ` [dpdk-stable] [PATCH v5] " Ferruh Yigit
2020-05-19 12:16 ` [dpdk-stable] [PATCH v6] " Ferruh Yigit
2020-05-19 13:26 ` Dumitrescu, Cristian
2020-05-19 14:24 ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
2020-05-19 14:22 ` [dpdk-stable] " Ray Kinsella
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