From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.lysator.liu.se (mail.lysator.liu.se [130.236.254.3]) by dpdk.org (Postfix) with ESMTP id 572FF1B21A for ; Wed, 24 Apr 2019 09:52:33 +0200 (CEST) Received: from mail.lysator.liu.se (localhost [127.0.0.1]) by mail.lysator.liu.se (Postfix) with ESMTP id B37834001B for ; Wed, 24 Apr 2019 09:52:32 +0200 (CEST) Received: by mail.lysator.liu.se (Postfix, from userid 1004) id A149740016; Wed, 24 Apr 2019 09:52:32 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on bernadotte.lysator.liu.se X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=disabled version=3.4.1 X-Spam-Score: -1.0 Received: from [192.168.1.59] (host-95-192-230-180.mobileonline.telia.com [95.192.230.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.lysator.liu.se (Postfix) with ESMTPSA id 6C9BD4000B; Wed, 24 Apr 2019 09:52:31 +0200 (CEST) From: =?UTF-8?Q?Mattias_R=c3=b6nnblom?= To: Stephen Hemminger Cc: Neil Horman , dev@dpdk.org References: <20190419212138.17422-2-mattias.ronnblom@ericsson.com> <20190422113420.GA22056@hmswarspite.think-freely.org> <5a7b8741-da7f-7322-e57f-59d00d7bcde2@ericsson.com> <75537445-7cf0-f86a-4052-5ee69c83f7eb@ericsson.com> <20190423083124.53481256@hermes.lan> <57db6e4d-6883-5b71-0ba2-654cfec6f9c9@ericsson.com> Message-ID: Date: Wed, 24 Apr 2019 09:52:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <57db6e4d-6883-5b71-0ba2-654cfec6f9c9@ericsson.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Virus-Scanned: ClamAV using ClamSMTP Subject: Re: [dpdk-dev] [RFC v2 1/2] eal: replace libc-based random number generation with LFSR X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Apr 2019 07:52:33 -0000 On 2019-04-23 19:17, Mattias Rönnblom wrote: > On 2019-04-23 17:31, Stephen Hemminger wrote: >> On Mon, 22 Apr 2019 19:44:39 +0200 >> Mattias Rönnblom wrote: >> >>> On 2019-04-22 17:52, Mattias Rönnblom wrote: >>>> On 2019-04-22 13:34, Neil Horman wrote: >>>>>> +uint64_t __rte_experimental >>>>>> +rte_rand(void) >>>>> Do you really want to mark this as experimental?  I know it will >>>>> trigger the >>>>> symbol checker with a warning if you don't, but this function already >>>>> existed >>>>> previously and was accepted as part of the ABI.  Given that the >>>>> prototype hasn't >>>>> changed, I think you just need to accept it as a non-experimental >>>>> function >>>> >>>> I'll remove the experimental tag and move it into the 19_05 section >>>> (without suggesting it should go into 19.05). That maneuver seems >>>> not to >>>> trigger any build warnings/errors. >>> >>> OK, so that wasn't true. It does trigger a build error, courtesy of >>> buildtools/check-experimental-syms.sh. >>> >>> I can't see any obvious way around it. Ideas, anyone? >> >> Ignore the error, the build tool is not smart enough for this kind of >> change. >> > > It stops the build. OK, so what was the way of a successful build was not the check-experimental-syms.sh script, but my incompetence. I had listed rte_rand in both the 19_05 section, and the EXPERIMENTAL section. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id F2B68A05D3 for ; Wed, 24 Apr 2019 09:52:35 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 3B7F91B4E0; Wed, 24 Apr 2019 09:52:34 +0200 (CEST) Received: from mail.lysator.liu.se (mail.lysator.liu.se [130.236.254.3]) by dpdk.org (Postfix) with ESMTP id 572FF1B21A for ; Wed, 24 Apr 2019 09:52:33 +0200 (CEST) Received: from mail.lysator.liu.se (localhost [127.0.0.1]) by mail.lysator.liu.se (Postfix) with ESMTP id B37834001B for ; Wed, 24 Apr 2019 09:52:32 +0200 (CEST) Received: by mail.lysator.liu.se (Postfix, from userid 1004) id A149740016; Wed, 24 Apr 2019 09:52:32 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.1 (2015-04-28) on bernadotte.lysator.liu.se X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED autolearn=disabled version=3.4.1 X-Spam-Score: -1.0 Received: from [192.168.1.59] (host-95-192-230-180.mobileonline.telia.com [95.192.230.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.lysator.liu.se (Postfix) with ESMTPSA id 6C9BD4000B; Wed, 24 Apr 2019 09:52:31 +0200 (CEST) From: =?UTF-8?Q?Mattias_R=c3=b6nnblom?= To: Stephen Hemminger Cc: Neil Horman , dev@dpdk.org References: <20190419212138.17422-2-mattias.ronnblom@ericsson.com> <20190422113420.GA22056@hmswarspite.think-freely.org> <5a7b8741-da7f-7322-e57f-59d00d7bcde2@ericsson.com> <75537445-7cf0-f86a-4052-5ee69c83f7eb@ericsson.com> <20190423083124.53481256@hermes.lan> <57db6e4d-6883-5b71-0ba2-654cfec6f9c9@ericsson.com> Message-ID: Date: Wed, 24 Apr 2019 09:52:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <57db6e4d-6883-5b71-0ba2-654cfec6f9c9@ericsson.com> Content-Type: text/plain; charset="UTF-8"; format="flowed" Content-Language: en-US Content-Transfer-Encoding: 8bit X-Virus-Scanned: ClamAV using ClamSMTP Subject: Re: [dpdk-dev] [RFC v2 1/2] eal: replace libc-based random number generation with LFSR X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Message-ID: <20190424075230.IlDpSdhhP_8lCoQer0hzH2hWPhPrI8ZzBxhi_BN7N8w@z> On 2019-04-23 19:17, Mattias Rönnblom wrote: > On 2019-04-23 17:31, Stephen Hemminger wrote: >> On Mon, 22 Apr 2019 19:44:39 +0200 >> Mattias Rönnblom wrote: >> >>> On 2019-04-22 17:52, Mattias Rönnblom wrote: >>>> On 2019-04-22 13:34, Neil Horman wrote: >>>>>> +uint64_t __rte_experimental >>>>>> +rte_rand(void) >>>>> Do you really want to mark this as experimental?  I know it will >>>>> trigger the >>>>> symbol checker with a warning if you don't, but this function already >>>>> existed >>>>> previously and was accepted as part of the ABI.  Given that the >>>>> prototype hasn't >>>>> changed, I think you just need to accept it as a non-experimental >>>>> function >>>> >>>> I'll remove the experimental tag and move it into the 19_05 section >>>> (without suggesting it should go into 19.05). That maneuver seems >>>> not to >>>> trigger any build warnings/errors. >>> >>> OK, so that wasn't true. It does trigger a build error, courtesy of >>> buildtools/check-experimental-syms.sh. >>> >>> I can't see any obvious way around it. Ideas, anyone? >> >> Ignore the error, the build tool is not smart enough for this kind of >> change. >> > > It stops the build. OK, so what was the way of a successful build was not the check-experimental-syms.sh script, but my incompetence. I had listed rte_rand in both the 19_05 section, and the EXPERIMENTAL section.