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From: Stephen Hemminger <stephen@networkplumber.org>
To: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, nd <nd@arm.com>
Subject: Re: [dpdk-dev] [PATCH v2 1/4] ring: future proof flag settings
Date: Fri, 24 Apr 2020 12:02:12 -0700
Message-ID: <20200424120212.3ff081c8@hermes.lan> (raw)
In-Reply-To: <DBBPR08MB4646EF5249C0EB15DB48CFED98D00@DBBPR08MB4646.eurprd08.prod.outlook.com>

On Fri, 24 Apr 2020 18:07:15 +0000
Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com> wrote:

> <snip>
> 
> > 
> > All API's should check that they support the flag values passed.
> > These checks ensure that the extra bits can safely be used without risk of ABI
> > breakage.
> > 
> > Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
> > ---
> >  lib/librte_ring/rte_ring.c | 10 ++++++++++
> >  1 file changed, 10 insertions(+)
> > 
> > diff --git a/lib/librte_ring/rte_ring.c b/lib/librte_ring/rte_ring.c index
> > ebe5ccf0de68..70685121581f 100644
> > --- a/lib/librte_ring/rte_ring.c
> > +++ b/lib/librte_ring/rte_ring.c
> > @@ -42,6 +42,9 @@ static struct rte_tailq_elem rte_ring_tailq = {  };
> >  EAL_REGISTER_TAILQ(rte_ring_tailq)
> > 
> > +/* mask of all valid flag values to ring_create() */
> > +#define RING_F_MASK	0x007F  
> Is it better to construct this using the actual flag #defines?

sure, but it gets long


  reply index

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-12 23:08 [dpdk-dev] [RFC 0/4] Enforce flag checking in API's Stephen Hemminger
2020-02-12 23:08 ` [dpdk-dev] [RFC 1/4] ring: future proof flag settings Stephen Hemminger
2020-02-13 11:12   ` Ananyev, Konstantin
2020-02-12 23:08 ` [dpdk-dev] [RFC 2/4] hash: check flags on creation Stephen Hemminger
2020-02-12 23:08 ` [dpdk-dev] [RFC 3/4] stack: " Stephen Hemminger
2020-02-12 23:08 ` [dpdk-dev] [RFC 4/4] cfgfile: check flags value Stephen Hemminger
2020-04-24 17:15 ` [dpdk-dev] [PATCH v2 0/4] enforce checking on flag values in API's Stephen Hemminger
2020-04-24 17:15   ` [dpdk-dev] [PATCH v2 1/4] ring: future proof flag settings Stephen Hemminger
2020-04-24 18:07     ` Honnappa Nagarahalli
2020-04-24 19:02       ` Stephen Hemminger [this message]
2020-04-25  9:20         ` Ananyev, Konstantin
2020-04-24 17:15   ` [dpdk-dev] [PATCH v2 2/4] hash: check flags on creation Stephen Hemminger
2020-04-24 17:15   ` [dpdk-dev] [PATCH v2 3/4] stack: " Stephen Hemminger
2020-04-24 17:15   ` [dpdk-dev] [PATCH v2 4/4] cfgfile: check flags value Stephen Hemminger
2020-04-27 23:16 ` [dpdk-dev] [PATCH v3 0/4] Enforce checking on flag values in API's Stephen Hemminger
2020-04-27 23:16   ` [dpdk-dev] [PATCH v3 1/4] ring: future proof flag settings Stephen Hemminger
2020-04-28  4:12     ` Honnappa Nagarahalli
2020-04-27 23:16   ` [dpdk-dev] [PATCH v3 2/4] hash: check flags on creation Stephen Hemminger
2020-04-29  1:08     ` Wang, Yipeng1
2020-04-27 23:16   ` [dpdk-dev] [PATCH v3 3/4] stack: " Stephen Hemminger
2020-05-02  2:36     ` Eads, Gage
2020-04-27 23:16   ` [dpdk-dev] [PATCH v3 4/4] cfgfile: check flags value Stephen Hemminger
2020-04-28 10:24     ` Bruce Richardson
2020-04-28 10:28   ` [dpdk-dev] [PATCH v3 0/4] Enforce checking on flag values in API's Bruce Richardson
2020-06-16 15:47     ` Thomas Monjalon
2020-04-28 11:04   ` Ananyev, Konstantin

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