From: Thomas Monjalon <thomas@monjalon.net>
To: Harman Kalra <hkalra@marvell.com>
Cc: "Xia, Chenbo" <chenbo.xia@intel.com>,
dev@dpdk.org, "jerinj@marvell.com" <jerinj@marvell.com>,
"david.marchand@redhat.com" <david.marchand@redhat.com>,
Ray Kinsella <mdr@ashroe.eu>, Jerin Jacob <jerinjacobk@gmail.com>
Subject: Re: [dpdk-dev] [PATCH] doc: announce: make rte intr handle internal
Date: Wed, 04 Aug 2021 16:22:26 +0200 [thread overview]
Message-ID: <5694887.QAR4yK57Qd@thomas> (raw)
In-Reply-To: <CALBAE1OighzUufYUz5vpiuA=AX6kdDLunc8QPAo7HBNJK2L67g@mail.gmail.com>
> > > Moving struct rte_intr_handle as an internal structure to
> > > avoid any ABI breakages in future. Since this structure defines
> > > some static arrays and changing respective macros breaks the ABI.
> > > Eg:
> > > Currently RTE_MAX_RXTX_INTR_VEC_ID imposes a limit of maximum 512
> > > MSI-X interrupts that can be defined for a PCI device, while PCI
> > > specification allows maximum 2048 MSI-X interrupts that can be used.
> > > If some PCI device requires more than 512 vectors, either change the
> > > RTE_MAX_RXTX_INTR_VEC_ID limit or dynamically allocate based on
> > > PCI device MSI-X size on probe time. Either way its an ABI breakage.
> > >
> > > Discussion thread:
> > > https://mails.dpdk.org/archives/dev/2021-March/202959.html
> > >
> > > Change already included in 21.11 ABI improvement spreadsheet (item 42):
> > > https://docs.google.com/spreadsheets/d/1betlC000ua5SsSiJIcC54mCCCJnW6voH5Dqv9U
> > > xeyfE/edit#gid=0
> > >
> > > Signed-off-by: Harman Kalra <hkalra@marvell.com>
> > > ---
> > > --- a/doc/guides/rel_notes/deprecation.rst
> > > +++ b/doc/guides/rel_notes/deprecation.rst
> > > +* eal: Making ``struct rte_intr_handle`` internal to avoid any ABI breakages
> > > + in future.
> > > +
> >
> > Acked-by: Chenbo Xia <chenbo.xia@intel.com>
>
> Acked-by: Jerin Jacob <jerinj@marvell.com>
Acked-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Applied, thanks.
prev parent reply other threads:[~2021-08-04 14:22 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-02 16:03 Harman Kalra
2021-08-02 19:20 ` Andrew Rybchenko
2021-08-03 2:37 ` Xia, Chenbo
2021-08-03 4:05 ` Jerin Jacob
2021-08-04 14:22 ` Thomas Monjalon [this message]
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