netdev - RE: [EXTERNAL] Re: [PATCH rdma-next 1/3] RDMA/mana

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Message-ID:
 <PA1PR83MB0662535F57D8F09C1C99DDDAB4B72@PA1PR83MB0662.EURPRD83.prod.outlook.com>
Date: Thu, 10 Apr 2025 13:37:00 +0000
From: Konstantin Taranov <kotaranov@...rosoft.com>
To: Leon Romanovsky <leon@...nel.org>, Konstantin Taranov
	<kotaranov@...ux.microsoft.com>
CC: "pabeni@...hat.com" <pabeni@...hat.com>, Haiyang Zhang
	<haiyangz@...rosoft.com>, KY Srinivasan <kys@...rosoft.com>,
	"edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org"
	<kuba@...nel.org>, "davem@...emloft.net" <davem@...emloft.net>, Dexuan Cui
	<decui@...rosoft.com>, "wei.liu@...nel.org" <wei.liu@...nel.org>, Long Li
	<longli@...rosoft.com>, "jgg@...pe.ca" <jgg@...pe.ca>,
	"linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [EXTERNAL] Re: [PATCH rdma-next 1/3] RDMA/mana_ib: Access remote
 atomic for MRs

> > @@ -24,6 +24,9 @@ mana_ib_verbs_to_gdma_access_flags(int
> access_flags)
> >  	if (access_flags & IB_ACCESS_REMOTE_READ)
> >  		flags |= GDMA_ACCESS_FLAG_REMOTE_READ;
> >
> > +	if (access_flags & IB_ACCESS_REMOTE_ATOMIC)
> > +		flags |= GDMA_ACCESS_FLAG_REMOTE_ATOMIC;
> 
> Can you enable this flag unconditionally without relation to running RW?

Yes, ATOMIC access does not depend on Remote Read and Remote Write.
I also do not see any conditions in other drivers.

- Konstantin

> 
> Thanks
> 
> > +
> >  	return flags;
> >  }
> >
> > --
> > 2.43.0
> >