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Date:   Thu, 16 Jan 2020 17:26:33 -0800
From:   Jakub Kicinski <>
To:     Moshe Shemesh <>
Cc:     "David S. Miller" <>,
        Alexander Duyck <>,
        "" <>,
        "" <>
Subject: Re: [PATCH net-next RFC 3/3] net/mlx5: Add FW upgrade reset support

On Thu, 16 Jan 2020 14:52:35 +0000, Moshe Shemesh wrote:
> > If multiple devices under one bridge are a real concern (or otherwise
> > interdependencies) would it make sense to mark the devices as "reload
> > pending" and perform the reloads once all devices in the group has this
> > mark set?  
> All mlx5 current devices support PCI - Express only.
> PCI-Express device should have its own PCI-Express bridge, it is 1x1 
> connection.
> So the check here is just to verify, all functions found under the 
> bridge are expected to be the same device functions (PFs and VFs).

Ah, good, I couldn't confirm that PCIe fact with google fast enough :)
The check sounds good then, with perhaps a small suggestion to add 
a helper in PCIe core if it's already done by two drivers? Can be as 
a follow up..

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