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From: Jason Gunthorpe <jgg@nvidia.com>
To: Michael Margolin <mrgolin@amazon.com>
Cc: leon@kernel.org, linux-rdma@vger.kernel.org, sleybo@amazon.com,
	matua@amazon.com, gal.pressman@linux.dev,
	Tom Sela <tomsela@amazon.com>,
	Yonatan Nachum <ynachum@amazon.com>
Subject: Re: [PATCH] RDMA/efa: Remove possible negative shift
Date: Wed, 17 Dec 2025 14:04:25 -0400	[thread overview]
Message-ID: <20251217180425.GD211693@nvidia.com> (raw)
In-Reply-To: <20251210173656.8180-1-mrgolin@amazon.com>

On Wed, Dec 10, 2025 at 05:36:56PM +0000, Michael Margolin wrote:
> The page size used for device might in some cases be smaller than
> PAGE_SIZE what results in a negative shift when calculating the number
> of host pages in PAGE_SIZE for a debug log. Remove the debug line
> together with the calculation.
> 
> Reviewed-by: Tom Sela <tomsela@amazon.com>
> Reviewed-by: Yonatan Nachum <ynachum@amazon.com>
> Signed-off-by: Michael Margolin <mrgolin@amazon.com>
> Reviewed-by: Gal Pressman <gal.pressman@linux.dev>
> ---
>  drivers/infiniband/hw/efa/efa_verbs.c | 4 ----
>  1 file changed, 4 deletions(-)

I added

Fixes: 40909f664d27 ("RDMA/efa: Add EFA verbs implementation")

Jason

      parent reply	other threads:[~2025-12-17 20:37 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-12-10 17:36 [PATCH] RDMA/efa: Remove possible negative shift Michael Margolin
2025-12-10 18:00 ` Gal Pressman
2025-12-17 18:04 ` Jason Gunthorpe [this message]

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