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SubjectRE: [PATCH] i40e: Remove useless DMA-32 fallback configuration
Date


> -----Original Message-----
> From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> Sent: Sunday, January 9, 2022 11:00 PM
> To: Brandeburg, Jesse <jesse.brandeburg@intel.com>; Nguyen, Anthony L
> <anthony.l.nguyen@intel.com>; David S. Miller <davem@davemloft.net>;
> Jakub Kicinski <kuba@kernel.org>
> Cc: linux-kernel@vger.kernel.org; kernel-janitors@vger.kernel.org;
> Christophe JAILLET <christophe.jaillet@wanadoo.fr>; Christoph Hellwig
> <hch@lst.de>; Lobakin, Alexandr <alexandr.lobakin@intel.com>; intel-wired-
> lan@lists.osuosl.org; netdev@vger.kernel.org
> Subject: [PATCH] i40e: Remove useless DMA-32 fallback configuration
>
> As stated in [1], dma_set_mask() with a 64-bit mask never fails if
> dev->dma_mask is non-NULL.
> So, if it fails, the 32 bits case will also fail for the same reason.
>
> Simplify code and remove some dead code accordingly.
>
> [1]: https://lkml.org/lkml/2021/6/7/398
>
> Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
> Reviewed-by: Christoph Hellwig <hch@lst.de>
> Reviewed-by: Alexander Lobakin <alexandr.lobakin@intel.com>
> ---
> drivers/net/ethernet/intel/i40e/i40e_main.c | 9 +++------
> 1 file changed, 3 insertions(+), 6 deletions(-)
>

Tested-by: Gurucharan G <gurucharanx.g@intel.com> (A Contingent worker at Intel)

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