linux-kernel - Re: [PATCH rdma-next 1/2] RDMA/ionic: Fix build failure on SPARC due to xchg() operand size

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Message-Id: <175845432914.2104414.9474042461731111363.b4-ty@kernel.org>
Date: Sun, 21 Sep 2025 07:32:09 -0400
From: Leon Romanovsky <leon@...nel.org>
To: jgg@...pe.ca, Abhijit Gangurde <abhijit.gangurde@....com>
Cc: allen.hubbe@....com, linux-rdma@...r.kernel.org, 
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH rdma-next 1/2] RDMA/ionic: Fix build failure on SPARC
 due to xchg() operand size


On Fri, 19 Sep 2025 17:43:00 +0530, Abhijit Gangurde wrote:
> xchg() is used to safely handle the event queue arming.
> However SPARC xchg operates only 4B of variable.
> Change variable type from bool to int.
> 
> Unverified Error/Warning (likely false positive, kindly check if interested):
> 
>     ERROR: modpost: "__xchg_called_with_bad_pointer" [drivers/infiniband/hw/ionic/ionic_rdma.ko] undefined!
> 
> [...]

Applied, thanks!

[1/2] RDMA/ionic: Fix build failure on SPARC due to xchg() operand size
      https://git.kernel.org/rdma/rdma/c/ed9836c040bac2
[2/2] RDMA/ionic: Use ether_addr_copy instead of memcpy
      https://git.kernel.org/rdma/rdma/c/260cce64aaa282

Best regards,
-- 
Leon Romanovsky <leon@...nel.org>