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From: Jakub Kicinski <kuba@kernel.org>
To: Ajit Khaparde <ajit.khaparde@broadcom.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: andrew.gospodarek@broadcom.com, davem@davemloft.net,
	edumazet@google.com, jgg@ziepe.ca, leon@kernel.org,
	linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
	michael.chan@broadcom.com, netdev@vger.kernel.org,
	pabeni@redhat.com, selvin.xavier@broadcom.com,
	Leon Romanovsky <leonro@nvidia.com>
Subject: Re: [PATCH net-next v8 1/8] bnxt_en: Add auxiliary driver support
Date: Mon, 23 Jan 2023 22:33:05 -0800	[thread overview]
Message-ID: <20230123223305.30c586ee@kernel.org> (raw)
In-Reply-To: <20230120060535.83087-2-ajit.khaparde@broadcom.com>

On Thu, 19 Jan 2023 22:05:28 -0800 Ajit Khaparde wrote:
> @@ -13212,6 +13214,7 @@ static void bnxt_remove_one(struct pci_dev *pdev)
>  	kfree(bp->rss_indir_tbl);
>  	bp->rss_indir_tbl = NULL;
>  	bnxt_free_port_stats(bp);
> +	bnxt_aux_priv_free(bp);
>  	free_netdev(dev);

You're still freeing the memory in which struct device sits regardless
of its reference count.

Greg, is it legal to call:
  
	auxiliary_device_delete(adev);  // AKA device_del(&auxdev->dev);
	auxiliary_device_uninit(adev);  // AKA put_device(&auxdev->dev);
	free(adev);			// frees struct device

? I tried to explain this three times, maybe there's some wait during
device_del() I'm not seeing which makes this safe :S

  reply	other threads:[~2023-01-24  6:33 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-20  6:05 [PATCH net-next v8 0/8] Add Auxiliary driver support Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 1/8] bnxt_en: Add auxiliary " Ajit Khaparde
2023-01-24  6:33   ` Jakub Kicinski [this message]
2023-01-24  6:42     ` Greg Kroah-Hartman
2023-01-24  7:07       ` Ajit Khaparde
2023-01-24  7:38         ` Greg Kroah-Hartman
2023-01-24  6:49     ` Leon Romanovsky
2023-01-24  7:08       ` Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 2/8] RDMA/bnxt_re: Use auxiliary driver interface Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 3/8] bnxt_en: Remove usage of ulp_id Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 4/8] bnxt_en: Use direct API instead of indirection Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 5/8] bnxt_en: Use auxiliary bus calls over proprietary calls Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 6/8] bnxt_en: Remove struct bnxt access from RoCE driver Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 7/8] RDMA/bnxt_re: Remove the sriov config callback Ajit Khaparde
2023-01-20  6:05 ` [PATCH net-next v8 8/8] bnxt_en: Remove runtime interrupt vector allocation Ajit Khaparde

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