netdev - Re: [PATCH v4 2/2] RDS: fix congestion map corruption for PAGE

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Message-ID: <57080905.4000506@oracle.com>
Date:	Fri, 8 Apr 2016 12:39:49 -0700
From:	santosh shilimkar <santosh.shilimkar@...cle.com>
To:	Shamir Rabinovitch <shamir.rabinovitch@...cle.com>,
	rds-devel@....oracle.com, netdev@...r.kernel.org
Cc:	davem@...emloft.net
Subject: Re: [PATCH v4 2/2] RDS: fix congestion map corruption for PAGE_SIZE >
 4k

On 4/7/2016 4:57 AM, Shamir Rabinovitch wrote:
> When PAGE_SIZE > 4k single page can contain 2 RDS fragments. If
> 'rds_ib_cong_recv' ignore the RDS fragment offset in to the page it
> then read the data fragment as far congestion map update and lead to
> corruption of the RDS connection far congestion map.
>
> Signed-off-by: Shamir Rabinovitch <shamir.rabinovitch@...cle.com>
> ---
Acked-by: Santosh Shilimkar <santosh.shilimkar@...cle.com>