From: Sudeep Holla <sudeep.holla@kernel.org>
To: Gyokhan Kochmarla <gyokhan@amazon.de>
Cc: stable@vger.kernel.org, gregkh@linuxfoundation.org,
Sudeep Holla <sudeep.holla@kernel.org>,
sebastianene@google.com, linux-arm-kernel@lists.infradead.org
Subject: Re: firmware: arm_ffa: Align RxTx buffer size before mapping
Date: Mon, 1 Jun 2026 10:41:49 +0100 [thread overview]
Message-ID: <20260601-spicy-weightless-chachalaca-a2aceb@sudeepholla> (raw)
In-Reply-To: <20260601092918.11031-1-gyokhan@amazon.de>
On Mon, Jun 01, 2026 at 09:29:18AM +0000, Gyokhan Kochmarla wrote:
> From: Sudeep Holla <sudeep.holla@kernel.org>
>
> commit 0399e3f872ca3d78044bb715a73ea645806d2c7b upstream.
>
> Commit 83210251fd70 ("firmware: arm_ffa: Use the correct buffer size during
> RXTX_MAP") advertises PAGE_ALIGN(rxtx_bufsz) to firmware when mapping the
> buffers but the driver continues to stores the minimum FF-A buffer size
> in drv_info->rxtx_bufsz which is used elsewhere in the driver.
>
> Align the size before storing it so that the allocation, validation and
> FFA_RXTX_MAP all use the same buffer size.
>
> Fixes: 83210251fd70 ("firmware: arm_ffa: Use the correct buffer size during RXTX_MAP")
Because of the fixes tag, it was already backported/queued to v7.0, v6.18
and v6.12. May I ask what was the intention of posting ?
--
Regards,
Sudeep
prev parent reply other threads:[~2026-06-01 9:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-01 9:29 firmware: arm_ffa: Align RxTx buffer size before mapping Gyokhan Kochmarla
2026-06-01 9:41 ` Sudeep Holla [this message]
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