linux-kernel - Re: [PATCH] firmware: qcom_scm: Use fixed width src vm bitmap

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Message-ID: <20230214172325.lplxgbprhj3bzvr3@ripper>
Date:   Tue, 14 Feb 2023 09:23:25 -0800
From:   Bjorn Andersson <andersson@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Elliot Berman <quic_eberman@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Amol Maheshwari <amahesh@....qualcomm.com>,
        Arnd Bergmann <arnd@...db.de>, Kalle Valo <kvalo@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Gokul krishna Krishnakumar <quic_gokukris@...cinc.com>,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        ath10k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH] firmware: qcom_scm: Use fixed width src vm bitmap

On Tue, Feb 14, 2023 at 09:58:44AM +0100, Greg Kroah-Hartman wrote:
> On Mon, Feb 13, 2023 at 01:44:17PM -0800, Bjorn Andersson wrote:
> > On Mon, Feb 13, 2023 at 10:18:29AM -0800, Elliot Berman wrote:
> > > The maximum VMID for assign_mem is 63. Use a u64 to represent this
> > > bitmap instead of architecture-dependent "unsigned int" which varies in
> > > size on 32-bit and 64-bit platforms.
> > > 
> > > Acked-by: Kalle Valo <kvalo@...nel.org> (ath10k)
> > > Tested-by: Gokul krishna Krishnakumar <quic_gokukris@...cinc.com>
> > > Signed-off-by: Elliot Berman <quic_eberman@...cinc.com>
> > 
> > Reviewed-by: Bjorn Andersson <andersson@...nel.org>
> > 
> > @Greg, would you mind taking this through your tree for v6.3, you
> > already have a related change in fastrpc.c in your tree...
> 
> I tried, but it doesn't apply to my char-misc tree at all:
> 
> checking file drivers/firmware/qcom_scm.c
> Hunk #1 succeeded at 898 (offset -7 lines).
> Hunk #2 succeeded at 915 (offset -7 lines).
> Hunk #3 succeeded at 930 (offset -7 lines).
> checking file drivers/misc/fastrpc.c
> checking file drivers/net/wireless/ath/ath10k/qmi.c
> checking file drivers/remoteproc/qcom_q6v5_mss.c
> Hunk #1 succeeded at 227 (offset -8 lines).
> Hunk #2 succeeded at 404 (offset -10 lines).
> Hunk #3 succeeded at 939 with fuzz 1 (offset -28 lines).
> checking file drivers/remoteproc/qcom_q6v5_pas.c
> Hunk #1 FAILED at 94.
> 1 out of 1 hunk FAILED
> checking file drivers/soc/qcom/rmtfs_mem.c
> Hunk #1 succeeded at 30 (offset -1 lines).
> can't find file to patch at input line 167
> Perhaps you used the wrong -p or --strip option?
> The text leading up to this was:
> --------------------------
> |diff --git a/include/linux/firmware/qcom/qcom_scm.h
> b/include/linux/firmware/qcom/qcom_scm.h
> |index 1e449a5d7f5c..250ea4efb7cb 100644
> |--- a/include/linux/firmware/qcom/qcom_scm.h
> |+++ b/include/linux/firmware/qcom/qcom_scm.h
> --------------------------
> 
> What tree is this patch made against?
> 

Sorry about that, I missed the previous changes in qcom_q6v5_pas in the
remoteproc tree. Elliot said he based it on linux-next, so I expect that
it will merge fine on top of -rc1, once that arrives.

Regards,
Bjorn