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From: Sasha Levin <sashal@kernel.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Naresh Kamboju <naresh.kamboju@linaro.org>,
	Raviteja Narayanam <raviteja.narayanam@xilinx.com>,
	open list <linux-kernel@vger.kernel.org>,
	linux- stable <stable@vger.kernel.org>,
	Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>,
	linux-serial@vger.kernel.org,
	Linux ARM <linux-arm-kernel@lists.infradead.org>,
	lkft-triage@lists.linaro.org
Subject: Re: [PATCH AUTOSEL 4.9 64/90] serial: uartps: Wait for tx_empty in console setup
Date: Tue, 29 Sep 2020 13:39:31 -0400
Message-ID: <20200929173931.GC2415204@sasha-vm> (raw)
In-Reply-To: <20200929065902.GD2439787@kroah.com>

On Tue, Sep 29, 2020 at 08:59:02AM +0200, Greg Kroah-Hartman wrote:
>On Tue, Sep 29, 2020 at 01:43:22AM +0530, Naresh Kamboju wrote:
>> On Tue, 29 Sep 2020 at 01:41, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
>> >
>> > On Fri, 18 Sep 2020 at 07:55, Sasha Levin <sashal@kernel.org> wrote:
>> > >
>> > > From: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
>> > >
>> > > [ Upstream commit 42e11948ddf68b9f799cad8c0ddeab0a39da33e8 ]
>> > >
>> > > On some platforms, the log is corrupted while console is being
>> > > registered. It is observed that when set_termios is called, there
>> > > are still some bytes in the FIFO to be transmitted.
>> > >
>> > > So, wait for tx_empty inside cdns_uart_console_setup before calling
>> > > set_termios.
>> > >
>> > > Signed-off-by: Raviteja Narayanam <raviteja.narayanam@xilinx.com>
>> > > Reviewed-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
>> > > Link: https://lore.kernel.org/r/1586413563-29125-2-git-send-email-raviteja.narayanam@xilinx.com
>> > > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
>> > > Signed-off-by: Sasha Levin <sashal@kernel.org>
>> >
>> > stable rc 4.9 arm64 build broken.
>>
>> and stable rc 4.9 arm build broken.
>
>Thanks, I've queued up the dependant patch, somehow Sasha's builders
>must have missed this :)

Because it doesn't fail here with an allmodconfig :(

sasha@sasha-builder:~/data/linux$ git checkout queue-4.9
HEAD is now at 77d58b1b4d54 kprobes: Fix to check probe enabled before disarm_kprobe_ftrace()
sasha@sasha-builder:~/data/linux$ make ARCH=arm64 CROSS_COMPILE="/home/sasha/x-tools/aarch64-unknown-linux-android/bin/aarch64-unknown-linux-android-" allmodconfig
scripts/kconfig/conf  --allmodconfig Kconfig
#
# configuration written to .config
#
sasha@sasha-builder:~/data/linux$ make ARCH=arm64 CROSS_COMPILE="/home/sasha/x-tools/aarch64-unknown-linux-gnu/bin/aarch64-unknown-linux-gnu-" drivers/tty/serial/xilinx_uartps.o
   CHK     include/config/kernel.release
   CHK     include/generated/uapi/linux/version.h
   CHK     include/generated/utsrelease.h
   CHK     include/generated/bounds.h
   CHK     include/generated/timeconst.h
   CHK     include/generated/asm-offsets.h
   CALL    scripts/checksyscalls.sh
   CHK     scripts/mod/devicetable-offsets.h
   CC [M]  drivers/tty/serial/xilinx_uartps.o

-- 
Thanks,
Sasha

  reply index

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20200918021455.2067301-1-sashal@kernel.org>
2020-09-18  2:14 ` [PATCH AUTOSEL 4.9 53/90] serial: 8250_port: Don't service RX FIFO if throttled Sasha Levin
2020-09-18  2:14 ` [PATCH AUTOSEL 4.9 54/90] serial: 8250_omap: Fix sleeping function called from invalid context during probe Sasha Levin
2020-09-18  2:14 ` [PATCH AUTOSEL 4.9 55/90] serial: 8250: 8250_omap: Terminate DMA before pushing data on RX timeout Sasha Levin
2020-09-18  2:14 ` [PATCH AUTOSEL 4.9 64/90] serial: uartps: Wait for tx_empty in console setup Sasha Levin
2020-09-28 20:11   ` Naresh Kamboju
2020-09-28 20:13     ` Naresh Kamboju
2020-09-29  6:59       ` Greg Kroah-Hartman
2020-09-29 17:39         ` Sasha Levin [this message]
2020-09-18  2:14 ` [PATCH AUTOSEL 4.9 73/90] tty: serial: samsung: Correct clock selection logic Sasha Levin

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