linux-kernel - Re: [GIT PULL 1/7] intel_th: gth: Fix the window switching sequence

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Message-ID: <877e4gf998.fsf@ashishki-desk.ger.corp.intel.com>
Date:   Mon, 04 Nov 2019 08:25:39 +0200
From:   Alexander Shishkin <alexander.shishkin@...ux.intel.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        alexander.shishkin@...ux.intel.com
Subject: Re: [GIT PULL 1/7] intel_th: gth: Fix the window switching sequence

Greg Kroah-Hartman <gregkh@...uxfoundation.org> writes:

> On Mon, Oct 28, 2019 at 09:06:45AM +0200, Alexander Shishkin wrote:
>> Commit 8116db57cf16 ("intel_th: Add switch triggering support") added
>> a trigger assertion of the CTS, but forgot to de-assert it at the end
>> of the sequence. This results in window switches randomly not happening.
>> 
>> Fix that by de-asserting the trigger at the end of the window switch
>> sequence.
>> 
>> Signed-off-by: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
>> Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>> ---
>>  drivers/hwtracing/intel_th/gth.c | 3 +++
>>  1 file changed, 3 insertions(+)
>
> Shouldn't this have a Fixes: tag and a cc: stable@ in it?
>
> I can add it if you say it's ok to.

Fixes: yes, but cc: stable shouldn't be required if this goes into 5.4,
because the buggy commit is in 5.4-rc1.

Thank you,
--
Alex