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Date:   Sat, 16 May 2020 00:09:49 -0400
From:   Rafael Aquini <aquini@redhat.com>
To:     Luis Chamberlain <mcgrof@kernel.org>
Cc:     jeyu@kernel.org, akpm@linux-foundation.org, arnd@arndb.de,
        rostedt@goodmis.org, mingo@redhat.com, cai@lca.pw,
        dyoung@redhat.com, bhe@redhat.com, peterz@infradead.org,
        tglx@linutronix.de, gpiccoli@canonical.com, pmladek@suse.com,
        tiwai@suse.de, schlad@suse.de, andriy.shevchenko@linux.intel.com,
        keescook@chromium.org, daniel.vetter@ffwll.ch, will@kernel.org,
        mchehab+samsung@kernel.org, kvalo@codeaurora.org,
        davem@davemloft.net, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Douglas Miller <dougmill@linux.ibm.com>
Subject: Re: [PATCH v2 08/15] ehea: use new module_firmware_crashed()
Message-ID: <20200516040949.GH3182@x1-fbsd>
References: <20200515212846.1347-1-mcgrof@kernel.org>
 <20200515212846.1347-9-mcgrof@kernel.org>
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On Fri, May 15, 2020 at 09:28:39PM +0000, Luis Chamberlain wrote:
> This makes use of the new module_firmware_crashed() to help
> annotate when firmware for device drivers crash. When firmware
> crashes devices can sometimes become unresponsive, and recovery
> sometimes requires a driver unload / reload and in the worst cases
> a reboot.
> 
> Using a taint flag allows us to annotate when this happens clearly.
> 
> Cc: Douglas Miller <dougmill@linux.ibm.com>
> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
> ---
>  drivers/net/ethernet/ibm/ehea/ehea_main.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
> index 0273fb7a9d01..6ae35067003f 100644
> --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
> +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
> @@ -3285,6 +3285,8 @@ static void ehea_crash_handler(void)
>  {
>  	int i;
>  
> +	module_firmware_crashed();
> +
>  	if (ehea_fw_handles.arr)
>  		for (i = 0; i < ehea_fw_handles.num_entries; i++)
>  			ehea_h_free_resource(ehea_fw_handles.arr[i].adh,
> -- 
> 2.26.2
> 
Acked-by: Rafael Aquini <aquini@redhat.com>