From: Kees Cook <keescook@chromium.org>
To: Sarthak Kukreti <sarthakkukreti@chromium.org>
Cc: bleung@chromium.org, enric.balletbo@collabora.com,
anton@enomsg.org, linux-kernel@vger.kernel.org,
ccross@android.com, tony.luck@intel.com, gwendal@chromium.org
Subject: Re: [PATCH 1/1] platform/chrome: chromeos_pstore: set user space log size
Date: Thu, 2 Apr 2020 00:10:46 -0700 [thread overview]
Message-ID: <202004020010.E350EBE0B@keescook> (raw)
In-Reply-To: <20200402001548.177025-1-sarthakkukreti@chromium.org>
On Wed, Apr 01, 2020 at 05:15:48PM -0700, Sarthak Kukreti wrote:
> On x86 ChromiumOS devices, the pmsg_size is set to 0 (check
> /sys/module/ramoops/parameters/pmsg_size): this prevents use of
> pstore-pmsg, even if CONFIG_PSTORE_PMSG is enabled. Set pmsg_size
> to a value that is consistent with the size used on non-x86 ChromiumOS
> devices.
>
> Signed-off-by: Sarthak Kukreti <sarthakkukreti@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
-Kees
> ---
> drivers/platform/chrome/chromeos_pstore.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/platform/chrome/chromeos_pstore.c b/drivers/platform/chrome/chromeos_pstore.c
> index d13770785fb5..82dea8cb5da1 100644
> --- a/drivers/platform/chrome/chromeos_pstore.c
> +++ b/drivers/platform/chrome/chromeos_pstore.c
> @@ -57,6 +57,7 @@ static struct ramoops_platform_data chromeos_ramoops_data = {
> .record_size = 0x40000,
> .console_size = 0x20000,
> .ftrace_size = 0x20000,
> + .pmsg_size = 0x20000,
> .dump_oops = 1,
> };
>
> --
> 2.26.0.rc2.310.g2932bb562d-goog
>
--
Kees Cook
next prev parent reply other threads:[~2020-04-02 7:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-02 0:15 [PATCH 1/1] platform/chrome: chromeos_pstore: set user space log size Sarthak Kukreti
2020-04-02 7:10 ` Kees Cook [this message]
2020-04-14 13:14 ` Enric Balletbo i Serra
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