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SubjectRe: [PATCH 1/1] platform/chrome: chromeos_pstore: set user space log size
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

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