Re: [PATCH V5] kernel, add panic_on_warn

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 10/28/2014 08:31 AM, Prarit Bhargava wrote:
> There have been several times where I have had to rebuild a kernel to
> cause a panic when hitting a WARN() in the code in order to get a crash
> dump from a system.  Sometimes this is easy to do, other times (such as
> in the case of a remote admin) it is not trivial to send new images to the
> user.
> 

....

> diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
> index 9a4f750..c62d421 100644
> --- a/kernel/sysctl_binary.c
> +++ b/kernel/sysctl_binary.c
> @@ -137,6 +137,7 @@ static const struct bin_table bin_kern_table[] = {
>         { CTL_INT,      KERN_COMPAT_LOG,                "compat-log" },
>         { CTL_INT,      KERN_MAX_LOCK_DEPTH,            "max_lock_depth" },
>         { CTL_INT,      KERN_PANIC_ON_NMI,              "panic_on_unrecovered_nmi" },
> +       { CTL_INT,      KERN_BUG_ON_WARN,               "panic_on_warn" },
>         {}
>  };
> 


I think you meant KERN_PANIC_ON_WARN here.

Thanks,

-Jason


--
To unsubscribe from this list: send the line "unsubscribe linux-api" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux