[lkml]   [2021]   [Feb]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH][RESEND] lib/vsprintf: make-printk-non-secret printks all addresses as unhashed

On 2/9/21 3:59 PM, Marco Elver wrote:
> Would it be reasonable to make this non-static? Or somehow make it
> possible to get this flag from other subsystems?
> There are other places in the kernel that dump sensitive data such as
> registers. We'd like to be able to use 'debug_never_hash_pointers' to
> decide if our debugging tools can dump registers etc. What we really
> need is info if the kernel is in debug mode and we can dump all kinds of
> sensitive info; debug_never_hash_pointers is would be a good enough
> proxy for that.

The next version of my patch (coming soon) will export the symbol. It's
intended for test_printf, but if you think it can be used by others, so
much the better.

 \ /
  Last update: 2021-02-10 02:21    [W:0.156 / U:0.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site