[PATCH v3 00/11] Symbol Namespaces
gregkh at linuxfoundation.org
Wed Aug 21 06:37:37 PDT 2019
On Wed, Aug 21, 2019 at 08:46:47AM -0400, Nicolas Pitre wrote:
> On Wed, 21 Aug 2019, Matthias Maennich wrote:
> > As of Linux 5.3-rc5, there are 31205  exported symbols in the kernel.
> > That is a growth of roughly 1000 symbols since 4.17 (30206 ). There
> > seems to be some consensus amongst kernel devs that the export surface
> > is too large, and hard to reason about.
> This is good work.
> One solution for drastically reducing the effective export surface is to
> have CONFIG_TRIM_UNUSED_KSYMS=y. This is more extreme than symbol
> namespace, but might be worth mentioning nevertheless.
Oh that's amazing, I never noticed that feature. That is a nice thing,
thanks for pointing it out.
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