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SubjectRe: [PATCH RFC v1] random: implement getrandom() in vDSO
On Wed, Aug 03, 2022 at 12:27:43AM +0200, Thomas Gleixner wrote:
> Assumed that there is a sensible usecase, there is a way out and that's
> exactly the library part. You can make that VDSO interface versioned and
> provide a library in tools/random/ which goes in lockstep with the VDSO
> changes.

Well.... there is still the old idea of making a genuine
which is part of the kernel and provided as a virtual file (say in

Since that's perfectly in lock-step with the kerne image, it can be
used to avoid the vdso data layout compat issues. Only the actual
symbols provided by the library are ABI constrained, not their

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