Re: Simplify load_unaligned_zeropad() (was Re: [GIT PULL] Ceph updates for 5.20-rc1)

From: Peter Zijlstra
Date: Mon Aug 15 2022 - 13:54:17 EST


On Mon, Aug 15, 2022 at 08:58:21AM -0700, Linus Torvalds wrote:

> The other question I had was actually the "return false" above - I
> decided that if the address of the fault does *not* match the expected
> "round %rdx up" address, we shouldn't do any fixup at all, and treat
> it as a regular kernel oops - as if the exception table hadn't been
> found at all.

Ah yes, I did see that and I agree, that seems like the right thing to do.