Re: [PATCH] mm/mmu_notifier: Remove non_b lock_start/end() from notifier invocation
David Woodhouse <[email protected]>
| Newsgroups | org.kernel.vger.kvm,dev.linux.lists.linux-rt-devel,org.kernel.vger.linux-kernel,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
On 20 August 2026 16:34:13 BST, Sebastian Andrzej Siewior <[email protected]> wrote: >On 2026-08-20 15:26:35 [+0100], David Woodhouse wrote: >> >> So if you fix the might_sleep() and Paul comes through with the atomic >> SRCU thing, I no longer care *much*, but still think the whole thing >> deserves to die. > >Okay. Let me look into it then. But "the whole thing deserves to die" is >limited to the kvm usage, not in the kernel? I mean the whole of the non_block_start/end in the OOM path — the thing that this thread started by removing. It's always been enforcing the wrong thing, and the effect it's had has only ever been detrimental AFAICT.