Re: [PATCH] KVM: arm64: Release mmap_lock when using VM_SHARED with MTE
From: Marc Zyngier <maz@kernel.org>
Date: 2021-10-05 12:23:36
Also in:
kvmarm, lkml
On Tue, 5 Oct 2021 13:20:31 +0100, Quentin Perret wrote:
VM_SHARED mappings are currently forbidden in a memslot with MTE to prevent two VMs racing to sanitise the same page. However, this check is performed while holding current->mm's mmap_lock, but fails to release it. Fix this by releasing the lock when needed.
Applied to fixes, thanks!
[1/1] KVM: arm64: Release mmap_lock when using VM_SHARED with MTE
commit: 6e6a8ef088e1222cb1250942f51ad9c1ab219ab2
Cheers,
M.
--
Without deviation from the norm, progress is not possible.
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel