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Message-ID: <Y3N14v0ddj/vVV+H@hirez.programming.kicks-ass.net>
Date: Tue, 15 Nov 2022 12:20:02 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Rick Edgecombe <rick.p.edgecombe@...el.com>
Cc: x86@...nel.org, "H . Peter Anvin" <hpa@...or.com>,
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Subject: Re: [PATCH v3 13/37] mm: Move VM_UFFD_MINOR_BIT from 37 to 38
On Fri, Nov 04, 2022 at 03:35:40PM -0700, Rick Edgecombe wrote:
> From: Yu-cheng Yu <yu-cheng.yu@...el.com>
>
> To introduce VM_SHADOW_STACK as VM_HIGH_ARCH_BIT (37), and make all
> VM_HIGH_ARCH_BITs stay together, move VM_UFFD_MINOR_BIT from 37 to 38.
Why thought ?!? Changelog utterly fails to provide rationale.
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