Re: [PATCH] x86/mm: fix return value of p[um]dp_set_access_flags
From: Dave Hansen
Date: Fri Sep 20 2019 - 12:16:14 EST
On 9/19/19 7:18 PM, Wei Yang wrote:
> Last but not least, since update_mmu_cache_pmd is empty, even return
> value is not correct, it doesn't break anything.
In other words, this patch has no functional effect and does not provide
a "fix". What's the point of patching this stuff if it has no effect?