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Date: Wed, 27 Oct 2021 22:37:01 +0100 From: Matthew Wilcox <willy@...radead.org> To: Yang Shi <shy828301@...il.com> Cc: Hugh Dickins <hughd@...gle.com>, Hao Sun <sunhao.th@...il.com>, "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>, Song Liu <songliubraving@...com>, Andrea Righi <andrea.righi@...onical.com>, Andrew Morton <akpm@...ux-foundation.org>, Linux MM <linux-mm@...ck.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, stable <stable@...r.kernel.org> Subject: Re: [PATCH] mm: khugepaged: skip huge page collapse for special files On Wed, Oct 27, 2021 at 02:32:02PM -0700, Yang Shi wrote: > > This doesn't make sense to me. if vma->vm_file, we already returned, > > so this is dead code. > > Yes, Song mentioned the same thing. Fixed by an incremental patch. I saw that after I sent this. My email sometimes arrives slowly.
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