linux-kernel - Re: [PATCH] block: Remove special-casing of compound pages

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Date:   Thu, 07 Dec 2023 14:04:26 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     "Matthew Wilcox (Oracle)" <willy@...radead.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        "Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
        Hugh Dickins <hughd@...gle.com>, linux-mm@...ck.org,
        linux-block@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] block: Remove special-casing of compound pages


On Mon, 14 Aug 2023 15:41:00 +0100, Matthew Wilcox (Oracle) wrote:
> The special casing was originally added in pre-git history; reproducing
> the commit log here:
> 
> > commit a318a92567d77
> > Author: Andrew Morton <akpm@...l.org>
> > Date:   Sun Sep 21 01:42:22 2003 -0700
> >
> >     [PATCH] Speed up direct-io hugetlbpage handling
> >
> >     This patch short-circuits all the direct-io page dirtying logic for
> >     higher-order pages.  Without this, we pointlessly bounce BIOs up to
> >     keventd all the time.
> 
> [...]

Applied, thanks!

[1/1] block: Remove special-casing of compound pages
      commit: 1b151e2435fc3a9b10c8946c6aebe9f3e1938c55

Best regards,
-- 
Jens Axboe