From: Mike Rapoport <rppt@kernel.org>
To: Sang-Heon Jeon <ekffu200098@gmail.com>
Cc: Mike Rapoport <rppt@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] mm/mm_init: remove zone_absent_pages_in_node()
Date: Mon, 31 Aug 2026 10:37:17 +0300 [thread overview]
Message-ID: <178816183737.3691663.7482057515031348878.b4-review@b4> (raw)
In-Reply-To: <20260827144151.486192-1-ekffu200098@gmail.com>
> zone_absent_pages_in_node() returns 0 when the zone is empty and
> otherwise calls __absent_pages_in_range(), which already returns 0 for
> an empty range.
Right, but it loops over memblock memory for an empty zone to get that 0
--
Sincerely yours,
Mike.
next prev parent reply other threads:[~2026-08-31 7:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-27 14:41 Sang-Heon Jeon
2026-08-31 7:37 ` Mike Rapoport [this message]
2026-08-31 11:30 ` Sang-Heon Jeon
2026-09-01 6:27 ` Mike Rapoport
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