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Mon, 24 Aug 2026 18:56:56 -0700 (PDT) From: Meijing Zhao To: Mike Rapoport Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wandun Chen Subject: Re: [PATCH v2 RESEND 2/3] mm: memblock: show all region flags in debugfs Date: Tue, 25 Aug 2026 09:56:50 +0800 Message-Id: <20260825015650.205656-1-zhaomeijing100@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 99A5680004 X-Stat-Signature: we4rafm84azt13p8r8k7h7q975jksgts X-Rspam-User: X-HE-Tag: 1787623018-167770 X-HE-Meta: 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 bg0gK8nC FX7EV2jSK1Y/GqwFQwbyWS3d5IwFhmo4YXVJ85hE88rfxBcHflbxD8DVsXadK+Zob/yK4QJmAbSvmrTo+Uutj9daYWsNqj6udsYiHbLx+O620ahCGK1cjY8M3kUzlnOoyE4HLfY5dX5SwtC/7DSHuJWRyHKsvQwZUSnzS+VVa/PDmXxMKbtV67eKLI6uyi+VeBitsbFirJCRGWssk0qj01MIO3H8F3FKw9OPF4CSka1J0iXVmZlUqGtbK8fwqzsxBoaKprLf+bwHi2Yu4naLW3L1JIMbNXIDybIi2AEq102qeMEsQHaRxQniceZlTVGEezOA1q6p3bszY+35TdK457lkZ6WQBZSanyNAD3rbItEbki/UNfDMmcc/kshK/l20PK5sjkVhD3OFpmCahZ/e3QdtpSAN6SzNWiz6n Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sun, Aug 23, 2026, Mike Rapoport wrote: > first and flags can be declared here. Agreed. I'll move them into the reg->flags block. > Can we really have both j < count and !flagname[j]? No. All currently defined memblock flag bits are contiguous and every entry in flagname[] is initialized. I'll remove the redundant NULL check. > No need to change this Agreed. I'll keep the existing code unchanged. Thanks for the review.