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Fri, 11 Apr 2025 13:32:51 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 9F5hMAMa+WesdwAAD6G6ig (envelope-from ); Fri, 11 Apr 2025 13:32:51 +0000 Message-ID: Date: Fri, 11 Apr 2025 15:32:51 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mm,hugetlb: Allocate frozen pages in alloc_buddy_hugetlb_folio Content-Language: en-US To: Oscar Salvador , Andrew Morton Cc: Muchun Song , David Hildenbrand , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Matthew Wilcox References: <20250411132359.312708-1-osalvador@suse.de> From: Vlastimil Babka In-Reply-To: <20250411132359.312708-1-osalvador@suse.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Action: no action X-Rspamd-Queue-Id: 386ED14000D X-Rspamd-Server: rspam05 X-Rspam-User: X-Stat-Signature: orhtjt4o8dq5bhqp6r5rx95djryfr8kg X-HE-Tag: 1744378372-138666 X-HE-Meta: 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 DcyUxoPJ bspapYkmbnqEgPDSVuXVw7J1h6Epm/mRJedB3vJyKwEqCj+HQ6AARTYfe7/uzXVVRjIFj4tG2OB8UBkI0m0JtjY/2OFEiubLsZbbEnjHmaskMgWM04PEurn/MzZVFMkS/2sG8QHOoE4qKqXLXKI3sAFfvLg+xVluatCWc/+jTPavdFJzWIqQXevUFE51Jsm5n6AjtG7JBuh377z0= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000015, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 4/11/25 15:23, Oscar Salvador wrote: > alloc_buddy_hugetlb_folio() allocates a rmappable folio, then strips the > rmappable part and freezes it. > We can simplify all that by allocating frozen pages directly. > > Suggested-by: Vlastimil Babka > Signed-off-by: Oscar Salvador Much nice. Reviewed-by: Vlastimil Babka