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V" , Nghia Le , Andrew Morton Subject: Re: [PATCH v4 2/5] mm/cma: add cma_pages_valid to determine if pages are in CMA Message-ID: References: <20211007181918.136982-1-mike.kravetz@oracle.com> <20211007181918.136982-3-mike.kravetz@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211007181918.136982-3-mike.kravetz@oracle.com> X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 4E4ED90009EA X-Stat-Signature: f4d3q1zmqdescb54tuew3goxz759j3e7 Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=zMUTeLKy; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=3C0EexQ5; spf=pass (imf28.hostedemail.com: domain of osalvador@suse.de designates 195.135.220.28 as permitted sender) smtp.mailfrom=osalvador@suse.de; dmarc=pass (policy=none) header.from=suse.de X-HE-Tag: 1633679638-51176 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Oct 07, 2021 at 11:19:15AM -0700, Mike Kravetz wrote: > Add new interface cma_pages_valid() which indicates if the specified > pages are part of a CMA region. This interface will be used in a > subsequent patch by hugetlb code. > > In order to keep the same amount of DEBUG information, a pr_debug() call > was added to cma_pages_valid(). In the case where the page passed to > cma_release is not in cma region, the debug message will be printed from > cma_pages_valid as opposed to cma_release. > > Signed-off-by: Mike Kravetz > Acked-by: David Hildenbrand Reviewed-by: OScar Salvador -- Oscar Salvador SUSE Labs