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(p200300cbc707980059ba10069052fb40.dip0.t-ipconnect.de. [2003:cb:c707:9800:59ba:1006:9052:fb40]) by smtp.gmail.com with ESMTPSA id f13-20020a7bcd0d000000b003f7ba52eeccsm1427266wmj.7.2023.06.16.00.47.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 16 Jun 2023 00:47:48 -0700 (PDT) Message-ID: Date: Fri, 16 Jun 2023 09:47:47 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH 2/3] mm/memory_hotplug: Export symbol mhp_supports_memmap_on_memory() To: Vishal Verma , "Rafael J. Wysocki" , Len Brown , Andrew Morton , Oscar Salvador , Dan Williams , Dave Jiang Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, nvdimm@lists.linux.dev, linux-cxl@vger.kernel.org, Huang Ying , Dave Hansen References: <20230613-vv-kmem_memmap-v1-0-f6de9c6af2c6@intel.com> <20230613-vv-kmem_memmap-v1-2-f6de9c6af2c6@intel.com> From: David Hildenbrand Organization: Red Hat In-Reply-To: <20230613-vv-kmem_memmap-v1-2-f6de9c6af2c6@intel.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 8DF3F120005 X-Stat-Signature: 3yacetd9nfbzm4htfrn46qsuic9o397m X-HE-Tag: 1686901672-335757 X-HE-Meta: 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 QYCV+1oq 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 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 16.06.23 00:00, Vishal Verma wrote: > In preparation for the dax/kmem driver, which can be built as a module, > to use this interface, export it with EXPORT_SYMBOL_GPL(). > > Cc: "Rafael J. Wysocki" > Cc: Len Brown > Cc: Andrew Morton > Cc: David Hildenbrand > Cc: Oscar Salvador > Cc: Dan Williams > Cc: Dave Jiang > Cc: Dave Hansen > Cc: Huang Ying > Signed-off-by: Vishal Verma > --- > mm/memory_hotplug.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index bb3845830922..92922080d3fa 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -1328,6 +1328,7 @@ bool mhp_supports_memmap_on_memory(unsigned long size, mhp_t mhp_flags) > IS_ALIGNED(remaining_size, (pageblock_nr_pages << PAGE_SHIFT)); > return false; > } > +EXPORT_SYMBOL_GPL(mhp_supports_memmap_on_memory); > > /* > * NOTE: The caller must call lock_device_hotplug() to serialize hotplug > Reviewed-by: David Hildenbrand -- Cheers, David / dhildenb