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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190603214932.3xsvxwiiutcve4tz@master> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Tue, 04 Jun 2019 06:56:45 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190603_235645_553722_36DA6933 X-CRM114-Status: GOOD ( 18.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-s390@vger.kernel.org, linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, Greg Kroah-Hartman , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Igor Mammedov , akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, Dan Williams , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 03.06.19 23:49, Wei Yang wrote: > On Mon, May 27, 2019 at 01:11:46PM +0200, David Hildenbrand wrote: >> We'll rework hotplug_memory_register() shortly, so it no longer consumes >> pass a section. >> >> Cc: Greg Kroah-Hartman >> Cc: "Rafael J. Wysocki" >> Signed-off-by: David Hildenbrand >> --- >> drivers/base/memory.c | 15 +++++++-------- >> 1 file changed, 7 insertions(+), 8 deletions(-) >> >> diff --git a/drivers/base/memory.c b/drivers/base/memory.c >> index f180427e48f4..f914fa6fe350 100644 >> --- a/drivers/base/memory.c >> +++ b/drivers/base/memory.c >> @@ -651,21 +651,18 @@ int register_memory(struct memory_block *memory) >> return ret; >> } >> >> -static int init_memory_block(struct memory_block **memory, >> - struct mem_section *section, unsigned long state) >> +static int init_memory_block(struct memory_block **memory, int block_id, >> + unsigned long state) >> { >> struct memory_block *mem; >> unsigned long start_pfn; >> - int scn_nr; >> int ret = 0; >> >> mem = kzalloc(sizeof(*mem), GFP_KERNEL); >> if (!mem) >> return -ENOMEM; >> >> - scn_nr = __section_nr(section); >> - mem->start_section_nr = >> - base_memory_block_id(scn_nr) * sections_per_block; >> + mem->start_section_nr = block_id * sections_per_block; >> mem->end_section_nr = mem->start_section_nr + sections_per_block - 1; >> mem->state = state; >> start_pfn = section_nr_to_pfn(mem->start_section_nr); >> @@ -694,7 +691,8 @@ static int add_memory_block(int base_section_nr) >> >> if (section_count == 0) >> return 0; >> - ret = init_memory_block(&mem, __nr_to_section(section_nr), MEM_ONLINE); >> + ret = init_memory_block(&mem, base_memory_block_id(base_section_nr), >> + MEM_ONLINE); > > If my understanding is correct, section_nr could be removed too. Yes you are, this has already been addressed in linux-next. -- Thanks, David / dhildenb _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel