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Wed, 19 May 2021 10:48:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org E2438C43460 Subject: Re: [PATCH v6] mm: slub: move sysfs slab alloc/free interfaces to debugfs To: Greg KH Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, vbabka@suse.cz, linux-mm@kvack.org, linux-kernel@vger.kernel.org, glittao@gmail.com, vinmenon@codeaurora.org References: <1621341949-26762-1-git-send-email-faiyazm@codeaurora.org> From: Faiyaz Mohammed Message-ID: Date: Wed, 19 May 2021 16:18:20 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: ACEAD600249D Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=mg.codeaurora.org header.s=smtp header.b=sxfViC42; dmarc=none; spf=pass (imf09.hostedemail.com: domain of bounce@mg.codeaurora.org designates 69.72.43.7 as permitted sender) smtp.mailfrom=bounce@mg.codeaurora.org X-Rspamd-Server: rspam03 X-Stat-Signature: rsxu6cnytqk6gn5myffpz7p8r3egwd4m X-HE-Tag: 1621421324-290493 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: Hi, On 5/18/2021 6:58 PM, Greg KH wrote: > On Tue, May 18, 2021 at 06:15:49PM +0530, Faiyaz Mohammed wrote: >> alloc_calls and free_calls implementation in sysfs have two issues, >> one is PAGE_SIZE limitiation of sysfs and other is it does not adhere >> to "one value per file" rule. >> >> To overcome this issues, move the alloc_calls and free_calls implemeation >> to debugfs. >> >> Rename the alloc_calls/free_calls to alloc_traces/free_traces, >> to be inline with what it does. >> >> Reported-by: kernel test robot >> Reported-by: Dan Carpenter >> Signed-off-by: Faiyaz Mohammed >> --- >> include/linux/slub_def.h | 8 ++ >> mm/slab_common.c | 9 ++ >> mm/slub.c | 359 ++++++++++++++++++++++++++++++++++++----------- >> 3 files changed, 294 insertions(+), 82 deletions(-) > > If this is v6, what happened in v1-5? That should always be below the > --- line, right? > Will update in next patch version. Thanks and regards, Mohammed Faiyaz