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Content-Language: en-US To: Maurizio Lombardi Cc: linux-mm@kvack.org, rientjes@google.com, penberg@kernel.org, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, bigeasy@linutronix.de, Hyeonggon Yoo <42.hyeyoo@gmail.com> References: <20220912161140.34281-1-mlombard@redhat.com> From: Vlastimil Babka In-Reply-To: <20220912161140.34281-1-mlombard@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b=jbBKo8az; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=TcKYfBQB; spf=pass (imf23.hostedemail.com: domain of vbabka@suse.cz designates 195.135.220.29 as permitted sender) smtp.mailfrom=vbabka@suse.cz; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1663362139; a=rsa-sha256; cv=none; b=m68Ky35mkP3V8/GKEf303xP/3yVU+nYwfHXZ4G9n/ov1Ig1+3GehJKEgRhHbMJfkHgUHPf 0DihzAL1l9zHjClSZuTo/pqXWe4UjhI4olsFLdFdpcvI514yqtOBMenaiFQ4CxyV9eZP4R TKGe2P81zqixriD5pDRwrQSoLkN9Ork= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1663362139; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=EnUlU4GPTlbzAm676zNN6UXCmqBifxtwq13DXpup998=; b=tp7uwzEFX1g/YKxy5sYnyRrx2nEMyvO6dUu+5OuozEuT+YrOKFBzKO9UxlzVyuq56L6lQW aw5/2E8aJ2siWcmd0GI/eQS6csv4m08YZRK1vifAFZFWNbUWZYyEig878BHBlLbgDL5CWq A44t9Gofr3SNNH1m1ZjS61JWQpr572I= Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=suse.cz header.s=susede2_rsa header.b=jbBKo8az; dkim=pass header.d=suse.cz header.s=susede2_ed25519 header.b=TcKYfBQB; spf=pass (imf23.hostedemail.com: domain of vbabka@suse.cz designates 195.135.220.29 as permitted sender) smtp.mailfrom=vbabka@suse.cz; dmarc=none X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: B32FC1400CA X-Stat-Signature: yh793abxbq8xu37846xkdip6ib5n6otj X-Rspam-User: X-HE-Tag: 1663362139-920419 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 9/12/22 18:11, Maurizio Lombardi wrote: > @@ -2730,7 +2735,7 @@ static void flush_all_cpus_locked(struct kmem_cache *s) > INIT_WORK(&sfw->work, flush_cpu_slab); > sfw->skip = false; > sfw->s = s; > - schedule_work_on(cpu, &sfw->work); > + queue_work_on(cpu, flushwq, &sfw->work); > } > > for_each_online_cpu(cpu) { > @@ -4858,6 +4863,8 @@ void __init kmem_cache_init(void) > > void __init kmem_cache_init_late(void) > { > + flushwq = create_workqueue("slub_flushwq"); > + BUG_ON(!flushwq); Adding new BUG_ON is essentially prohibited these days, so please use WARN_ON(). Other than that deprecation issue, looks fine to me. > } > > struct kmem_cache *