From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 19 May 2026 18:21:56 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wPNCe-001YOE-1U for lore@lore.pengutronix.de; Tue, 19 May 2026 18:21:56 +0200 Received: from [127.0.0.1] (helo=metis.whiteo.stw.pengutronix.de) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1wPNCd-0002Yx-SZ; Tue, 19 May 2026 18:21:55 +0200 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1wPNCY-0002Ne-BP for distrokit@pengutronix.de; Tue, 19 May 2026 18:21:50 +0200 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1wPNCX-000n6v-2E for distrokit@pengutronix.de; Tue, 19 May 2026 18:21:50 +0200 From: Lucas Stach To: distrokit@pengutronix.de Date: Tue, 19 May 2026 18:21:49 +0200 Message-ID: <20260519162149.2993161-9-l.stach@pengutronix.de> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260519162149.2993161-1-l.stach@pengutronix.de> References: <20260519162149.2993161-1-l.stach@pengutronix.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [DistroKit] [PATCH v6 9/9] v7a: kernel: set PCP_BATCH_SCALE_MAX to 3 X-BeenThere: distrokit@pengutronix.de X-Mailman-Version: 2.1.29 Precedence: list List-Id: DistroKit Mailinglist List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "DistroKit" X-SA-Exim-Connect-IP: 127.0.0.1 X-SA-Exim-Mail-From: distrokit-bounces@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false While larger values can increase throughput of the per-CPU slab caches, they generally will lead to unacceptable IRQ disabled times on wimpy ARM CPUs. Signed-off-by: Lucas Stach --- v6: new patch --- configs/platform-v7a/kernelconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/configs/platform-v7a/kernelconfig b/configs/platform-v7a/kernelconfig index 26edf6cc45ef..3a5f578dca15 100644 --- a/configs/platform-v7a/kernelconfig +++ b/configs/platform-v7a/kernelconfig @@ -930,7 +930,7 @@ CONFIG_COMPACT_UNEVICTABLE_DEFAULT=1 # CONFIG_PAGE_REPORTING is not set CONFIG_MIGRATION=y CONFIG_CONTIG_ALLOC=y -CONFIG_PCP_BATCH_SCALE_MAX=5 +CONFIG_PCP_BATCH_SCALE_MAX=3 CONFIG_BOUNCE=y # CONFIG_KSM is not set CONFIG_DEFAULT_MMAP_MIN_ADDR=32768 -- 2.47.3