From nobody Wed Dec 17 10:46:14 2025 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C8909313E1E; Tue, 4 Nov 2025 09:12:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762247567; cv=none; b=WQ43+qrE2FNt60phcdTe4ws+CrO9iDbE9VjXnqjWimcAe3cByk+CQSpsIwALOpFraknShMnOT/KGW3VeKWmlAUIoMy6ouyorUYSfs3d2HGDo+x+4/7MUMKnERnrv5I1WxoOoWCx5uqB44kPCSn395J8aHpcvoFWmOMfws3DrKuQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762247567; c=relaxed/simple; bh=qAiUTova63rL/1VgEjqH4x6ChPRA3PyKHw1bynlcMTs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pWmfDO4UQ6Ja2ehVPe51C9ax55hm1R5bp+evFRDXZlzwuXOktTeqq55+wxrv2QQ9U13UFyYlRN0HxAs8P8HKkI7gIu0OV09zQWyp3fRLQ0RBXJ9KdFz7Tc3N/ULgiy2P3wWDLhzeXIEjB5GcvF1Vf24vHyYFUWkdp5Q6002VLuE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=KYNpIuuN; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="KYNpIuuN" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1762247564; x=1793783564; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=qAiUTova63rL/1VgEjqH4x6ChPRA3PyKHw1bynlcMTs=; b=KYNpIuuNVtal5cLGvxyvJ/3V9MNf15AayqdTY2yldr1jRJG/AV3JjmV3 TrSCb51saAWOctDoWG6+VY4shna/F/pCp6StfxQ0xp0APb6NXMHEt2ZPT wauhe47rhbtMg+xo5HrQRbYgb89qRTzHgSAFA6sBfXNS66n5Ca6/tFjoM eo7uSJIVEhRlCaDaUEfI9QHIu2fXIrsDQn4B3LLLPU+jR45hmnSCjnK9A M0LGdKA+IJbYSRSmjnNbg/yutMmRsCes00ugAtz+LNNf4WLlHmIUjz2jM 5B/vQqtu4hDuDB4fAVGqlI8jGHchiz9K25fyAEtV10cNwGmgo6S0uKcea Q==; X-CSE-ConnectionGUID: fJDi4qetR/+wRS4ruqmsXA== X-CSE-MsgGUID: RxoNy2dwTDuHZuf7VysJFw== X-IronPort-AV: E=McAfee;i="6800,10657,11602"; a="89798681" X-IronPort-AV: E=Sophos;i="6.19,278,1754982000"; d="scan'208";a="89798681" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2025 01:12:37 -0800 X-CSE-ConnectionGUID: 3Tmk03wfQbaSMzQHuNOn2A== X-CSE-MsgGUID: lfDcB0TETkerpu7hqFNktA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,278,1754982000"; d="scan'208";a="186795802" Received: from jf5300-b11a338t.jf.intel.com ([10.242.51.115]) by orviesa009.jf.intel.com with ESMTP; 04 Nov 2025 01:12:38 -0800 From: Kanchana P Sridhar To: linux-kernel@vger.kernel.org, linux-mm@kvack.org, hannes@cmpxchg.org, yosry.ahmed@linux.dev, nphamcs@gmail.com, chengming.zhou@linux.dev, usamaarif642@gmail.com, ryan.roberts@arm.com, 21cnbao@gmail.com, ying.huang@linux.alibaba.com, akpm@linux-foundation.org, senozhatsky@chromium.org, sj@kernel.org, kasong@tencent.com, linux-crypto@vger.kernel.org, herbert@gondor.apana.org.au, davem@davemloft.net, clabbe@baylibre.com, ardb@kernel.org, ebiggers@google.com, surenb@google.com, kristen.c.accardi@intel.com, vinicius.gomes@intel.com Cc: wajdi.k.feghali@intel.com, vinodh.gopal@intel.com, kanchana.p.sridhar@intel.com Subject: [PATCH v13 09/22] crypto: iaa - Deprecate exporting add/remove IAA compression modes. Date: Tue, 4 Nov 2025 01:12:22 -0800 Message-Id: <20251104091235.8793-10-kanchana.p.sridhar@intel.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20251104091235.8793-1-kanchana.p.sridhar@intel.com> References: <20251104091235.8793-1-kanchana.p.sridhar@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" There is no use case right now for kernel users to dynamically add/remove IAA compression modes; hence this commit deletes the symbol exports of add_iaa_compression_mode() and remove_iaa_compression_mode(). The only supported usage model of IAA compression modes is for the code to be statically linked during the iaa_crypto module build, e.g. iaa_crypto_comp_fixed.c, and for available modes to be registered when the first IAA device wq is probed. Signed-off-by: Kanchana P Sridhar --- drivers/crypto/intel/iaa/iaa_crypto_main.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/in= tel/iaa/iaa_crypto_main.c index dfc67109e81e..061e3403d365 100644 --- a/drivers/crypto/intel/iaa/iaa_crypto_main.c +++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c @@ -367,10 +367,6 @@ static void free_iaa_compression_mode(struct iaa_compr= ession_mode *mode) * These tables are typically generated and captured using statistics * collected from running actual compress/decompress workloads. * - * A module or other kernel code can add and remove compression modes - * with a given name using the exported @add_iaa_compression_mode() - * and @remove_iaa_compression_mode functions. - * * When a new compression mode is added, the tables are saved in a * global compression mode list. When IAA devices are added, a * per-IAA device dma mapping is created for each IAA device, for each @@ -404,7 +400,6 @@ void remove_iaa_compression_mode(const char *name) out: mutex_unlock(&iaa_devices_lock); } -EXPORT_SYMBOL_GPL(remove_iaa_compression_mode); =20 /** * add_iaa_compression_mode - Add an IAA compression mode @@ -481,7 +476,6 @@ int add_iaa_compression_mode(const char *name, free_iaa_compression_mode(mode); goto out; } -EXPORT_SYMBOL_GPL(add_iaa_compression_mode); =20 static void free_device_compression_mode(struct iaa_device *iaa_device, struct iaa_device_compression_mode *device_mode) --=20 2.27.0