From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 50805322A1F; Mon, 5 Jan 2026 17:23:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767633798; cv=none; b=tNGOMeCZIcG+RhcD6ZBcizJBqn7gexOdWqsPzhLva1eScf12Nj2Mm6QO1GrspzCAdPOQe1gDr+xtoBlKmHEPXMpjWUcu4wvU3M/WrkHIvaRy9ZG4L5j73Cu3XFQi4YnEy31fAOQSnnmB4ci1jLwAD7ZArOgqTLyg61SQvhNC6z4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767633798; c=relaxed/simple; bh=mJAm8b+yBSmiqJk8MfSavqbSSdEBlwUfjWH2/TiT0QU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=hiA2vWN/lLatZ9BwXCArldXA46OANyBJ+uiLcnXJKg7yrzFM2FpViryBL8RZFNAfEKoW7Vzl4/qJyZ2S7VtN+tQthY93dtZPSYkXAfjBiFriR5CT5veb1ra6uN3L1+KJtGEmx9W0mZnI9Z9y1gRk3Aqy1WyDCnH0U/6dlFAMbZk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EVWze/fF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EVWze/fF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D8053C19421; Mon, 5 Jan 2026 17:23:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767633797; bh=mJAm8b+yBSmiqJk8MfSavqbSSdEBlwUfjWH2/TiT0QU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EVWze/fFemeLiBbUaoLp96+sPxtxczDxhBQneGeWiarQ7Yw0e7LabSWBAex4YgqFJ 0so/B4Q2im4OqHguzxJ226OEBrQrpdJZUds1JdjqUIJ1AFc1IHyQpPDHUfp4n8hiqw hIxkzGKOgd+Z8p6Jsbsm/4FxAxjj4y/QgttUkQV0YmG6WJbXMbprSWFbPA18t/VHnO RE84MP/hbofXSaWT0TKAvhEf8zHbcOOtw0dGfSbv2W4C835PlyYY/5f0xvr+npSfxS o25PM06QEJRBiP2I7gz9iM+d9d9eyzucxamxp0gBnEG7I/ao/x9UP4+gqx8SX3gnOZ MTIlPQ1uzmBuQ== From: Tycho Andersen To: Ashish Kalra , Tom Lendacky , John Allen , Herbert Xu , "David S . Miller" Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, "Tycho Andersen (AMD)" , Alexey Kardashevskiy Subject: [PATCH 2/2] crypto/ccp: narrow scope of snp_range_list Date: Mon, 5 Jan 2026 10:22:18 -0700 Message-ID: <20260105172218.39993-2-tycho@kernel.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260105172218.39993-1-tycho@kernel.org> References: <20260105172218.39993-1-tycho@kernel.org> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Tycho Andersen (AMD)" snp_range_list is only used in __sev_snp_init_locked() in the SNP_INIT_EX case, move the declaration there and add a __free() cleanup helper for it instead of waiting until shutdown. Fixes: 1ca5614b84ee ("crypto: ccp: Add support to initialize the AMD-SP for SEV-SNP") Reviewed-by: Alexey Kardashevskiy Signed-off-by: Tycho Andersen (AMD) --- drivers/crypto/ccp/sev-dev.c | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c index 6e6011e363e3..1cdadddb744e 100644 --- a/drivers/crypto/ccp/sev-dev.c +++ b/drivers/crypto/ccp/sev-dev.c @@ -127,13 +127,6 @@ static size_t sev_es_tmr_size = SEV_TMR_SIZE; #define NV_LENGTH (32 * 1024) static void *sev_init_ex_buffer; -/* - * SEV_DATA_RANGE_LIST: - * Array containing range of pages that firmware transitions to HV-fixed - * page state. - */ -static struct sev_data_range_list *snp_range_list; - static void __sev_firmware_shutdown(struct sev_device *sev, bool panic); static int snp_shutdown_on_panic(struct notifier_block *nb, @@ -1361,6 +1354,7 @@ static int snp_filter_reserved_mem_regions(struct resource *rs, void *arg) static int __sev_snp_init_locked(int *error, unsigned int max_snp_asid) { + struct sev_data_range_list *snp_range_list __free(kfree) = NULL; struct psp_device *psp = psp_master; struct sev_data_snp_init_ex data; struct sev_device *sev; @@ -2780,11 +2774,6 @@ static void __sev_firmware_shutdown(struct sev_device *sev, bool panic) sev_init_ex_buffer = NULL; } - if (snp_range_list) { - kfree(snp_range_list); - snp_range_list = NULL; - } - __sev_snp_shutdown_locked(&error, panic); } -- 2.52.0