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 1A78D340DB8 for ; Wed, 19 Nov 2025 09:38:25 +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=1763545106; cv=none; b=lCPOUxrRScBzOIYk49PIW1jXAHWdm+D9vU3xB8GWSl9Kbev+Wkt3dhQe1z6NvIxAPigzeoVOUZOe0/G3StCUS19eQA0f5PuaJrv+cnRxjRBQRnwP2Vfqn8dzprjQSYHcsYvJsVImOd7OqBpTbpCNf68QCra+A1R2V1EYfGsfkpI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763545106; c=relaxed/simple; bh=5ngg8aev3ReZ4gjImuO7ZeBSRncyY+73A4WfXcnlEtA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=khjS44JovZoc/QbHEcIbjGjzTiHF/hTRG/lA7We0JZXQo5BpuYc73WIhSFNa5xwkicV/SM6LJeKLHJNBO5SpGauaVYtFSvnbzR9DJS7j6MbKcNeBVpv2p0mGmsSqPog1kqNkex1iBz95GfSx0e/k6JUoDCJcXFPZfnvvYjukZw0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=o40Yp+pm; 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="o40Yp+pm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2AC27C4AF10; Wed, 19 Nov 2025 09:38:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763545105; bh=5ngg8aev3ReZ4gjImuO7ZeBSRncyY+73A4WfXcnlEtA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o40Yp+pmKvYtPgCBpt2anCo0vM+UHwawqRmE960GixOcM0OABBhTx5478qTc5VUyh t3uC72jQYY+yEOHfSA8Jyf/pfc69p4Vz3rJkTXLbjbeoZa4sFBRLLOzJWAi9UkAz14 AFeM2wCrgxv0TOG7MLrXExtZzqqomQGRu3ifR6T0i3ZnBGUhcUD7iPEWv6LHLlhOJk vb4ekmnjBS4up4eTmxVOAU/5Rzr1FFR6CjxexESgw7dTQ0M37mtGIxZktwA9wWkBxQ TLL2ZwTwx/UNdgpIN9e4fNZ2EFz+5/GtucfKcl8BOdf1lvJyWoARq3HpNI/9j2byQo 9GeyiVkWdYSJw== From: Oliver Upton To: kvmarm@lists.linux.dev Cc: Marc Zyngier , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Oliver Upton , "Vishal Moola (Oracle)" , Nathan Chancellor Subject: [PATCH 1/2] KVM: arm64: Drop useless __GFP_HIGHMEM from kvm struct allocation Date: Wed, 19 Nov 2025 01:38:21 -0800 Message-ID: <20251119093822.2513142-2-oupton@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20251119093822.2513142-1-oupton@kernel.org> References: <20251119093822.2513142-1-oupton@kernel.org> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit A recent change on the receiving end of vmalloc() started warning about unsupported GFP flags passed by the caller. Nathan reports that this warning fires in kvm_arch_alloc_vm(), owing to the fact that KVM is passing a meaningless __GFP_HIGHMEM. Do as the warning says and fix the code. Cc: Vishal Moola (Oracle) Reported-by: Nathan Chancellor Closes: https://lore.kernel.org/kvmarm/20251118224448.GA998046@ax162/ Signed-off-by: Oliver Upton --- arch/arm64/kvm/arm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 870953b4a8a7..e791fa52f874 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -440,7 +440,7 @@ struct kvm *kvm_arch_alloc_vm(void) if (!has_vhe()) return kzalloc(sz, GFP_KERNEL_ACCOUNT); - return __vmalloc(sz, GFP_KERNEL_ACCOUNT | __GFP_HIGHMEM | __GFP_ZERO); + return __vmalloc(sz, GFP_KERNEL_ACCOUNT | __GFP_ZERO); } int kvm_arch_vcpu_precreate(struct kvm *kvm, unsigned int id) -- 2.47.3