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 BCEDD3C4C41; Sat, 28 Feb 2026 17:39:26 +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=1772300366; cv=none; b=Y1+p3SPLwHm/02bbBabSf5A1fdMFzOMqelEOt7hai+/hP35Wwe88O8HiAIkC1+DUFGa/T8rPZmBCp82jP81U1o7sVVt41/QmSlEIFBAjHbO85B9lTfZOineT+gc+fJuIULbQaGwIbCTx0wTBdTeEmqD1+zf1krTDvntZIODc4NY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300366; c=relaxed/simple; bh=rVn4T+1vnnJGADQEtIx/kYDPe7oJdBkEqyDhGHEpXTQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=sIC1dnihWI8P3eYBmw3+3nl7m+l+r+jv+RmUso0hpbH4yBZw7zVd8lwCCEWtU2MKze5BbUTg2p/obyFHxDk5BCsOW9UQfqduQhDwkkhxNiehq+bE0+fa4dl8/iRDEofm5KBeZa0pw2t3Pl22GfAwM143MArM+Ass1dvmzmuuq2E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mUmQN5gq; 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="mUmQN5gq" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EF729C19423; Sat, 28 Feb 2026 17:39:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300366; bh=rVn4T+1vnnJGADQEtIx/kYDPe7oJdBkEqyDhGHEpXTQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mUmQN5gqGhtOZ+LvTCAl8liZzG06ZRWTUtaWbKBmL1Z6CQDfiqhGJitCyGx8law/G 20wS8bz0YVRSazuBXJeixbMmMEsX6nbi8yVR0O8uCo68pYXUcDRqDrg8AYHzDv7ylR Sw74DANhX2P54ZRL0T2b1IjFHwxckL82mMxg4JKsVFC/YvWPmVFma52/vZo6tqwfVy v9xAoYkr4iFRf7AVL4w6qTjynYfH92FVHHmzn4kR0HiFdZ3I7Riq/Qd0ZLQWjeY2W0 h6FXQfq6RwB9+eiP4htXGN84MgtWZtR5dg4qPiGy/8Z55FhWZm+3DHQa+cSwtfq524 dmLlGPy+j3t/Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: John Garry , Huacai Chen , Thomas Bogendoerfer , Sasha Levin Subject: [PATCH 6.19 401/844] MIPS: Loongson: Make cpumask_of_node() robust against NUMA_NO_NODE Date: Sat, 28 Feb 2026 12:25:14 -0500 Message-ID: <20260228173244.1509663-402-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: John Garry [ Upstream commit d55d3fe2d1470ac5b6e93efe7998b728013c9fc8 ] The arch definition of cpumask_of_node() cannot handle NUMA_NO_NODE - which is a valid index - so add a check for this. Signed-off-by: John Garry Reviewed-by: Huacai Chen Signed-off-by: Thomas Bogendoerfer Signed-off-by: Sasha Levin --- arch/mips/include/asm/mach-loongson64/topology.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/include/asm/mach-loongson64/topology.h b/arch/mips/include/asm/mach-loongson64/topology.h index 3414a1fd17835..89bb4deab98a6 100644 --- a/arch/mips/include/asm/mach-loongson64/topology.h +++ b/arch/mips/include/asm/mach-loongson64/topology.h @@ -7,7 +7,7 @@ #define cpu_to_node(cpu) (cpu_logical_map(cpu) >> 2) extern cpumask_t __node_cpumask[]; -#define cpumask_of_node(node) (&__node_cpumask[node]) +#define cpumask_of_node(node) ((node) == NUMA_NO_NODE ? cpu_all_mask : &__node_cpumask[node]) struct pci_bus; extern int pcibus_to_node(struct pci_bus *); -- 2.51.0