From patchwork Tue Jul 16 11:13:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13734418 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 44285199256; Tue, 16 Jul 2024 11:15:57 +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=1721128558; cv=none; b=TftL9H+MT13KwCic9uLJwTNi6TSgh3YL6onu0oq1HUKxmVjX2iDcQOQ0H13zxcxugAc055vsYBz/u8Itu6twOzuoYSWNfcFn5ZTA826fUxXn3okAkR165uRPKl/0ZOiFRLlvNhrfl1uzBSizg0c83zZictD8WTg9Eb0SS7d6LxI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721128558; c=relaxed/simple; bh=6ZFGRjYd+QNIUdrgNxjtQqFy9oztOVb4PVdQaCr1DCQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=C23z7q6o7pytajguvXpU5ysFfmhClMbAEpJ9r6wR+M/DYB7kUU+9SxbxMnrcBHFHOdmMaQHUpgGPzg5q/OFN4WtRJ/THQgFdyXngg6RtVWFnWFiIhwas9F5UcIYJ/+p4xMka1jvtTWGQhv4GuWATb7/Rv1ORzUXTZX1mS6sY+J0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jTqJhb+J; 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="jTqJhb+J" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 336BCC116B1; Tue, 16 Jul 2024 11:15:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721128557; bh=6ZFGRjYd+QNIUdrgNxjtQqFy9oztOVb4PVdQaCr1DCQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=jTqJhb+J/VW8s8FQhoWIm7JmyR7Sc40Gf1abzPVEtyCJSyOeruE4iUvKzhPwGcHZq Gi4WEguWl1O/anPnXyjcLo96X7Rifluaha+hVAmP+qOfc209n9oCyWPBZRpMoYnPr6 Z5AaKpJTWx4q2hkMglcJA9vMoAHkQ8xT0oT/X8MLKWMqltWUD2nJJ2C/UHWolUSTPw xVAV2MG3lf4D6NoKqyzRsu39aHx+4G8biXYYgL3Uj8BUvthEwCiNO+ydarfCknuyZl 1o6FotWt7NVXmkyVxnHnLouc/cneAWx4CdKbtUK9MU4VFqae25h1qRS7if/PMSm7r1 zsVdwrWEOeq0A== From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Alexander Gordeev , Andreas Larsson , Andrew Morton , Arnd Bergmann , Borislav Petkov , Catalin Marinas , Christophe Leroy , Dan Williams , Dave Hansen , David Hildenbrand , "David S. Miller" , Greg Kroah-Hartman , Heiko Carstens , Huacai Chen , Ingo Molnar , Jiaxun Yang , John Paul Adrian Glaubitz , Jonathan Cameron , Michael Ellerman , Mike Rapoport , Palmer Dabbelt , "Rafael J. Wysocki" , Rob Herring , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Will Deacon , linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-acpi@vger.kernel.org, linux-cxl@vger.kernel.org, nvdimm@lists.linux.dev, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org Subject: [PATCH 11/17] x86/numa: numa_{add,remove}_cpu: make cpu parameter unsigned Date: Tue, 16 Jul 2024 14:13:40 +0300 Message-ID: <20240716111346.3676969-12-rppt@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240716111346.3676969-1-rppt@kernel.org> References: <20240716111346.3676969-1-rppt@kernel.org> Precedence: bulk X-Mailing-List: linux-cxl@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: "Mike Rapoport (Microsoft)" CPU id cannot be negative. Making it unsigned also aligns with declarations in include/asm-generic/numa.h used by arm64 and riscv and allows sharing numa emulation code with these architectures. Signed-off-by: Mike Rapoport (Microsoft) Reviewed-by: Jonathan Cameron --- arch/x86/include/asm/numa.h | 10 +++++----- arch/x86/mm/numa.c | 10 +++++----- arch/x86/mm/numa_emulation.c | 10 +++++----- 3 files changed, 15 insertions(+), 15 deletions(-) diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h index b22c85c1ef18..6fa5ea925aac 100644 --- a/arch/x86/include/asm/numa.h +++ b/arch/x86/include/asm/numa.h @@ -54,20 +54,20 @@ static inline int numa_cpu_node(int cpu) extern void numa_set_node(int cpu, int node); extern void numa_clear_node(int cpu); extern void __init init_cpu_to_node(void); -extern void numa_add_cpu(int cpu); -extern void numa_remove_cpu(int cpu); +extern void numa_add_cpu(unsigned int cpu); +extern void numa_remove_cpu(unsigned int cpu); extern void init_gi_nodes(void); #else /* CONFIG_NUMA */ static inline void numa_set_node(int cpu, int node) { } static inline void numa_clear_node(int cpu) { } static inline void init_cpu_to_node(void) { } -static inline void numa_add_cpu(int cpu) { } -static inline void numa_remove_cpu(int cpu) { } +static inline void numa_add_cpu(unsigned int cpu) { } +static inline void numa_remove_cpu(unsigned int cpu) { } static inline void init_gi_nodes(void) { } #endif /* CONFIG_NUMA */ #ifdef CONFIG_DEBUG_PER_CPU_MAPS -void debug_cpumask_set_cpu(int cpu, int node, bool enable); +void debug_cpumask_set_cpu(unsigned int cpu, int node, bool enable); #endif #ifdef CONFIG_NUMA_EMU diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index 0a59e3ceecda..deaa4816a895 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -741,12 +741,12 @@ void __init init_cpu_to_node(void) #ifndef CONFIG_DEBUG_PER_CPU_MAPS # ifndef CONFIG_NUMA_EMU -void numa_add_cpu(int cpu) +void numa_add_cpu(unsigned int cpu) { cpumask_set_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]); } -void numa_remove_cpu(int cpu) +void numa_remove_cpu(unsigned int cpu) { cpumask_clear_cpu(cpu, node_to_cpumask_map[early_cpu_to_node(cpu)]); } @@ -784,7 +784,7 @@ int early_cpu_to_node(int cpu) return per_cpu(x86_cpu_to_node_map, cpu); } -void debug_cpumask_set_cpu(int cpu, int node, bool enable) +void debug_cpumask_set_cpu(unsigned int cpu, int node, bool enable) { struct cpumask *mask; @@ -816,12 +816,12 @@ static void numa_set_cpumask(int cpu, bool enable) debug_cpumask_set_cpu(cpu, early_cpu_to_node(cpu), enable); } -void numa_add_cpu(int cpu) +void numa_add_cpu(unsigned int cpu) { numa_set_cpumask(cpu, true); } -void numa_remove_cpu(int cpu) +void numa_remove_cpu(unsigned int cpu) { numa_set_cpumask(cpu, false); } diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c index fb4814497446..235f8a4eb2fa 100644 --- a/arch/x86/mm/numa_emulation.c +++ b/arch/x86/mm/numa_emulation.c @@ -514,7 +514,7 @@ void __init numa_emulation(struct numa_meminfo *numa_meminfo, int numa_dist_cnt) } #ifndef CONFIG_DEBUG_PER_CPU_MAPS -void numa_add_cpu(int cpu) +void numa_add_cpu(unsigned int cpu) { int physnid, nid; @@ -532,7 +532,7 @@ void numa_add_cpu(int cpu) cpumask_set_cpu(cpu, node_to_cpumask_map[nid]); } -void numa_remove_cpu(int cpu) +void numa_remove_cpu(unsigned int cpu) { int i; @@ -540,7 +540,7 @@ void numa_remove_cpu(int cpu) cpumask_clear_cpu(cpu, node_to_cpumask_map[i]); } #else /* !CONFIG_DEBUG_PER_CPU_MAPS */ -static void numa_set_cpumask(int cpu, bool enable) +static void numa_set_cpumask(unsigned int cpu, bool enable) { int nid, physnid; @@ -560,12 +560,12 @@ static void numa_set_cpumask(int cpu, bool enable) } } -void numa_add_cpu(int cpu) +void numa_add_cpu(unsigned int cpu) { numa_set_cpumask(cpu, true); } -void numa_remove_cpu(int cpu) +void numa_remove_cpu(unsigned int cpu) { numa_set_cpumask(cpu, false); }