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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id ca15-20020a0566381c0f00b0046e25a7bb9esm530141jab.176.2024.01.08.03.30.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 08 Jan 2024 03:30:42 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 5bf4bfa4-ae19-11ee-9b0f-b553b5be7939 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1704713443; x=1705318243; darn=lists.xenproject.org; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id:from:to:cc :subject:date:message-id:reply-to; bh=gBuT1Z7IzxWg0hFe5G18yUFRYnbo7M9mhnXeePX7SE4=; b=GQ8I8ZcotSJHelPaz0PPJieVeP4GmuyMDGaPvpfj8qRBT42eQsOT95laMGa2oRxq2Q P1lACNxkf6LynrRfa4ED+Z54MH8GJctqgWbUPQBUg6vMQxrA4MS7Pp3oDEBl+n71542L BsbI44miov8SwodevlpB5ALJ/JeiP39KEBRZgqHK/wft05HCeKpkX+OmWizih5/K3+AA QeeqADkevUqEcUPmDaXb4z2TkAkywcMhdRysSwzStvxOpgO/FeCPS7j3wMdFR+xc1/Wj dUuu1W/sjfHZE75nfQeNxm79OC/icELAY1gATUNh+kk/2D+B8lsvpnI3g7o3vTD9s37W WtWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1704713443; x=1705318243; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gBuT1Z7IzxWg0hFe5G18yUFRYnbo7M9mhnXeePX7SE4=; b=XelhsIzzsrpoFZyl1b0lrnvhpWDU44OnhYzt0YTYHo3NXrXI9Y2JraOCqvNFKryp9I PObZjvOqTcAG5yJb6YgxCP3tZ2JRbwaDKdz/w4yANQRATqI0CTyXJOaH3HEnhSgIKXCB VXCmwy+qmIjxPRrPXdNyCiI8m8R5VFgTCwF2ugBq0wokJpf5IDeFshb//f2rOBMoBazn 58HmpiJ6EVc83TPKDXpbOt9ZABSCcpb4bdi3qNtKNFLslfN17FWAMegjXwIo4RS4krkw TQoNTW5ElaV9g0O/rIedl87fqunMRVP+XD5xPv6eSEhEhSQkFeksmvqygpDZJHd2xGP8 zYMA== X-Gm-Message-State: AOJu0Yzux1XnEyjN8/u/mguOryn7ZGwC0dXLi9+UXj/zOPex8jpPOMrI lQ88CHZpJWGwuzd65gFp5xnJv9Mq/xypdd9YBQFWmcmphg== X-Google-Smtp-Source: AGHT+IEmQAE9p5HmABWZ/c50r+to2PbkqgGELkTO5Xjw0FW2I+jGXiw1EQyJMumfTDaaO4STnvcuKQ== X-Received: by 2002:a2e:a724:0:b0:2cd:3418:7524 with SMTP id s36-20020a2ea724000000b002cd34187524mr1503904lje.49.1704713443071; Mon, 08 Jan 2024 03:30:43 -0800 (PST) Message-ID: <94cffa48-5e31-4557-827d-c6dec6031d05@suse.com> Date: Mon, 8 Jan 2024 12:30:41 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , George Dunlap , Julien Grall , Stefano Stabellini , Wei Liu , Shawn Anastasio , Bertrand Marquis , Michal Orzel , Oleksii Kurochko From: Jan Beulich Subject: [PATCH v2] NUMA: no need for asm/numa.h when !NUMA Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1704713462252100001 Content-Type: text/plain; charset="utf-8" There's no point in every architecture carrying the same stubs for the case when NUMA isn't enabled (or even supported). Move all of that to xen/numa.h; replace explicit uses of asm/numa.h in common code. Make inclusion of asm/numa.h dependent upon NUMA=3Dy. Drop the no longer applicable "implement NUMA support" comments - in a !NUMA section this simply makes no sense. Signed-off-by: Jan Beulich Acked-by: Julien Grall Acked-by: Oleksii Kurochko Acked-by: Shawn Anastasio --- v2: Split off first_valid_mfn specific change. Re-base. --- a/xen/arch/arm/include/asm/numa.h +++ /dev/null @@ -1,31 +0,0 @@ -#ifndef __ARCH_ARM_NUMA_H -#define __ARCH_ARM_NUMA_H - -#include - -typedef u8 nodeid_t; - -#ifndef CONFIG_NUMA - -/* Fake one node for now. See also node_online_map. */ -#define cpu_to_node(cpu) 0 -#define node_to_cpumask(node) (cpu_online_map) - -/* XXX: implement NUMA support */ -#define node_spanned_pages(nid) (max_page - mfn_x(first_valid_mfn)) -#define node_start_pfn(nid) (mfn_x(first_valid_mfn)) -#define __node_distance(a, b) (20) - -#endif - -#define arch_want_default_dmazone() (false) - -#endif /* __ARCH_ARM_NUMA_H */ -/* - * Local variables: - * mode: C - * c-file-style: "BSD" - * c-basic-offset: 4 - * indent-tabs-mode: nil - * End: - */ --- a/xen/arch/arm/smpboot.c +++ b/xen/arch/arm/smpboot.c @@ -42,7 +42,7 @@ integer_param("maxcpus", max_cpus); /* CPU logical map: map xen cpuid to an MPIDR */ register_t __cpu_logical_map[NR_CPUS] =3D { [0 ... NR_CPUS-1] =3D MPIDR_IN= VALID }; =20 -/* Fake one node for now. See also asm/numa.h */ +/* Fake one node for now. See also xen/numa.h */ nodemask_t __read_mostly node_online_map =3D { { [0] =3D 1UL } }; =20 /* Xen stack for bringing up the first CPU. */ --- a/xen/arch/ppc/include/asm/numa.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef __ASM_PPC_NUMA_H__ -#define __ASM_PPC_NUMA_H__ - -#include -#include - -typedef uint8_t nodeid_t; - -/* Fake one node for now. See also node_online_map. */ -#define cpu_to_node(cpu) 0 -#define node_to_cpumask(node) (cpu_online_map) - -/* XXX: implement NUMA support */ -#define node_spanned_pages(nid) (max_page - mfn_x(first_valid_mfn)) -#define node_start_pfn(nid) (mfn_x(first_valid_mfn)) -#define __node_distance(a, b) (20) - -#define arch_want_default_dmazone() (false) - -#endif /* __ASM_PPC_NUMA_H__ */ --- a/xen/common/page_alloc.c +++ b/xen/common/page_alloc.c @@ -138,7 +138,6 @@ #include =20 #include -#include #include =20 #include --- a/xen/common/sysctl.c +++ b/xen/common/sysctl.c @@ -22,8 +22,8 @@ #include #include #include -#include #include +#include #include #include #include --- a/xen/include/xen/domain.h +++ b/xen/include/xen/domain.h @@ -2,6 +2,7 @@ #ifndef __XEN_DOMAIN_H__ #define __XEN_DOMAIN_H__ =20 +#include #include =20 #include @@ -12,7 +13,6 @@ struct guest_area { }; =20 #include -#include =20 typedef union { struct vcpu_guest_context *nat; --- a/xen/include/xen/numa.h +++ b/xen/include/xen/numa.h @@ -2,7 +2,13 @@ #define _XEN_NUMA_H =20 #include + +#ifdef CONFIG_NUMA +#include #include +#else +typedef uint8_t nodeid_t; +#endif =20 #define NUMA_NO_NODE 0xFF #define NUMA_NO_DISTANCE 0xFF @@ -108,8 +114,18 @@ extern void numa_set_processor_nodes_par =20 #else =20 +/* Fake one node for now. See also node_online_map. */ +#define cpu_to_node(cpu) 0 +#define node_to_cpumask(node) cpu_online_map + +#define arch_want_default_dmazone() false + extern mfn_t first_valid_mfn; =20 +#define node_spanned_pages(nid) (max_page - mfn_x(first_valid_mfn)) +#define node_start_pfn(nid) mfn_x(first_valid_mfn) +#define __node_distance(a, b) 20 + static inline nodeid_t mfn_to_nid(mfn_t mfn) { return 0; --- a/xen/include/xen/pci.h +++ b/xen/include/xen/pci.h @@ -11,10 +11,10 @@ #include #include #include +#include #include #include #include -#include =20 /* * The PCI interface treats multi-function devices as independent