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Wed, 13 May 2026 07:03:12 -0700 (PDT) Message-ID: Date: Wed, 13 May 2026 16:03:12 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Teddy Astie From: Jan Beulich Subject: [PATCH] x86: address Misra C:2012 rule 8.4 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-purgate-ID: tlsNG-33051d/1778680993-37B4C938-E3BB1213/0/0 X-purgate-type: clean X-purgate-size: 1425 X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1778681022832158500 Content-Type: text/plain; charset="utf-8" ... ("A compatible declaration shall be visible when an object or function with external linkage is defined"). Three variables lack asmlinkage annotations. Signed-off-by: Jan Beulich Reviewed-by: Nicola Vetrini --- https://gitlab.com/xen-project/hardware/xen-staging/-/jobs/14351897188 (covering more than just this) --- a/xen/arch/x86/guest/xen/pvh-boot.c +++ b/xen/arch/x86/guest/xen/pvh-boot.c @@ -22,7 +22,7 @@ =20 /* Initialised in head.S, before .bss is zeroed. */ bool __initdata pvh_boot; -uint32_t __initdata pvh_start_info_pa; +uint32_t asmlinkage __initdata pvh_start_info_pa; =20 static multiboot_info_t __initdata pvh_mbi; static module_t __initdata pvh_mbi_mods[8]; --- a/xen/arch/x86/guest/xen/xen.c +++ b/xen/arch/x86/guest/xen/xen.c @@ -40,7 +40,7 @@ DEFINE_PER_CPU(struct vcpu_info *, vcpu_ * 0 vmcall * > 0 vmmcall */ -int8_t __initdata early_hypercall_insn =3D -1; +int8_t asmlinkage __initdata early_hypercall_insn =3D -1; =20 /* * Called once during the first hypercall to figure out which instruction = to --- a/xen/arch/x86/pv/hypercall.c +++ b/xen/arch/x86/pv/hypercall.c @@ -180,7 +180,7 @@ void pv_ring1_init_hypercall_page(void * } } =20 -void do_entry_int82(struct cpu_user_regs *regs) +void asmlinkage do_entry_int82(struct cpu_user_regs *regs) { if ( unlikely(untrusted_msi) ) check_for_unexpected_msi((uint8_t)regs->entry_vector);