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([172.25.112.68]) by orsmga003.jf.intel.com with ESMTP; 27 Jan 2024 02:08:52 -0800 From: Xin Li To: linux-kernel@vger.kernel.org Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, luto@kernel.org, ravi.v.shankar@intel.com, andrew.cooper3@citrix.com Subject: [PATCH 2/2] x86/fred: Fix build with CONFIG_IA32_EMULATION=n Date: Sat, 27 Jan 2024 01:37:28 -0800 Message-ID: <20240127093728.1323-3-xin3.li@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240127093728.1323-1-xin3.li@intel.com> References: <20240127093728.1323-1-xin3.li@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1789237841259967326 X-GMAIL-MSGID: 1789237841259967326 When CONFIG_IA32_EMULATION=n, int80_emulation() is NOT defined, fix it. Fixes: 5e0636a41485 ("x86/fred: FRED entry/exit and dispatch code") Link: https://lore.kernel.org/lkml/20240126100519.GBZbOD3xFB0v3mp5B1@fat_crate.local/ Reported-by: Borislav Petkov (AMD) Signed-off-by: Xin Li --- arch/x86/entry/entry_fred.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/entry/entry_fred.c b/arch/x86/entry/entry_fred.c index 06d00c60ea64..ac120cbdaaf2 100644 --- a/arch/x86/entry/entry_fred.c +++ b/arch/x86/entry/entry_fred.c @@ -62,11 +62,13 @@ static noinstr void fred_intx(struct pt_regs *regs) case X86_TRAP_OF: return exc_overflow(regs); +#ifdef CONFIG_IA32_EMULATION /* INT80 */ case IA32_SYSCALL_VECTOR: if (ia32_enabled()) return int80_emulation(regs); fallthrough; +#endif default: return exc_general_protection(regs, 0);