From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-x244.google.com (mail-pg0-x244.google.com [IPv6:2607:f8b0:400e:c05::244]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3zgL7X4rCRzDqbZ for ; Tue, 13 Feb 2018 09:34:13 +1100 (AEDT) Received: by mail-pg0-x244.google.com with SMTP id g2so8467993pgn.7 for ; Mon, 12 Feb 2018 14:34:13 -0800 (PST) Sender: Guenter Roeck From: Guenter Roeck To: Benjamin Herrenschmidt Cc: Paul Mackerras , Michael Ellerman , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Guenter Roeck , Balbir Singh , Nicholas Piggin Subject: [PATCH 1/2] powerpc/kdump: Add missing optional dummy functions Date: Mon, 12 Feb 2018 14:34:07 -0800 Message-Id: <1518474848-3158-1-git-send-email-linux@roeck-us.net> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , If KEXEC_CORE is not enabled, PowerNV builds fail as follows. arch/powerpc/platforms/powernv/smp.c: In function 'pnv_smp_cpu_kill_self': arch/powerpc/platforms/powernv/smp.c:236:4: error: implicit declaration of function 'crash_ipi_callback' Add dummy function calls, similar to kdump_in_progress(), to solve the problem. Fixes: 4145f358644b ("powernv/kdump: Fix cases where the kdump kernel ...") Cc: Balbir Singh Cc: Michael Ellerman Cc: Nicholas Piggin Signed-off-by: Guenter Roeck --- arch/powerpc/include/asm/kexec.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 9dcbfa6bbb91..d8b1e8e7e035 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -140,6 +140,12 @@ static inline bool kdump_in_progress(void) return false; } +static inline void crash_ipi_callback(struct pt_regs *regs) { } + +static inline void crash_send_ipi(void (*crash_ipi_callback)(struct pt_regs *)) +{ +} + #endif /* CONFIG_KEXEC_CORE */ #endif /* ! __ASSEMBLY__ */ #endif /* __KERNEL__ */ -- 2.7.4