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Message-Id: <20231108125843.3806765-14-arnd@kernel.org> Date: Wed, 8 Nov 2023 13:58:34 +0100 From: Arnd Bergmann <arnd@...nel.org> To: Andrew Morton <akpm@...ux-foundation.org>, linux-kernel@...r.kernel.org, Masahiro Yamada <masahiroy@...nel.org>, linux-kbuild@...r.kernel.org Cc: Arnd Bergmann <arnd@...db.de>, Matt Turner <mattst88@...il.com>, Vineet Gupta <vgupta@...nel.org>, Russell King <linux@...linux.org.uk>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, Steven Rostedt <rostedt@...dmis.org>, Masami Hiramatsu <mhiramat@...nel.org>, Mark Rutland <mark.rutland@....com>, Guo Ren <guoren@...nel.org>, Peter Zijlstra <peterz@...radead.org>, Ard Biesheuvel <ardb@...nel.org>, Huacai Chen <chenhuacai@...nel.org>, Greg Ungerer <gerg@...ux-m68k.org>, Michal Simek <monstr@...str.eu>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Dinh Nguyen <dinguyen@...nel.org>, Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, Christophe Leroy <christophe.leroy@...roup.eu>, Geoff Levand <geoff@...radead.org>, Palmer Dabbelt <palmer@...belt.com>, Heiko Carstens <hca@...ux.ibm.com>, John Paul Adrian Glaubitz <glaubitz@...sik.fu-berlin.de>, "David S. Miller" <davem@...emloft.net>, Andy Lutomirski <luto@...nel.org>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, x86@...nel.org, Helge Deller <deller@....de>, Sudip Mukherjee <sudipm.mukherjee@...il.com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Timur Tabi <timur@...nel.org>, Kent Overstreet <kent.overstreet@...ux.dev>, David Woodhouse <dwmw2@...radead.org>, "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>, Anil S Keshavamurthy <anil.s.keshavamurthy@...el.com>, Kees Cook <keescook@...omium.org>, Vincenzo Frascino <vincenzo.frascino@....com>, Juri Lelli <juri.lelli@...hat.com>, Vincent Guittot <vincent.guittot@...aro.org>, Nathan Chancellor <nathan@...nel.org>, Nick Desaulniers <ndesaulniers@...gle.com>, Nicolas Schier <nicolas@...sle.eu>, Al Viro <viro@...iv.linux.org.uk>, Uwe Kleine-König <u.kleine-koenig@...gutronix.de>, linux-alpha@...r.kernel.org, linux-snps-arc@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, linux-trace-kernel@...r.kernel.org, linux-csky@...r.kernel.org, loongarch@...ts.linux.dev, linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org, linux-riscv@...ts.infradead.org, linux-s390@...r.kernel.org, linux-sh@...r.kernel.org, sparclinux@...r.kernel.org, netdev@...r.kernel.org, linux-parisc@...r.kernel.org, linux-usb@...r.kernel.org, linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-bcachefs@...r.kernel.org, linux-mtd@...ts.infradead.org Subject: [PATCH 13/22] arch: add do_page_fault prototypes From: Arnd Bergmann <arnd@...db.de> arch/alpha/mm/fault.c:85:1: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes] arch/csky/mm/fault.c:187:17: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes] arch/mips/mm/fault.c:323:17: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes] arch/nios2/mm/fault.c:43:17: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes] arch/sh/mm/fault.c:389:27: error: no previous prototype for 'do_page_fault' [-Werror=missing-prototypes] Signed-off-by: Arnd Bergmann <arnd@...db.de> --- arch/alpha/include/asm/mmu_context.h | 2 ++ arch/csky/include/asm/traps.h | 2 ++ arch/mips/include/asm/traps.h | 3 +++ arch/nios2/include/asm/traps.h | 2 ++ arch/sh/include/asm/traps_32.h | 3 +++ 5 files changed, 12 insertions(+) diff --git a/arch/alpha/include/asm/mmu_context.h b/arch/alpha/include/asm/mmu_context.h index 4eea7c616992..29a3e3a1f02b 100644 --- a/arch/alpha/include/asm/mmu_context.h +++ b/arch/alpha/include/asm/mmu_context.h @@ -183,6 +183,8 @@ ev4_switch_mm(struct mm_struct *prev_mm, struct mm_struct *next_mm, } extern void __load_new_mm_context(struct mm_struct *); +asmlinkage void do_page_fault(unsigned long address, unsigned long mmcsr, + long cause, struct pt_regs *regs); #ifdef CONFIG_SMP #define check_mmu_context() \ diff --git a/arch/csky/include/asm/traps.h b/arch/csky/include/asm/traps.h index 495ce318d569..6bbbbe43165f 100644 --- a/arch/csky/include/asm/traps.h +++ b/arch/csky/include/asm/traps.h @@ -55,4 +55,6 @@ asmlinkage void trap_c(struct pt_regs *regs); asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags); +asmlinkage void do_page_fault(struct pt_regs *regs); + #endif /* __ASM_CSKY_TRAPS_H */ diff --git a/arch/mips/include/asm/traps.h b/arch/mips/include/asm/traps.h index 15cde638b407..d4d9f8a8fdea 100644 --- a/arch/mips/include/asm/traps.h +++ b/arch/mips/include/asm/traps.h @@ -39,4 +39,7 @@ extern char except_vec_nmi[]; register_nmi_notifier(&fn##_nb); \ }) +asmlinkage void do_page_fault(struct pt_regs *regs, + unsigned long write, unsigned long address); + #endif /* _ASM_TRAPS_H */ diff --git a/arch/nios2/include/asm/traps.h b/arch/nios2/include/asm/traps.h index 82a48473280d..afd77bef01c6 100644 --- a/arch/nios2/include/asm/traps.h +++ b/arch/nios2/include/asm/traps.h @@ -14,6 +14,8 @@ #ifndef __ASSEMBLY__ void _exception(int signo, struct pt_regs *regs, int code, unsigned long addr); +void do_page_fault(struct pt_regs *regs, unsigned long cause, + unsigned long address); #endif #endif /* _ASM_NIOS2_TRAPS_H */ diff --git a/arch/sh/include/asm/traps_32.h b/arch/sh/include/asm/traps_32.h index 8c5bbb7b6053..8f14071bea72 100644 --- a/arch/sh/include/asm/traps_32.h +++ b/arch/sh/include/asm/traps_32.h @@ -43,6 +43,9 @@ static inline void trigger_address_error(void) asmlinkage void do_address_error(struct pt_regs *regs, unsigned long writeaccess, unsigned long address); +asmlinkage void do_page_fault(struct pt_regs *regs, + unsigned long error_code, + unsigned long address); asmlinkage void do_divide_error(unsigned long r4); asmlinkage void do_reserved_inst(void); asmlinkage void do_illegal_slot_inst(void); -- 2.39.2
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