The patch titled
Subject: hexagon: traps: add internal prototypes for functions only called from asm
has been added to the -mm mm-nonmm-unstable branch. Its filename is
hexagon-traps-add-internal-prototypes-for-functions-only-called-from-asm.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/hexagon-traps-add-internal-prototypes-for-functions-only-called-from-asm.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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From: Nathan Chancellor <nathan@xxxxxxxxxx>
Subject: hexagon: traps: add internal prototypes for functions only called from asm
Date: Thu, 30 Nov 2023 15:58:32 -0700
Clang warns:
arch/hexagon/kernel/traps.c:284:6: warning: no previous prototype for function 'do_genex' [-Wmissing-prototypes]
284 | void do_genex(struct pt_regs *regs)
| ^
arch/hexagon/kernel/traps.c:284:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
284 | void do_genex(struct pt_regs *regs)
| ^
| static
arch/hexagon/kernel/traps.c:341:6: warning: no previous prototype for function 'do_trap0' [-Wmissing-prototypes]
341 | void do_trap0(struct pt_regs *regs)
| ^
arch/hexagon/kernel/traps.c:341:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
341 | void do_trap0(struct pt_regs *regs)
| ^
| static
arch/hexagon/kernel/traps.c:418:6: warning: no previous prototype for function 'do_machcheck' [-Wmissing-prototypes]
418 | void do_machcheck(struct pt_regs *regs)
| ^
arch/hexagon/kernel/traps.c:418:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
418 | void do_machcheck(struct pt_regs *regs)
| ^
| static
arch/hexagon/kernel/traps.c:428:6: warning: no previous prototype for function 'do_debug_exception' [-Wmissing-prototypes]
428 | void do_debug_exception(struct pt_regs *regs)
| ^
arch/hexagon/kernel/traps.c:428:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
428 | void do_debug_exception(struct pt_regs *regs)
| ^
| static
These functions are only called from assembly or this translation unit,
so just add prototypes right above the definitions to silence the
warnings.
Link: https://lkml.kernel.org/r/20231130-hexagon-missing-prototypes-v1-19-5c34714afe9e@xxxxxxxxxx
Signed-off-by: Nathan Chancellor <nathan@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Brian Cain <bcain@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/hexagon/kernel/traps.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/arch/hexagon/kernel/traps.c~hexagon-traps-add-internal-prototypes-for-functions-only-called-from-asm
+++ a/arch/hexagon/kernel/traps.c
@@ -281,6 +281,7 @@ static void cache_error(struct pt_regs *
/*
* General exception handler
*/
+void do_genex(struct pt_regs *regs);
void do_genex(struct pt_regs *regs)
{
/*
@@ -331,6 +332,7 @@ void do_genex(struct pt_regs *regs)
}
}
+void do_trap0(struct pt_regs *regs);
void do_trap0(struct pt_regs *regs)
{
syscall_fn syscall;
@@ -408,6 +410,7 @@ void do_trap0(struct pt_regs *regs)
/*
* Machine check exception handler
*/
+void do_machcheck(struct pt_regs *regs);
void do_machcheck(struct pt_regs *regs)
{
/* Halt and catch fire */
@@ -418,6 +421,7 @@ void do_machcheck(struct pt_regs *regs)
* Treat this like the old 0xdb trap.
*/
+void do_debug_exception(struct pt_regs *regs);
void do_debug_exception(struct pt_regs *regs)
{
regs->hvmer.vmest &= ~HVM_VMEST_CAUSE_MSK;
_
Patches currently in -mm which might be from nathan@xxxxxxxxxx are
buffer-fix-grow_buffers-for-block-size-page_size-fix.patch
hexagon-uaccess-remove-clear_user_hexagon.patch
hexagon-mm-mark-paging_init-as-static.patch
hexagon-mm-include-asm-setuph-for-setup_arch_memorys-prototype.patch
hexagon-smp-mark-handle_ipi-and-start_secondary-as-static.patch
hexagon-vm_fault-mark-do_page_fault-as-static.patch
hexagon-vm_fault-include-asm-vm_faulth-for-prototypes.patch
hexagon-vm_tlb-include-asm-tlbflushh-for-prototypes.patch
hexagon-time-include-asm-timeh-for-prototypes.patch
hexagon-time-mark-time_init_deferred-as-static.patch
hexagon-time-include-asm-delayh-for-prototypes.patch
hexagon-signal-switch-to-syscall_define0-for-sys_rt_sigreturn.patch
hexagon-reset-include-linux-rebooth-for-prototypes.patch
hexagon-process-include-linux-cpuh-for-arch_cpu_idle-prototype.patch
hexagon-process-add-internal-prototype-for-do_work_pending.patch
hexagon-vdso-include-asm-elfh-for-arch_setup_additional_pages-prototype.patch
hexagon-vm_events-remove-unused-dummy_handler.patch
hexagon-irq-add-prototype-for-arch_do_irq.patch
hexagon-traps-remove-sys_syscall.patch
hexagon-traps-add-internal-prototypes-for-functions-only-called-from-asm.patch
