sparc64: Fix prototype warning for uprobe_trap

Fix the following warning:
arch/sparc/kernel/uprobes.c:237:17: warning: no previous prototype for ‘uprobe_trap’

Add a prototype to kernel/kernel.h to silence the warning.
This is a fix already used for other trap handlers.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: David S. Miller <davem@davemloft.net>
Reviewed-by: Andreas Larsson <andreas@gaisler.com>
Tested-by: Andreas Larsson <andreas@gaisler.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://lore.kernel.org/r/20240330-sparc64-warnings-v1-5-37201023ee2f@ravnborg.org
Signed-off-by: Andreas Larsson <andreas@gaisler.com>

diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
index a8fb7c0bf053a0af9affd33ce4ee24b2a17d4acc..8328a3b78a44418095c67443cd4c39895bbe13c3 100644 (file)
--- a/arch/sparc/kernel/kernel.h
+++ b/arch/sparc/kernel/kernel.h
@@ -40,6 +40,10 @@ int handle_popc(u32 insn, struct pt_regs *regs);
 void handle_lddfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 void handle_stdfmna(struct pt_regs *regs, unsigned long sfar, unsigned long sfsr);
 
+/* uprobes.c */
+asmlinkage void uprobe_trap(struct pt_regs *regs,
+                           unsigned long trap_level);
+
 /* smp_64.c */
 void __irq_entry smp_call_function_client(int irq, struct pt_regs *regs);
 void __irq_entry smp_call_function_single_client(int irq, struct pt_regs *regs);

diff --git a/arch/sparc/kernel/uprobes.c b/arch/sparc/kernel/uprobes.c
index 1a0600206bf5c210dfc82c8558d404af2f4d4e93..305017bec164f8bed0e85a847d1eb0505c5235af 100644 (file)
--- a/arch/sparc/kernel/uprobes.c
+++ b/arch/sparc/kernel/uprobes.c
@@ -18,6 +18,8 @@
 
 #include <asm/cacheflush.h>
 
+#include "kernel.h"
+
 /* Compute the address of the breakpoint instruction and return it.
  *
  * Note that uprobe_get_swbp_addr is defined as a weak symbol in