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From: Randy Dunlap <rdunlap@infradead.org>
To: linux-kernel@vger.kernel.org
Cc: Randy Dunlap <rdunlap@infradead.org>,
Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>
Subject: [PATCH 11/16] xtensa: hw_breakpoint: include header for missing
prototype
Date: Tue, 19 Sep 2023 22:21:34 -0700
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| Series |
xtensa: fix W=1 build warnings
|
|
Commit Message
Randy Dunlap
Sept. 20, 2023, 5:21 a.m. UTC
Add the prototype for restore_dbreak() to <asm/hw_breakpoint.h> and use
that header in hw_breakpoint.c to prevent a build warning:
arch/xtensa/kernel/hw_breakpoint.c:263:6: warning: no previous prototype for 'restore_dbreak' [-Wmissing-prototypes]
263 | void restore_dbreak(void)
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Chris Zankel <chris@zankel.net>
Cc: Max Filippov <jcmvbkbc@gmail.com>
---
arch/xtensa/include/asm/hw_breakpoint.h | 1 +
arch/xtensa/kernel/hw_breakpoint.c | 1 +
2 files changed, 2 insertions(+)
diff -- a/arch/xtensa/include/asm/hw_breakpoint.h b/arch/xtensa/include/asm/hw_breakpoint.h --- a/arch/xtensa/include/asm/hw_breakpoint.h +++ b/arch/xtensa/include/asm/hw_breakpoint.h @@ -48,6 +48,7 @@ void arch_uninstall_hw_breakpoint(struct void hw_breakpoint_pmu_read(struct perf_event *bp); int check_hw_breakpoint(struct pt_regs *regs); void clear_ptrace_hw_breakpoint(struct task_struct *tsk); +void restore_dbreak(void); #else diff -- a/arch/xtensa/kernel/hw_breakpoint.c b/arch/xtensa/kernel/hw_breakpoint.c --- a/arch/xtensa/kernel/hw_breakpoint.c +++ b/arch/xtensa/kernel/hw_breakpoint.c @@ -13,6 +13,7 @@ #include <linux/percpu.h> #include <linux/perf_event.h> #include <asm/core.h> +#include <asm/hw_breakpoint.h> /* Breakpoint currently in use for each IBREAKA. */ static DEFINE_PER_CPU(struct perf_event *, bp_on_reg[XCHAL_NUM_IBREAK]);