[PATCH] hw_breakpoint: Fix build warnings with clang
From: Ravi Bangoria <hidden>
Date: 2020-06-02 04:12:49
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Linus Torvalds
kbuild test robot reported few build warnings with hw_breakpoint code when compiled with clang[1]. Fix those. [1]: https://lore.kernel.org/linuxppc-dev/202005192233.oi9CjRtA%25lkp@intel.com/ (local) Reported-by: kbuild test robot <redacted> Signed-off-by: Ravi Bangoria <redacted> --- Note: Prepared on top of powerpc/next. arch/powerpc/include/asm/hw_breakpoint.h | 3 --- include/linux/hw_breakpoint.h | 4 ++++ 2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/include/asm/hw_breakpoint.h b/arch/powerpc/include/asm/hw_breakpoint.h
index f42a55eb77d2..cb424799da0d 100644
--- a/arch/powerpc/include/asm/hw_breakpoint.h
+++ b/arch/powerpc/include/asm/hw_breakpoint.h@@ -70,9 +70,6 @@ extern int hw_breakpoint_exceptions_notify(struct notifier_block *unused, unsigned long val, void *data); int arch_install_hw_breakpoint(struct perf_event *bp); void arch_uninstall_hw_breakpoint(struct perf_event *bp); -int arch_reserve_bp_slot(struct perf_event *bp); -void arch_release_bp_slot(struct perf_event *bp); -void arch_unregister_hw_breakpoint(struct perf_event *bp); void hw_breakpoint_pmu_read(struct perf_event *bp); extern void flush_ptrace_hw_breakpoint(struct task_struct *tsk);
diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h
index 6058c3844a76..521481f0d320 100644
--- a/include/linux/hw_breakpoint.h
+++ b/include/linux/hw_breakpoint.h@@ -80,6 +80,10 @@ extern int dbg_reserve_bp_slot(struct perf_event *bp); extern int dbg_release_bp_slot(struct perf_event *bp); extern int reserve_bp_slot(struct perf_event *bp); extern void release_bp_slot(struct perf_event *bp); +extern int hw_breakpoint_weight(struct perf_event *bp); +extern int arch_reserve_bp_slot(struct perf_event *bp); +extern void arch_release_bp_slot(struct perf_event *bp); +extern void arch_unregister_hw_breakpoint(struct perf_event *bp); extern void flush_ptrace_hw_breakpoint(struct task_struct *tsk);
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2.26.2