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x86/kernel: Fix more -Wmissing-prototypes warnings

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... with the goal of eventually enabling -Wmissing-prototypes by
default. At least on x86.

Make functions static where possible, otherwise add prototypes or make
them visible through includes.

asm/trace/ changes courtesy of Steven Rostedt <rostedt@goodmis.org>.

Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> # ACPI + cpufreq bits
Cc: Andrew Banman <andrew.banman@hpe.com>
Cc: Dimitri Sivanich <dimitri.sivanich@hpe.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mike Travis <mike.travis@hpe.com>
Cc: "Steven Rostedt (VMware)" <rostedt@goodmis.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Yi Wang <wang.yi59@zte.com.cn>
Cc: linux-acpi@vger.kernel.org
This commit is contained in:
Borislav Petkov 2018-12-05 00:34:56 +01:00
parent a97673a1c4
commit ad3bc25a32
21 changed files with 44 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/x86/include/asm/setup.h
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@ -46,6 +46,9 @@ extern unsigned long saved_video_mode;
extern void reserve_standard_io_resources(void);
extern void i386_reserve_resources(void);
extern unsigned long __startup_64(unsigned long physaddr, struct boot_params *bp);
extern unsigned long __startup_secondary_64(void);
extern int early_make_pgtable(unsigned long address);
#ifdef CONFIG_X86_INTEL_MID
extern void x86_intel_mid_early_setup(void);

1
arch/x86/include/asm/trace/exceptions.h
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@ -45,6 +45,7 @@ DEFINE_PAGE_FAULT_EVENT(page_fault_user);
DEFINE_PAGE_FAULT_EVENT(page_fault_kernel);
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE exceptions
#endif /* _TRACE_PAGE_FAULT_H */

1
arch/x86/include/asm/trace/irq_vectors.h
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@ -389,6 +389,7 @@ TRACE_EVENT(vector_free_moved,
#endif /* CONFIG_X86_LOCAL_APIC */
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE irq_vectors
#endif /* _TRACE_IRQ_VECTORS_H */

5
arch/x86/include/asm/traps.h
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@ -113,6 +113,11 @@ asmlinkage void smp_threshold_interrupt(struct pt_regs *regs);
asmlinkage void smp_deferred_error_interrupt(struct pt_regs *regs);
#endif
void smp_apic_timer_interrupt(struct pt_regs *regs);
void smp_spurious_interrupt(struct pt_regs *regs);
void smp_error_interrupt(struct pt_regs *regs);
asmlinkage void smp_irq_move_cleanup_interrupt(void);
extern void ist_enter(struct pt_regs *regs);
extern void ist_exit(struct pt_regs *regs);
extern void ist_begin_non_atomic(struct pt_regs *regs);

1
arch/x86/kernel/apic/apic.c
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@ -44,6 +44,7 @@
#include <asm/mpspec.h>
#include <asm/i8259.h>
#include <asm/proto.h>
#include <asm/traps.h>
#include <asm/apic.h>
#include <asm/io_apic.h>
#include <asm/desc.h>

11
arch/x86/kernel/apic/apic_flat_64.c
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@ -8,6 +8,7 @@
* Martin Bligh, Andi Kleen, James Bottomley, John Stultz, and
* James Cleverdon.
*/
#include <linux/acpi.h>
#include <linux/errno.h>
#include <linux/threads.h>
#include <linux/cpumask.h>
@ -16,12 +17,12 @@
#include <linux/ctype.h>
#include <linux/hardirq.h>
#include <linux/export.h>
#include <asm/smp.h>
#include <asm/apic.h>
#include <asm/ipi.h>
#include <asm/jailhouse_para.h>
#include <linux/acpi.h>
#include <asm/smp.h>
#include <asm/ipi.h>
#include <asm/apic.h>
#include <asm/apic_flat_64.h>
#include <asm/jailhouse_para.h>
static struct apic apic_physflat;
static struct apic apic_flat;

1
arch/x86/kernel/apic/vector.c
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@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <asm/irqdomain.h>
#include <asm/hw_irq.h>
#include <asm/traps.h>
#include <asm/apic.h>
#include <asm/i8259.h>
#include <asm/desc.h>

4
arch/x86/kernel/apic/x2apic_uv_x.c
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@ -1079,7 +1079,7 @@ late_initcall(uv_init_heartbeat);
#endif /* !CONFIG_HOTPLUG_CPU */
/* Direct Legacy VGA I/O traffic to designated IOH */
int uv_set_vga_state(struct pci_dev *pdev, bool decode, unsigned int command_bits, u32 flags)
static int uv_set_vga_state(struct pci_dev *pdev, bool decode, unsigned int command_bits, u32 flags)
{
int domain, bus, rc;
@ -1148,7 +1148,7 @@ static void get_mn(struct mn *mnp)
mnp->m_shift = mnp->m_val ? 64 - mnp->m_val : 0;
}
void __init uv_init_hub_info(struct uv_hub_info_s *hi)
static void __init uv_init_hub_info(struct uv_hub_info_s *hi)
{
union uvh_node_id_u node_id;
struct mn mn;

3
arch/x86/kernel/asm-offsets.c
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@ -29,7 +29,8 @@
# include "asm-offsets_64.c"
#endif
void common(void) {
static void __used common(void)
{
BLANK();
OFFSET(TASK_threadsp, task_struct, thread.sp);
#ifdef CONFIG_STACKPROTECTOR

1
arch/x86/kernel/cpu/amd.c
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@ -15,6 +15,7 @@
#include <asm/smp.h>
#include <asm/pci-direct.h>
#include <asm/delay.h>
#include <asm/debugreg.h>
#ifdef CONFIG_X86_64
# include <asm/mmconfig.h>

1
arch/x86/kernel/cpu/aperfmperf.c
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@ -12,6 +12,7 @@
#include <linux/ktime.h>
#include <linux/math64.h>
#include <linux/percpu.h>
#include <linux/cpufreq.h>
#include <linux/smp.h>
#include "cpu.h"

2
arch/x86/kernel/cpu/bugs.c
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@ -32,6 +32,8 @@
#include <asm/e820/api.h>
#include <asm/hypervisor.h>
#include "cpu.h"
static void __init spectre_v2_select_mitigation(void);
static void __init ssb_select_mitigation(void);
static void __init l1tf_select_mitigation(void);

1
arch/x86/kernel/cpu/cacheinfo.c
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@ -17,6 +17,7 @@
#include <linux/pci.h>
#include <asm/cpufeature.h>
#include <asm/cacheinfo.h>
#include <asm/amd_nb.h>
#include <asm/smp.h>

3
arch/x86/kernel/cpu/scattered.c
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@ -5,9 +5,10 @@
#include <linux/cpu.h>
#include <asm/pat.h>
#include <asm/apic.h>
#include <asm/processor.h>
#include <asm/apic.h>
#include "cpu.h"
struct cpuid_bit {
u16 feature;

2
arch/x86/kernel/cpu/topology.c
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@ -10,6 +10,8 @@
#include <asm/pat.h>
#include <asm/processor.h>
#include "cpu.h"
/* leaf 0xb SMT level */
#define SMT_LEVEL 0

2
arch/x86/kernel/fpu/xstate.c
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@ -811,7 +811,7 @@ void fpu__resume_cpu(void)
*
* Note: does not work for compacted buffers.
*/
void *__raw_xsave_addr(struct xregs_state *xsave, int xstate_feature_mask)
static void *__raw_xsave_addr(struct xregs_state *xsave, int xstate_feature_mask)
{
int feature_nr = fls64(xstate_feature_mask) - 1;

2
arch/x86/kernel/kprobes/core.c
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@ -66,6 +66,8 @@
#include "common.h"
void *trampoline_handler(struct pt_regs *regs);
DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL;
DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);

3
arch/x86/kernel/sysfb_efi.c
View File

@ -19,12 +19,15 @@
#include <linux/dmi.h>
#include <linux/err.h>
#include <linux/efi.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/pci.h>
#include <linux/screen_info.h>
#include <video/vga.h>
#include <asm/efi.h>
#include <asm/sysfb.h>
enum {

1
arch/x86/kernel/tracepoint.c
View File

@ -11,6 +11,7 @@
#include <asm/hw_irq.h>
#include <asm/desc.h>
#include <asm/trace/exceptions.h>
#include <asm/trace/irq_vectors.h>
DEFINE_STATIC_KEY_FALSE(trace_pagefault_key);

3
include/acpi/cppc_acpi.h
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@ -142,5 +142,8 @@ extern int cppc_set_perf(int cpu, struct cppc_perf_ctrls *perf_ctrls);
extern int cppc_get_perf_caps(int cpu, struct cppc_perf_caps *caps);
extern int acpi_get_psd_map(struct cppc_cpudata **);
extern unsigned int cppc_get_transition_latency(int cpu);
extern bool cpc_ffh_supported(void);
extern int cpc_read_ffh(int cpunum, struct cpc_reg *reg, u64 *val);
extern int cpc_write_ffh(int cpunum, struct cpc_reg *reg, u64 val);
#endif /* _CPPC_ACPI_H*/

3
include/linux/kprobes.h
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@ -379,6 +379,9 @@ int enable_kprobe(struct kprobe *kp);
void dump_kprobe(struct kprobe *kp);
void *alloc_insn_page(void);
void free_insn_page(void *page);
#else /* !CONFIG_KPROBES: */
static inline int kprobes_built_in(void)