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-rw-r--r--arch/alpha/kernel/setup.c2
-rw-r--r--arch/loongarch/kernel/sysrq.c2
-rw-r--r--arch/mips/kernel/sysrq.c2
-rw-r--r--arch/powerpc/xmon/xmon.c2
-rw-r--r--arch/sparc/kernel/process_64.c4
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c2
-rw-r--r--drivers/tty/sysrq.c40
-rw-r--r--include/linux/sysrq.h2
-rw-r--r--kernel/debug/debug_core.c2
-rw-r--r--kernel/power/poweroff.c2
-rw-r--r--kernel/rcu/tree_stall.h2
11 files changed, 31 insertions, 31 deletions
diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c
index b650ff1cb022..91fb3714ebc2 100644
--- a/arch/alpha/kernel/setup.c
+++ b/arch/alpha/kernel/setup.c
@@ -422,7 +422,7 @@ register_cpus(void)
arch_initcall(register_cpus);
#ifdef CONFIG_MAGIC_SYSRQ
-static void sysrq_reboot_handler(int unused)
+static void sysrq_reboot_handler(u8 unused)
{
machine_halt();
}
diff --git a/arch/loongarch/kernel/sysrq.c b/arch/loongarch/kernel/sysrq.c
index 366baef72d29..e663c10fa39c 100644
--- a/arch/loongarch/kernel/sysrq.c
+++ b/arch/loongarch/kernel/sysrq.c
@@ -43,7 +43,7 @@ static void sysrq_tlbdump_othercpus(struct work_struct *dummy)
static DECLARE_WORK(sysrq_tlbdump, sysrq_tlbdump_othercpus);
#endif
-static void sysrq_handle_tlbdump(int key)
+static void sysrq_handle_tlbdump(u8 key)
{
sysrq_tlbdump_single(NULL);
#ifdef CONFIG_SMP
diff --git a/arch/mips/kernel/sysrq.c b/arch/mips/kernel/sysrq.c
index 9c1a2019113b..2e98049fe783 100644
--- a/arch/mips/kernel/sysrq.c
+++ b/arch/mips/kernel/sysrq.c
@@ -44,7 +44,7 @@ static void sysrq_tlbdump_othercpus(struct work_struct *dummy)
static DECLARE_WORK(sysrq_tlbdump, sysrq_tlbdump_othercpus);
#endif
-static void sysrq_handle_tlbdump(int key)
+static void sysrq_handle_tlbdump(u8 key)
{
sysrq_tlbdump_single(NULL);
#ifdef CONFIG_SMP
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index fae747cc57d2..196eeba0a70b 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -3991,7 +3991,7 @@ static void xmon_init(int enable)
}
#ifdef CONFIG_MAGIC_SYSRQ
-static void sysrq_handle_xmon(int key)
+static void sysrq_handle_xmon(u8 key)
{
if (xmon_is_locked_down()) {
clear_all_bpt();
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index b51d8fb0ecdc..4dee88af403f 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -295,7 +295,7 @@ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
#ifdef CONFIG_MAGIC_SYSRQ
-static void sysrq_handle_globreg(int key)
+static void sysrq_handle_globreg(u8 key)
{
trigger_all_cpu_backtrace();
}
@@ -370,7 +370,7 @@ static void pmu_snapshot_all_cpus(void)
spin_unlock_irqrestore(&global_cpu_snapshot_lock, flags);
}
-static void sysrq_handle_globpmu(int key)
+static void sysrq_handle_globpmu(u8 key)
{
pmu_snapshot_all_cpus();
}
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 61a5d450cc20..d612133e2cf7 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -301,7 +301,7 @@ static void drm_fb_helper_restore_work_fn(struct work_struct *ignored)
static DECLARE_WORK(drm_fb_helper_restore_work, drm_fb_helper_restore_work_fn);
-static void drm_fb_helper_sysrq(int dummy1)
+static void drm_fb_helper_sysrq(u8 dummy1)
{
schedule_work(&drm_fb_helper_restore_work);
}
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 262d0970ccb5..2d3a7836f835 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -98,7 +98,7 @@ static int __init sysrq_always_enabled_setup(char *str)
__setup("sysrq_always_enabled", sysrq_always_enabled_setup);
-static void sysrq_handle_loglevel(int key)
+static void sysrq_handle_loglevel(u8 key)
{
u8 loglevel = key - '0';
@@ -114,7 +114,7 @@ static const struct sysrq_key_op sysrq_loglevel_op = {
};
#ifdef CONFIG_VT
-static void sysrq_handle_SAK(int key)
+static void sysrq_handle_SAK(u8 key)
{
struct work_struct *SAK_work = &vc_cons[fg_console].SAK_work;
@@ -131,7 +131,7 @@ static const struct sysrq_key_op sysrq_SAK_op = {
#endif
#ifdef CONFIG_VT
-static void sysrq_handle_unraw(int key)
+static void sysrq_handle_unraw(u8 key)
{
vt_reset_unicode(fg_console);
}
@@ -146,7 +146,7 @@ static const struct sysrq_key_op sysrq_unraw_op = {
#define sysrq_unraw_op (*(const struct sysrq_key_op *)NULL)
#endif /* CONFIG_VT */
-static void sysrq_handle_crash(int key)
+static void sysrq_handle_crash(u8 key)
{
/* release the RCU read lock before crashing */
rcu_read_unlock();
@@ -160,7 +160,7 @@ static const struct sysrq_key_op sysrq_crash_op = {
.enable_mask = SYSRQ_ENABLE_DUMP,
};
-static void sysrq_handle_reboot(int key)
+static void sysrq_handle_reboot(u8 key)
{
lockdep_off();
local_irq_enable();
@@ -175,7 +175,7 @@ static const struct sysrq_key_op sysrq_reboot_op = {
const struct sysrq_key_op *__sysrq_reboot_op = &sysrq_reboot_op;
-static void sysrq_handle_sync(int key)
+static void sysrq_handle_sync(u8 key)
{
emergency_sync();
}
@@ -186,7 +186,7 @@ static const struct sysrq_key_op sysrq_sync_op = {
.enable_mask = SYSRQ_ENABLE_SYNC,
};
-static void sysrq_handle_show_timers(int key)
+static void sysrq_handle_show_timers(u8 key)
{
sysrq_timer_list_show();
}
@@ -197,7 +197,7 @@ static const struct sysrq_key_op sysrq_show_timers_op = {
.action_msg = "Show clockevent devices & pending hrtimers (no others)",
};
-static void sysrq_handle_mountro(int key)
+static void sysrq_handle_mountro(u8 key)
{
emergency_remount();
}
@@ -209,7 +209,7 @@ static const struct sysrq_key_op sysrq_mountro_op = {
};
#ifdef CONFIG_LOCKDEP
-static void sysrq_handle_showlocks(int key)
+static void sysrq_handle_showlocks(u8 key)
{
debug_show_all_locks();
}
@@ -249,7 +249,7 @@ static void sysrq_showregs_othercpus(struct work_struct *dummy)
static DECLARE_WORK(sysrq_showallcpus, sysrq_showregs_othercpus);
-static void sysrq_handle_showallcpus(int key)
+static void sysrq_handle_showallcpus(u8 key)
{
/*
* Fall back to the workqueue based printing if the
@@ -282,7 +282,7 @@ static const struct sysrq_key_op sysrq_showallcpus_op = {
#define sysrq_showallcpus_op (*(const struct sysrq_key_op *)NULL)
#endif
-static void sysrq_handle_showregs(int key)
+static void sysrq_handle_showregs(u8 key)
{
struct pt_regs *regs = NULL;
@@ -299,7 +299,7 @@ static const struct sysrq_key_op sysrq_showregs_op = {
.enable_mask = SYSRQ_ENABLE_DUMP,
};
-static void sysrq_handle_showstate(int key)
+static void sysrq_handle_showstate(u8 key)
{
show_state();
show_all_workqueues();
@@ -311,7 +311,7 @@ static const struct sysrq_key_op sysrq_showstate_op = {
.enable_mask = SYSRQ_ENABLE_DUMP,
};
-static void sysrq_handle_showstate_blocked(int key)
+static void sysrq_handle_showstate_blocked(u8 key)
{
show_state_filter(TASK_UNINTERRUPTIBLE);
}
@@ -325,7 +325,7 @@ static const struct sysrq_key_op sysrq_showstate_blocked_op = {
#ifdef CONFIG_TRACING
#include <linux/ftrace.h>
-static void sysrq_ftrace_dump(int key)
+static void sysrq_ftrace_dump(u8 key)
{
ftrace_dump(DUMP_ALL);
}
@@ -339,7 +339,7 @@ static const struct sysrq_key_op sysrq_ftrace_dump_op = {
#define sysrq_ftrace_dump_op (*(const struct sysrq_key_op *)NULL)
#endif
-static void sysrq_handle_showmem(int key)
+static void sysrq_handle_showmem(u8 key)
{
show_mem(0, NULL);
}
@@ -369,7 +369,7 @@ static void send_sig_all(int sig)
read_unlock(&tasklist_lock);
}
-static void sysrq_handle_term(int key)
+static void sysrq_handle_term(u8 key)
{
send_sig_all(SIGTERM);
console_loglevel = CONSOLE_LOGLEVEL_DEBUG;
@@ -400,7 +400,7 @@ static void moom_callback(struct work_struct *ignored)
static DECLARE_WORK(moom_work, moom_callback);
-static void sysrq_handle_moom(int key)
+static void sysrq_handle_moom(u8 key)
{
schedule_work(&moom_work);
}
@@ -412,7 +412,7 @@ static const struct sysrq_key_op sysrq_moom_op = {
};
#ifdef CONFIG_BLOCK
-static void sysrq_handle_thaw(int key)
+static void sysrq_handle_thaw(u8 key)
{
emergency_thaw_all();
}
@@ -426,7 +426,7 @@ static const struct sysrq_key_op sysrq_thaw_op = {
#define sysrq_thaw_op (*(const struct sysrq_key_op *)NULL)
#endif
-static void sysrq_handle_kill(int key)
+static void sysrq_handle_kill(u8 key)
{
send_sig_all(SIGKILL);
console_loglevel = CONSOLE_LOGLEVEL_DEBUG;
@@ -438,7 +438,7 @@ static const struct sysrq_key_op sysrq_kill_op = {
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
-static void sysrq_handle_unrt(int key)
+static void sysrq_handle_unrt(u8 key)
{
normalize_rt_tasks();
}
diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h
index 3a582ec7a2f1..bb8d07814b0e 100644
--- a/include/linux/sysrq.h
+++ b/include/linux/sysrq.h
@@ -30,7 +30,7 @@
#define SYSRQ_ENABLE_RTNICE 0x0100
struct sysrq_key_op {
- void (* const handler)(int);
+ void (* const handler)(u8);
const char * const help_msg;
const char * const action_msg;
const int enable_mask;
diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c
index d5e9ccde3ab8..621037a0aa87 100644
--- a/kernel/debug/debug_core.c
+++ b/kernel/debug/debug_core.c
@@ -968,7 +968,7 @@ static int __init opt_kgdb_con(char *str)
early_param("kgdbcon", opt_kgdb_con);
#ifdef CONFIG_MAGIC_SYSRQ
-static void sysrq_handle_dbg(int key)
+static void sysrq_handle_dbg(u8 key)
{
if (!dbg_io_ops) {
pr_crit("ERROR: No KGDB I/O module available\n");
diff --git a/kernel/power/poweroff.c b/kernel/power/poweroff.c
index 562aa0e450ed..1f306f158696 100644
--- a/kernel/power/poweroff.c
+++ b/kernel/power/poweroff.c
@@ -23,7 +23,7 @@ static void do_poweroff(struct work_struct *dummy)
static DECLARE_WORK(poweroff_work, do_poweroff);
-static void handle_poweroff(int key)
+static void handle_poweroff(u8 key)
{
/* run sysrq poweroff on boot cpu */
schedule_work_on(cpumask_first(cpu_online_mask), &poweroff_work);
diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
index b10b8349bb2a..6f06dc12904a 100644
--- a/kernel/rcu/tree_stall.h
+++ b/kernel/rcu/tree_stall.h
@@ -1035,7 +1035,7 @@ static bool sysrq_rcu;
module_param(sysrq_rcu, bool, 0444);
/* Dump grace-period-request information due to commandeered sysrq. */
-static void sysrq_show_rcu(int key)
+static void sysrq_show_rcu(u8 key)
{
show_rcu_gp_kthreads();
}