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-rw-r--r--arch/frv/kernel/head.S5
-rw-r--r--arch/frv/kernel/pm.c8
-rw-r--r--arch/frv/kernel/process.c27
-rw-r--r--arch/frv/kernel/setup.c17
-rw-r--r--arch/frv/kernel/sysctl.c4
-rw-r--r--arch/frv/kernel/traps.c16
6 files changed, 22 insertions, 55 deletions
diff --git a/arch/frv/kernel/head.S b/arch/frv/kernel/head.S
index e9a8cc63ac9..a7d0bea9c03 100644
--- a/arch/frv/kernel/head.S
+++ b/arch/frv/kernel/head.S
@@ -479,11 +479,6 @@ __head_mmu_enabled:
LEDS 0x000c
- # initialise the processor and the peripherals
- #call SYMBOL_NAME(processor_init)
- #call SYMBOL_NAME(unit_init)
- #LEDS 0x0aff
-
sethi.p #0xe5e5,gr3
setlo #0xe5e5,gr3
or.p gr3,gr0,gr4
diff --git a/arch/frv/kernel/pm.c b/arch/frv/kernel/pm.c
index 0b579927439..ac767d94a88 100644
--- a/arch/frv/kernel/pm.c
+++ b/arch/frv/kernel/pm.c
@@ -150,7 +150,7 @@ static int user_atoi(char __user *ubuf, size_t len)
/*
* Send us to sleep.
*/
-static int sysctl_pm_do_suspend(ctl_table *ctl, int write,
+static int sysctl_pm_do_suspend(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp, loff_t *fpos)
{
int mode;
@@ -197,7 +197,7 @@ static int try_set_cmode(int new_cmode)
}
-static int cmode_procctl(ctl_table *ctl, int write,
+static int cmode_procctl(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp, loff_t *fpos)
{
int new_cmode;
@@ -269,7 +269,7 @@ static int try_set_cm(int new_cm)
return 0;
}
-static int p0_procctl(ctl_table *ctl, int write,
+static int p0_procctl(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp, loff_t *fpos)
{
int new_p0;
@@ -282,7 +282,7 @@ static int p0_procctl(ctl_table *ctl, int write,
return try_set_p0(new_p0)?:*lenp;
}
-static int cm_procctl(ctl_table *ctl, int write,
+static int cm_procctl(struct ctl_table *ctl, int write,
void __user *buffer, size_t *lenp, loff_t *fpos)
{
int new_cm;
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index 23916b2a12a..5d40aeb7712 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -59,29 +59,12 @@ static void core_sleep_idle(void)
mb();
}
-void (*idle)(void) = core_sleep_idle;
-
-/*
- * The idle thread. There's no useful work to be
- * done, so just try to conserve power and have a
- * low exit latency (ie sit in a loop waiting for
- * somebody to say that they'd like to reschedule)
- */
-void cpu_idle(void)
+void arch_cpu_idle(void)
{
- /* endless idle loop with no priority at all */
- while (1) {
- rcu_idle_enter();
- while (!need_resched()) {
- check_pgt_cache();
-
- if (!frv_dma_inprogress && idle)
- idle();
- }
- rcu_idle_exit();
-
- schedule_preempt_disabled();
- }
+ if (!frv_dma_inprogress)
+ core_sleep_idle();
+ else
+ local_irq_enable();
}
void machine_restart(char * __unused)
diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c
index a5136474c6f..9f3a7a62d78 100644
--- a/arch/frv/kernel/setup.c
+++ b/arch/frv/kernel/setup.c
@@ -709,7 +709,7 @@ static void __init reserve_dma_coherent(void)
/*
* calibrate the delay loop
*/
-void __cpuinit calibrate_delay(void)
+void calibrate_delay(void)
{
loops_per_jiffy = __delay_loops_MHz * (1000000 / HZ);
@@ -735,7 +735,7 @@ static void __init parse_cmdline_early(char *cmdline)
/* "mem=XXX[kKmM]" sets SDRAM size to <mem>, overriding the value we worked
* out from the SDRAM controller mask register
*/
- if (!memcmp(cmdline, "mem=", 4)) {
+ if (!strncmp(cmdline, "mem=", 4)) {
unsigned long long mem_size;
mem_size = memparse(cmdline + 4, &cmdline);
@@ -876,6 +876,7 @@ late_initcall(setup_arch_serial);
static void __init setup_linux_memory(void)
{
unsigned long bootmap_size, low_top_pfn, kstart, kend, high_mem;
+ unsigned long physpages;
kstart = (unsigned long) &__kernel_image_start - PAGE_OFFSET;
kend = (unsigned long) &__kernel_image_end - PAGE_OFFSET;
@@ -893,19 +894,19 @@ static void __init setup_linux_memory(void)
);
/* pass the memory that the kernel can immediately use over to the bootmem allocator */
- max_mapnr = num_physpages = (memory_end - memory_start) >> PAGE_SHIFT;
+ max_mapnr = physpages = (memory_end - memory_start) >> PAGE_SHIFT;
low_top_pfn = (KERNEL_LOWMEM_END - KERNEL_LOWMEM_START) >> PAGE_SHIFT;
high_mem = 0;
- if (num_physpages > low_top_pfn) {
+ if (physpages > low_top_pfn) {
#ifdef CONFIG_HIGHMEM
- high_mem = num_physpages - low_top_pfn;
+ high_mem = physpages - low_top_pfn;
#else
- max_mapnr = num_physpages = low_top_pfn;
+ max_mapnr = physpages = low_top_pfn;
#endif
}
else {
- low_top_pfn = num_physpages;
+ low_top_pfn = physpages;
}
min_low_pfn = memory_start >> PAGE_SHIFT;
@@ -979,7 +980,7 @@ static void __init setup_uclinux_memory(void)
free_bootmem(memory_start, memory_end - memory_start);
high_memory = (void *) (memory_end & PAGE_MASK);
- max_mapnr = num_physpages = ((unsigned long) high_memory - PAGE_OFFSET) >> PAGE_SHIFT;
+ max_mapnr = ((unsigned long) high_memory - PAGE_OFFSET) >> PAGE_SHIFT;
min_low_pfn = memory_start >> PAGE_SHIFT;
max_low_pfn = memory_end >> PAGE_SHIFT;
diff --git a/arch/frv/kernel/sysctl.c b/arch/frv/kernel/sysctl.c
index 6c155d69da2..f4dfae2c75a 100644
--- a/arch/frv/kernel/sysctl.c
+++ b/arch/frv/kernel/sysctl.c
@@ -46,7 +46,7 @@ static void frv_change_dcache_mode(unsigned long newmode)
/*
* handle requests to dynamically switch the write caching mode delivered by /proc
*/
-static int procctl_frv_cachemode(ctl_table *table, int write,
+static int procctl_frv_cachemode(struct ctl_table *table, int write,
void __user *buffer, size_t *lenp,
loff_t *ppos)
{
@@ -121,7 +121,7 @@ static int procctl_frv_cachemode(ctl_table *table, int write,
* permit the mm_struct the nominated process is using have its MMU context ID pinned
*/
#ifdef CONFIG_MMU
-static int procctl_frv_pin_cxnr(ctl_table *table, int write,
+static int procctl_frv_pin_cxnr(struct ctl_table *table, int write,
void __user *buffer, size_t *lenp,
loff_t *ppos)
{
diff --git a/arch/frv/kernel/traps.c b/arch/frv/kernel/traps.c
index 5cfd1420b09..a6d105d61b2 100644
--- a/arch/frv/kernel/traps.c
+++ b/arch/frv/kernel/traps.c
@@ -466,17 +466,6 @@ asmlinkage void compound_exception(unsigned long esfr1,
BUG();
} /* end compound_exception() */
-/*****************************************************************************/
-/*
- * The architecture-independent backtrace generator
- */
-void dump_stack(void)
-{
- show_stack(NULL, NULL);
-}
-
-EXPORT_SYMBOL(dump_stack);
-
void show_stack(struct task_struct *task, unsigned long *sp)
{
}
@@ -508,6 +497,7 @@ void show_regs(struct pt_regs *regs)
int loop;
printk("\n");
+ show_regs_print_info(KERN_DEFAULT);
printk("Frame: @%08lx [%s]\n",
(unsigned long) regs,
@@ -522,8 +512,6 @@ void show_regs(struct pt_regs *regs)
else
printk(" | ");
}
-
- printk("Process %s (pid: %d)\n", current->comm, current->pid);
}
void die_if_kernel(const char *str, ...)
@@ -535,7 +523,7 @@ void die_if_kernel(const char *str, ...)
return;
va_start(va, str);
- vsprintf(buffer, str, va);
+ vsnprintf(buffer, sizeof(buffer), str, va);
va_end(va);
console_verbose();
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 10:47:12 +0000