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-rw-r--r--arch/arm/kernel/hw_breakpoint.c3
-rw-r--r--arch/arm/kernel/kgdb.c2
-rw-r--r--arch/arm/kernel/machine_kexec.c3
-rw-r--r--arch/arm/kernel/perf_event.c2
-rw-r--r--arch/arm/kernel/ptrace.c28
-rw-r--r--arch/arm/kernel/stacktrace.c2
-rw-r--r--arch/arm/kernel/traps.c5
-rw-r--r--arch/arm/kernel/unwind.c2
-rw-r--r--arch/arm/kernel/vmlinux.lds.S1
9 files changed, 25 insertions, 23 deletions
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index 54593b0c241b..21e3a4ab3b8c 100644
--- a/arch/arm/kernel/hw_breakpoint.c
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -748,8 +748,7 @@ static int hw_breakpoint_pending(unsigned long addr, unsigned int fsr,
breakpoint_handler(addr, regs);
break;
case ARM_ENTRY_ASYNC_WATCHPOINT:
- WARN_ON("Asynchronous watchpoint exception taken. "
- "Debugging results may be unreliable");
+ WARN(1, "Asynchronous watchpoint exception taken. Debugging results may be unreliable\n");
case ARM_ENTRY_SYNC_WATCHPOINT:
watchpoint_handler(addr, regs);
break;
diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c
index d6e8b4d2e60d..778c2f7024ff 100644
--- a/arch/arm/kernel/kgdb.c
+++ b/arch/arm/kernel/kgdb.c
@@ -79,7 +79,7 @@ sleeping_thread_to_gdb_regs(unsigned long *gdb_regs, struct task_struct *task)
return;
/* Initialize to zero */
- for (regno = 0; regno < DBG_MAX_REG_NUM; regno++)
+ for (regno = 0; regno < GDB_MAX_REGS; regno++)
gdb_regs[regno] = 0;
/* Otherwise, we have only some registers from switch_to() */
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 1fc74cbd1a19..3a8fd5140d7a 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -78,7 +78,10 @@ void machine_kexec(struct kimage *image)
local_fiq_disable();
setup_mm_for_reboot(0); /* mode is not used, so just pass 0*/
flush_cache_all();
+ outer_flush_all();
+ outer_disable();
cpu_proc_fin();
+ outer_inv_all();
flush_cache_all();
cpu_reset(reboot_code_buffer_phys);
}
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 49643b1467e6..07a50357492a 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -1749,7 +1749,7 @@ static inline int armv7_pmnc_has_overflowed(unsigned long pmnc)
static inline int armv7_pmnc_counter_has_overflowed(unsigned long pmnc,
enum armv7_counters counter)
{
- int ret;
+ int ret = 0;
if (counter == ARMV7_CYCLE_COUNTER)
ret = pmnc & ARMV7_FLAG_C;
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index e0cb6370ed14..3e97483abcf0 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -1075,13 +1075,15 @@ out:
}
#endif
-long arch_ptrace(struct task_struct *child, long request, long addr, long data)
+long arch_ptrace(struct task_struct *child, long request,
+ unsigned long addr, unsigned long data)
{
int ret;
+ unsigned long __user *datap = (unsigned long __user *) data;
switch (request) {
case PTRACE_PEEKUSR:
- ret = ptrace_read_user(child, addr, (unsigned long __user *)data);
+ ret = ptrace_read_user(child, addr, datap);
break;
case PTRACE_POKEUSR:
@@ -1089,34 +1091,34 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
case PTRACE_GETREGS:
- ret = ptrace_getregs(child, (void __user *)data);
+ ret = ptrace_getregs(child, datap);
break;
case PTRACE_SETREGS:
- ret = ptrace_setregs(child, (void __user *)data);
+ ret = ptrace_setregs(child, datap);
break;
case PTRACE_GETFPREGS:
- ret = ptrace_getfpregs(child, (void __user *)data);
+ ret = ptrace_getfpregs(child, datap);
break;
case PTRACE_SETFPREGS:
- ret = ptrace_setfpregs(child, (void __user *)data);
+ ret = ptrace_setfpregs(child, datap);
break;
#ifdef CONFIG_IWMMXT
case PTRACE_GETWMMXREGS:
- ret = ptrace_getwmmxregs(child, (void __user *)data);
+ ret = ptrace_getwmmxregs(child, datap);
break;
case PTRACE_SETWMMXREGS:
- ret = ptrace_setwmmxregs(child, (void __user *)data);
+ ret = ptrace_setwmmxregs(child, datap);
break;
#endif
case PTRACE_GET_THREAD_AREA:
ret = put_user(task_thread_info(child)->tp_value,
- (unsigned long __user *) data);
+ datap);
break;
case PTRACE_SET_SYSCALL:
@@ -1126,21 +1128,21 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
#ifdef CONFIG_CRUNCH
case PTRACE_GETCRUNCHREGS:
- ret = ptrace_getcrunchregs(child, (void __user *)data);
+ ret = ptrace_getcrunchregs(child, datap);
break;
case PTRACE_SETCRUNCHREGS:
- ret = ptrace_setcrunchregs(child, (void __user *)data);
+ ret = ptrace_setcrunchregs(child, datap);
break;
#endif
#ifdef CONFIG_VFP
case PTRACE_GETVFPREGS:
- ret = ptrace_getvfpregs(child, (void __user *)data);
+ ret = ptrace_getvfpregs(child, datap);
break;
case PTRACE_SETVFPREGS:
- ret = ptrace_setvfpregs(child, (void __user *)data);
+ ret = ptrace_setvfpregs(child, datap);
break;
#endif
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index 20b7411e47fd..c2e112e1a05f 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -28,7 +28,7 @@ int notrace unwind_frame(struct stackframe *frame)
/* only go to a higher address on the stack */
low = frame->sp;
- high = ALIGN(low, THREAD_SIZE) + THREAD_SIZE;
+ high = ALIGN(low, THREAD_SIZE);
/* check current frame pointer is within bounds */
if (fp < (low + 12) || fp + 4 >= high)
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index cda78d59aa31..446aee97436f 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -53,10 +53,7 @@ static void dump_mem(const char *, const char *, unsigned long, unsigned long);
void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame)
{
#ifdef CONFIG_KALLSYMS
- char sym1[KSYM_SYMBOL_LEN], sym2[KSYM_SYMBOL_LEN];
- sprint_symbol(sym1, where);
- sprint_symbol(sym2, from);
- printk("[<%08lx>] (%s) from [<%08lx>] (%s)\n", where, sym1, from, sym2);
+ printk("[<%08lx>] (%pS) from [<%08lx>] (%pS)\n", where, (void *)where, from, (void *)from);
#else
printk("Function entered at [<%08lx>] from [<%08lx>]\n", where, from);
#endif
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index 2a161765f6d5..d2cb0b3c9872 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -279,7 +279,7 @@ int unwind_frame(struct stackframe *frame)
/* only go to a higher address on the stack */
low = frame->sp;
- high = ALIGN(low, THREAD_SIZE) + THREAD_SIZE;
+ high = ALIGN(low, THREAD_SIZE);
pr_debug("%s(pc = %08lx lr = %08lx sp = %08lx)\n", __func__,
frame->pc, frame->lr, frame->sp);
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 1953e3d21abf..cead8893b46b 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -113,6 +113,7 @@ SECTIONS
*(.rodata.*)
*(.glue_7)
*(.glue_7t)
+ . = ALIGN(4);
*(.got) /* Global offset table */
ARM_CPU_KEEP(PROC_INFO)
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-14 08:46:16 +0000