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-rw-r--r--arch/arm/kernel/armksyms.c1
-rw-r--r--arch/arm/kernel/asm-offsets.c2
-rw-r--r--arch/arm/kernel/calls.S4
-rw-r--r--arch/arm/kernel/ecard.c35
-rw-r--r--arch/arm/kernel/head-nommu.S2
-rw-r--r--arch/arm/kernel/head.S2
-rw-r--r--arch/arm/kernel/init_task.c2
-rw-r--r--arch/arm/kernel/module.c4
-rw-r--r--arch/arm/kernel/ptrace.c1
-rw-r--r--arch/arm/kernel/setup.c2
-rw-r--r--arch/arm/kernel/smp.c4
-rw-r--r--arch/arm/kernel/stacktrace.c14
-rw-r--r--arch/arm/kernel/sys_arm.c2
-rw-r--r--arch/arm/kernel/time.c2
-rw-r--r--arch/arm/kernel/traps.c14
-rw-r--r--arch/arm/kernel/vmlinux.lds.S16
16 files changed, 72 insertions, 35 deletions
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 4779f474f911..9179e8220314 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -76,6 +76,7 @@ EXPORT_SYMBOL(__const_udelay);
/* networking */
EXPORT_SYMBOL(csum_partial);
+EXPORT_SYMBOL(csum_partial_copy_from_user);
EXPORT_SYMBOL(csum_partial_copy_nocheck);
EXPORT_SYMBOL(__csum_ipv6_magic);
diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c
index 3c078e346753..3278e713c32a 100644
--- a/arch/arm/kernel/asm-offsets.c
+++ b/arch/arm/kernel/asm-offsets.c
@@ -85,7 +85,7 @@ int main(void)
DEFINE(S_OLD_R0, offsetof(struct pt_regs, ARM_ORIG_r0));
DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs));
BLANK();
-#if __LINUX_ARM_ARCH__ >= 6
+#ifdef CONFIG_CPU_HAS_ASID
DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id));
BLANK();
#endif
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index ae89cdd82b16..19326d7cdeb3 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -357,6 +357,10 @@
/* 345 */ CALL(sys_getcpu)
CALL(sys_ni_syscall) /* eventually epoll_pwait */
CALL(sys_kexec_load)
+ CALL(sys_utimensat)
+ CALL(sys_signalfd)
+/* 350 */ CALL(sys_timerfd)
+ CALL(sys_eventfd)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index bdbd7da99286..f56d48c451ea 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -41,11 +41,11 @@
#include <linux/init.h>
#include <linux/mutex.h>
#include <linux/kthread.h>
+#include <linux/io.h>
#include <asm/dma.h>
#include <asm/ecard.h>
#include <asm/hardware.h>
-#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mmu_context.h>
#include <asm/mach/irq.h>
@@ -958,6 +958,31 @@ void ecard_release_resources(struct expansion_card *ec)
}
EXPORT_SYMBOL(ecard_release_resources);
+void ecard_setirq(struct expansion_card *ec, const struct expansion_card_ops *ops, void *irq_data)
+{
+ ec->irq_data = irq_data;
+ barrier();
+ ec->ops = ops;
+}
+EXPORT_SYMBOL(ecard_setirq);
+
+void __iomem *ecardm_iomap(struct expansion_card *ec, unsigned int res,
+ unsigned long offset, unsigned long maxsize)
+{
+ unsigned long start = ecard_resource_start(ec, res);
+ unsigned long end = ecard_resource_end(ec, res);
+
+ if (offset > (end - start))
+ return NULL;
+
+ start += offset;
+ if (maxsize && end - start > maxsize)
+ end = start + maxsize;
+
+ return devm_ioremap(&ec->dev, start, end - start);
+}
+EXPORT_SYMBOL(ecardm_iomap);
+
/*
* Probe for an expansion card.
*
@@ -1133,6 +1158,14 @@ static int ecard_drv_remove(struct device *dev)
drv->remove(ec);
ecard_release(ec);
+ /*
+ * Restore the default operations. We ensure that the
+ * ops are set before we change the data.
+ */
+ ec->ops = &ecard_default_ops;
+ barrier();
+ ec->irq_data = NULL;
+
return 0;
}
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index 0119c0d5f978..5d78ffb8a9a7 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -33,7 +33,7 @@
* numbers for r1.
*
*/
- __INIT
+ .section ".text.head", "ax"
.type stext, %function
ENTRY(stext)
msr cpsr_c, #PSR_F_BIT | PSR_I_BIT | SVC_MODE @ ensure svc mode
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index 1d35edacc011..41f98b4ba2ee 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -73,7 +73,7 @@
* crap here - that's what the boot loader (or in extreme, well justified
* circumstances, zImage) is for.
*/
- __INIT
+ .section ".text.head", "ax"
.type stext, %function
ENTRY(stext)
msr cpsr_c, #PSR_F_BIT | PSR_I_BIT | SVC_MODE @ ensure svc mode
diff --git a/arch/arm/kernel/init_task.c b/arch/arm/kernel/init_task.c
index a00cca0000bd..bd4ef53bc6b9 100644
--- a/arch/arm/kernel/init_task.c
+++ b/arch/arm/kernel/init_task.c
@@ -31,7 +31,7 @@ EXPORT_SYMBOL(init_mm);
* The things we do for performance..
*/
union thread_union init_thread_union
- __attribute__((__section__(".init.task"))) =
+ __attribute__((__section__(".data.init_task"))) =
{ INIT_THREAD_INFO(init_task) };
/*
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 1b061583408e..79b7e5cf5416 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -116,8 +116,8 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
offset += sym->st_value - loc;
if (offset & 3 ||
- offset <= (s32)0xfc000000 ||
- offset >= (s32)0x04000000) {
+ offset <= (s32)0xfe000000 ||
+ offset >= (s32)0x02000000) {
printk(KERN_ERR
"%s: relocation out of range, section "
"%d reloc %d sym '%s'\n", module->name,
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 13af4006a40f..6f2f46c2e406 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -13,7 +13,6 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/smp.h>
-#include <linux/smp_lock.h>
#include <linux/ptrace.h>
#include <linux/user.h>
#include <linux/security.h>
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index 0453dcc757b4..650eac1bc0a6 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -918,7 +918,7 @@ static int c_show(struct seq_file *m, void *v)
if ((processor_id & 0x0008f000) == 0x00000000) {
/* pre-ARM7 */
- seq_printf(m, "CPU part\t\t: %07x\n", processor_id >> 4);
+ seq_printf(m, "CPU part\t: %07x\n", processor_id >> 4);
} else {
if ((processor_id & 0x0008f000) == 0x00007000) {
/* ARM7 */
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 070bcb7a6306..1b76d87fa335 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -486,7 +486,7 @@ static void ipi_timer(void)
}
#ifdef CONFIG_LOCAL_TIMERS
-asmlinkage void do_local_timer(struct pt_regs *regs)
+asmlinkage void __exception do_local_timer(struct pt_regs *regs)
{
struct pt_regs *old_regs = set_irq_regs(regs);
int cpu = smp_processor_id();
@@ -551,7 +551,7 @@ static void ipi_cpu_stop(unsigned int cpu)
*
* Bit 0 - Inter-processor function call
*/
-asmlinkage void do_IPI(struct pt_regs *regs)
+asmlinkage void __exception do_IPI(struct pt_regs *regs)
{
unsigned int cpu = smp_processor_id();
struct ipi_data *ipi = &per_cpu(ipi_data, cpu);
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index 77ef35efaa8d..8b63ad89d0a8 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -1,3 +1,4 @@
+#include <linux/module.h>
#include <linux/sched.h>
#include <linux/stacktrace.h>
@@ -30,6 +31,7 @@ int walk_stackframe(unsigned long fp, unsigned long low, unsigned long high,
return 0;
}
+EXPORT_SYMBOL(walk_stackframe);
#ifdef CONFIG_STACKTRACE
struct stack_trace_data {
@@ -52,21 +54,15 @@ static int save_trace(struct stackframe *frame, void *d)
return trace->nr_entries >= trace->max_entries;
}
-void save_stack_trace(struct stack_trace *trace, struct task_struct *task)
+void save_stack_trace(struct stack_trace *trace)
{
struct stack_trace_data data;
unsigned long fp, base;
data.trace = trace;
data.skip = trace->skip;
-
- if (task) {
- base = (unsigned long)task_stack_page(task);
- fp = 0; /* FIXME */
- } else {
- base = (unsigned long)task_stack_page(current);
- asm("mov %0, fp" : "=r" (fp));
- }
+ base = (unsigned long)task_stack_page(current);
+ asm("mov %0, fp" : "=r" (fp));
walk_stackframe(fp, base, base + THREAD_SIZE, save_trace, &data);
}
diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index 3d4fcbc16276..1ca2d5174fcb 100644
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -320,7 +320,7 @@ int kernel_execve(const char *filename, char *const argv[], char *const envp[])
EXPORT_SYMBOL(kernel_execve);
/*
- * Since loff_t is a 64 bit type we avoid a lot of ABI hastle
+ * Since loff_t is a 64 bit type we avoid a lot of ABI hassle
* with a different argument ordering.
*/
asmlinkage long sys_arm_fadvise64_64(int fd, int advice,
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index d0540e4eaf5b..1533d3ecd7a0 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -512,7 +512,7 @@ void __init time_init(void)
#ifdef CONFIG_NO_IDLE_HZ
if (system_timer->dyn_tick)
- system_timer->dyn_tick->lock = SPIN_LOCK_UNLOCKED;
+ spin_lock_init(&system_timer->dyn_tick->lock);
#endif
}
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index f05e66b0f868..10ff36e4e414 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -245,8 +245,8 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
do_exit(SIGSEGV);
}
-void notify_die(const char *str, struct pt_regs *regs, struct siginfo *info,
- unsigned long err, unsigned long trap)
+void arm_notify_die(const char *str, struct pt_regs *regs,
+ struct siginfo *info, unsigned long err, unsigned long trap)
{
if (user_mode(regs)) {
current->thread.error_code = err;
@@ -330,7 +330,7 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
info.si_code = ILL_ILLOPC;
info.si_addr = pc;
- notify_die("Oops - undefined instruction", regs, &info, 0, 6);
+ arm_notify_die("Oops - undefined instruction", regs, &info, 0, 6);
}
asmlinkage void do_unexp_fiq (struct pt_regs *regs)
@@ -384,7 +384,7 @@ static int bad_syscall(int n, struct pt_regs *regs)
info.si_addr = (void __user *)instruction_pointer(regs) -
(thumb_mode(regs) ? 2 : 4);
- notify_die("Oops - bad syscall", regs, &info, n, 0);
+ arm_notify_die("Oops - bad syscall", regs, &info, n, 0);
return regs->ARM_r0;
}
@@ -428,7 +428,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
info.si_code = SEGV_MAPERR;
info.si_addr = NULL;
- notify_die("branch through zero", regs, &info, 0, 0);
+ arm_notify_die("branch through zero", regs, &info, 0, 0);
return 0;
case NR(breakpoint): /* SWI BREAK_POINT */
@@ -564,7 +564,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
info.si_addr = (void __user *)instruction_pointer(regs) -
(thumb_mode(regs) ? 2 : 4);
- notify_die("Oops - bad syscall(2)", regs, &info, no, 0);
+ arm_notify_die("Oops - bad syscall(2)", regs, &info, no, 0);
return 0;
}
@@ -638,7 +638,7 @@ baddataabort(int code, unsigned long instr, struct pt_regs *regs)
info.si_code = ILL_ILLOPC;
info.si_addr = (void __user *)addr;
- notify_die("unknown data abort code", regs, &info, instr, 0);
+ arm_notify_die("unknown data abort code", regs, &info, instr, 0);
}
void __attribute__((noreturn)) __bug(const char *file, int line)
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 6be67296f333..2b7a8f5d8cf2 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -23,11 +23,15 @@ SECTIONS
#else
. = PAGE_OFFSET + TEXT_OFFSET;
#endif
- .init : { /* Init code and data */
+ .text.head : {
_stext = .;
- _sinittext = .;
+ _sinittext = .;
+ *(.text.head)
+ }
+
+ .init : { /* Init code and data */
*(.init.text)
- _einittext = .;
+ _einittext = .;
__proc_info_begin = .;
*(.proc.info.init)
__proc_info_end = .;
@@ -86,7 +90,7 @@ SECTIONS
__exception_text_start = .;
*(.exception.text)
__exception_text_end = .;
- *(.text)
+ TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
#ifdef CONFIG_MMU
@@ -119,7 +123,7 @@ SECTIONS
* first, the init task union, aligned
* to an 8192 byte boundary.
*/
- *(.init.task)
+ *(.data.init_task)
#ifdef CONFIG_XIP_KERNEL
. = ALIGN(4096);
@@ -154,7 +158,7 @@ SECTIONS
/*
* and the usual data section
*/
- *(.data)
+ DATA_DATA
CONSTRUCTORS
_edata = .;
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