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authorAnton Arapov <anton@redhat.com>2012-08-07 11:21:50 +0200
committerAnton Arapov <anton@redhat.com>2012-08-07 12:52:25 +0200
commit1d44b6f3fcf6058fb7c960b7558766967e8028f7 (patch)
tree53d88547c973ba048d233091a3f91f3173ad01df /arch/m32r
parentd91eda5d7b0383e6a0c83e0146ff141ff3b1355b (diff)
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fedora kernel: 222b075b3ff0d9e88aa9353e3c80667756ed7361v3.5.0-4
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/m32r')
-rw-r--r--arch/m32r/Kconfig4
-rw-r--r--arch/m32r/Makefile2
-rw-r--r--arch/m32r/boot/compressed/Makefile6
-rw-r--r--arch/m32r/boot/compressed/misc.c12
-rw-r--r--arch/m32r/include/asm/posix_types.h3
-rw-r--r--arch/m32r/include/asm/processor.h2
-rw-r--r--arch/m32r/include/asm/ptrace.h3
-rw-r--r--arch/m32r/include/asm/signal.h7
-rw-r--r--arch/m32r/include/asm/thread_info.h17
-rw-r--r--arch/m32r/kernel/Makefile2
-rw-r--r--arch/m32r/kernel/init_task.c34
-rw-r--r--arch/m32r/kernel/ptrace.c7
-rw-r--r--arch/m32r/kernel/signal.c46
-rw-r--r--arch/m32r/kernel/smpboot.c6
14 files changed, 32 insertions, 119 deletions
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index ef80a6546ff..b638d5bfa14 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -11,6 +11,7 @@ config M32R
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select GENERIC_ATOMIC64
+ select ARCH_USES_GETTIMEOFFSET
config SBUS
bool
@@ -33,9 +34,6 @@ config HZ
int
default 100
-config ARCH_USES_GETTIMEOFFSET
- def_bool y
-
source "init/Kconfig"
source "kernel/Kconfig.freezer"
diff --git a/arch/m32r/Makefile b/arch/m32r/Makefile
index 8ff5ba0ea26..def8dd0b6bc 100644
--- a/arch/m32r/Makefile
+++ b/arch/m32r/Makefile
@@ -31,7 +31,7 @@ KBUILD_AFLAGS += $(aflags-y)
CHECKFLAGS += -D__m32r__ -D__BIG_ENDIAN__=1
-head-y := arch/m32r/kernel/head.o arch/m32r/kernel/init_task.o
+head-y := arch/m32r/kernel/head.o
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile
index 177716b1d61..01729c2979b 100644
--- a/arch/m32r/boot/compressed/Makefile
+++ b/arch/m32r/boot/compressed/Makefile
@@ -43,9 +43,9 @@ endif
OBJCOPYFLAGS += -R .empty_zero_page
-suffix_$(CONFIG_KERNEL_GZIP) = gz
-suffix_$(CONFIG_KERNEL_BZIP2) = bz2
-suffix_$(CONFIG_KERNEL_LZMA) = lzma
+suffix-$(CONFIG_KERNEL_GZIP) = gz
+suffix-$(CONFIG_KERNEL_BZIP2) = bz2
+suffix-$(CONFIG_KERNEL_LZMA) = lzma
$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
$(call if_changed,ld)
diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c
index 370d6088197..28a09529f20 100644
--- a/arch/m32r/boot/compressed/misc.c
+++ b/arch/m32r/boot/compressed/misc.c
@@ -28,7 +28,7 @@ static unsigned long free_mem_ptr;
static unsigned long free_mem_end_ptr;
#ifdef CONFIG_KERNEL_BZIP2
-static void *memset(void *s, int c, size_t n)
+void *memset(void *s, int c, size_t n)
{
char *ss = s;
@@ -39,6 +39,16 @@ static void *memset(void *s, int c, size_t n)
#endif
#ifdef CONFIG_KERNEL_GZIP
+void *memcpy(void *dest, const void *src, size_t n)
+{
+ char *d = dest;
+ const char *s = src;
+ while (n--)
+ *d++ = *s++;
+
+ return dest;
+}
+
#define BOOT_HEAP_SIZE 0x10000
#include "../../../../lib/decompress_inflate.c"
#endif
diff --git a/arch/m32r/include/asm/posix_types.h b/arch/m32r/include/asm/posix_types.h
index 0195850e1f8..236de26a409 100644
--- a/arch/m32r/include/asm/posix_types.h
+++ b/arch/m32r/include/asm/posix_types.h
@@ -10,9 +10,6 @@
typedef unsigned short __kernel_mode_t;
#define __kernel_mode_t __kernel_mode_t
-typedef unsigned short __kernel_nlink_t;
-#define __kernel_nlink_t __kernel_nlink_t
-
typedef unsigned short __kernel_ipc_pid_t;
#define __kernel_ipc_pid_t __kernel_ipc_pid_t
diff --git a/arch/m32r/include/asm/processor.h b/arch/m32r/include/asm/processor.h
index e1f46d75746..da17253b573 100644
--- a/arch/m32r/include/asm/processor.h
+++ b/arch/m32r/include/asm/processor.h
@@ -118,8 +118,6 @@ struct mm_struct;
/* Free all resources held by a thread. */
extern void release_thread(struct task_struct *);
-#define prepare_to_copy(tsk) do { } while (0)
-
/*
* create a kernel thread without removing it from tasklists
*/
diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h
index 527527584dd..4313aa62b51 100644
--- a/arch/m32r/include/asm/ptrace.h
+++ b/arch/m32r/include/asm/ptrace.h
@@ -113,9 +113,6 @@ struct pt_regs {
#define PTRACE_OLDSETOPTIONS 21
-/* options set using PTRACE_SETOPTIONS */
-#define PTRACE_O_TRACESYSGOOD 0x00000001
-
#ifdef __KERNEL__
#include <asm/m32r.h> /* M32R_PSW_BSM, M32R_PSW_BPM */
diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h
index b2eeb0de1c8..ea5f95e4079 100644
--- a/arch/m32r/include/asm/signal.h
+++ b/arch/m32r/include/asm/signal.h
@@ -110,13 +110,6 @@ typedef unsigned long sigset_t;
#include <asm-generic/signal-defs.h>
#ifdef __KERNEL__
-struct old_sigaction {
- __sighandler_t sa_handler;
- old_sigset_t sa_mask;
- unsigned long sa_flags;
- __sigrestore_t sa_restorer;
-};
-
struct sigaction {
__sighandler_t sa_handler;
unsigned long sa_flags;
diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h
index bf8fa3c06f4..c083f6073ef 100644
--- a/arch/m32r/include/asm/thread_info.h
+++ b/arch/m32r/include/asm/thread_info.h
@@ -55,8 +55,8 @@ struct thread_info {
#define PREEMPT_ACTIVE 0x10000000
-#define THREAD_SIZE (PAGE_SIZE << 1)
-
+#define THREAD_SIZE (PAGE_SIZE << 1)
+#define THREAD_SIZE_ORDER 1
/*
* macros/functions for gaining access to the thread information structure
*/
@@ -92,19 +92,6 @@ static inline struct thread_info *current_thread_info(void)
return ti;
}
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
-/* thread information allocation */
-#ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info_node(tsk, node) \
- kzalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#else
-#define alloc_thread_info_node(tsk, node) \
- kmalloc_node(THREAD_SIZE, GFP_KERNEL, node)
-#endif
-
-#define free_thread_info(info) kfree(info)
-
#define TI_FLAG_FAULT_CODE_SHIFT 28
static inline void set_thread_fault_code(unsigned int val)
diff --git a/arch/m32r/kernel/Makefile b/arch/m32r/kernel/Makefile
index b1a4b603659..0c09dad8b1f 100644
--- a/arch/m32r/kernel/Makefile
+++ b/arch/m32r/kernel/Makefile
@@ -2,7 +2,7 @@
# Makefile for the Linux/M32R kernel.
#
-extra-y := head.o init_task.o vmlinux.lds
+extra-y := head.o vmlinux.lds
obj-y := process.o entry.o traps.o align.o irq.o setup.o time.o \
m32r_ksyms.o sys_m32r.o signal.o ptrace.o
diff --git a/arch/m32r/kernel/init_task.c b/arch/m32r/kernel/init_task.c
deleted file mode 100644
index 6c42d5f8df5..00000000000
--- a/arch/m32r/kernel/init_task.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* orig : i386 init_task.c */
-
-#include <linux/mm.h>
-#include <linux/module.h>
-#include <linux/sched.h>
-#include <linux/init.h>
-#include <linux/init_task.h>
-#include <linux/fs.h>
-#include <linux/mqueue.h>
-
-#include <asm/uaccess.h>
-#include <asm/pgtable.h>
-
-static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
-static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-/*
- * Initial thread structure.
- *
- * We need to make sure that this is 8192-byte aligned due to the
- * way process stacks are handled. This is done by having a special
- * "init_task" linker map entry..
- */
-union thread_union init_thread_union __init_task_data =
- { INIT_THREAD_INFO(init_task) };
-
-/*
- * Initial task structure.
- *
- * All other task structs will be allocated on slabs in fork.c
- */
-struct task_struct init_task = INIT_TASK(init_task);
-
-EXPORT_SYMBOL(init_task);
-
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 4c03361537a..51f5e9aa490 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -591,17 +591,16 @@ void user_enable_single_step(struct task_struct *child)
if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)
!= sizeof(insn))
- return -EIO;
+ return;
compute_next_pc(insn, pc, &next_pc, child);
if (next_pc & 0x80000000)
- return -EIO;
+ return;
if (embed_debug_trap(child, next_pc))
- return -EIO;
+ return;
invalidate_cache();
- return 0;
}
void user_disable_single_step(struct task_struct *child)
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index a08697f0886..d0f60b97bbc 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -28,8 +28,6 @@
#define DEBUG_SIG 0
-#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
-
asmlinkage int
sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss,
unsigned long r2, unsigned long r3, unsigned long r4,
@@ -111,11 +109,7 @@ sys_rt_sigreturn(unsigned long r0, unsigned long r1,
if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
goto badframe;
- sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &result))
goto badframe;
@@ -270,9 +264,9 @@ static int prev_insn(struct pt_regs *regs)
* OK, we're invoking a handler
*/
-static int
+static void
handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
- sigset_t *oldset, struct pt_regs *regs)
+ struct pt_regs *regs)
{
/* Are we from a system call? */
if (regs->syscall_nr >= 0) {
@@ -292,21 +286,15 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info,
case -ERESTARTNOINTR:
regs->r0 = regs->orig_r0;
if (prev_insn(regs) < 0)
- return -EFAULT;
+ return;
}
}
/* Set up the stack frame */
- if (setup_rt_frame(sig, ka, info, oldset, regs))
- return -EFAULT;
+ if (setup_rt_frame(sig, ka, info, sigmask_to_save(), regs))
+ return;
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
- if (!(ka->sa.sa_flags & SA_NODEFER))
- sigaddset(&current->blocked,sig);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- return 0;
+ signal_delivered(sig, info, ka, regs, 0);
}
/*
@@ -319,7 +307,6 @@ static void do_signal(struct pt_regs *regs)
siginfo_t info;
int signr;
struct k_sigaction ka;
- sigset_t *oldset;
/*
* We want the common case to go fast, which
@@ -330,14 +317,6 @@ static void do_signal(struct pt_regs *regs)
if (!user_mode(regs))
return;
- if (try_to_freeze())
- goto no_signal;
-
- if (test_thread_flag(TIF_RESTORE_SIGMASK))
- oldset = &current->saved_sigmask;
- else
- oldset = &current->blocked;
-
signr = get_signal_to_deliver(&info, &ka, regs, NULL);
if (signr > 0) {
/* Re-enable any watchpoints before delivering the
@@ -347,13 +326,11 @@ static void do_signal(struct pt_regs *regs)
*/
/* Whee! Actually deliver the signal. */
- if (handle_signal(signr, &ka, &info, oldset, regs) == 0)
- clear_thread_flag(TIF_RESTORE_SIGMASK);
+ handle_signal(signr, &ka, &info, regs);
return;
}
- no_signal:
/* Did we come from a system call? */
if (regs->syscall_nr >= 0) {
/* Restart the system call - no handlers present */
@@ -368,10 +345,7 @@ static void do_signal(struct pt_regs *regs)
prev_insn(regs);
}
}
- if (test_thread_flag(TIF_RESTORE_SIGMASK)) {
- clear_thread_flag(TIF_RESTORE_SIGMASK);
- sigprocmask(SIG_SETMASK, &current->saved_sigmask, NULL);
- }
+ restore_saved_sigmask();
}
/*
@@ -391,8 +365,6 @@ void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- if (current->replacement_session_keyring)
- key_replace_session_keyring();
}
clear_thread_flag(TIF_IRET);
diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index cfdbe5d1500..a2cfc0abb05 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -109,12 +109,8 @@ static unsigned int calibration_result;
/* Function Prototypes */
/*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
-void smp_prepare_boot_cpu(void);
-void smp_prepare_cpus(unsigned int);
static void init_ipi_lock(void);
static void do_boot_cpu(int);
-int __cpu_up(unsigned int);
-void smp_cpus_done(unsigned int);
int start_secondary(void *);
static void smp_callin(void);
@@ -347,7 +343,7 @@ static void __init do_boot_cpu(int phys_id)
}
}
-int __cpuinit __cpu_up(unsigned int cpu_id)
+int __cpuinit __cpu_up(unsigned int cpu_id, struct task_struct *tidle)
{
int timeout;