diff options
Diffstat (limited to 'arch/cris')
24 files changed, 46 insertions, 247 deletions
diff --git a/arch/cris/arch-v10/drivers/i2c.c b/arch/cris/arch-v10/drivers/i2c.c index 7f656ae0b21d..a8737a8eb229 100644 --- a/arch/cris/arch-v10/drivers/i2c.c +++ b/arch/cris/arch-v10/drivers/i2c.c @@ -14,7 +14,6 @@ #include <linux/module.h> #include <linux/sched.h> -#include <linux/slab.h> #include <linux/smp_lock.h> #include <linux/errno.h> #include <linux/kernel.h> diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c index 562b9a7feae7..109dcd826d17 100644 --- a/arch/cris/arch-v10/drivers/sync_serial.c +++ b/arch/cris/arch-v10/drivers/sync_serial.c @@ -17,7 +17,6 @@ #include <linux/errno.h> #include <linux/major.h> #include <linux/sched.h> -#include <linux/slab.h> #include <linux/interrupt.h> #include <linux/poll.h> #include <linux/init.h> diff --git a/arch/cris/arch-v10/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S index c52bef39e250..0d6420d087fd 100644 --- a/arch/cris/arch-v10/kernel/entry.S +++ b/arch/cris/arch-v10/kernel/entry.S @@ -692,7 +692,7 @@ sys_call_table: .long sys_swapon .long sys_reboot .long sys_old_readdir - .long old_mmap /* 90 */ + .long sys_old_mmap /* 90 */ .long sys_munmap .long sys_truncate .long sys_ftruncate diff --git a/arch/cris/arch-v10/kernel/process.c b/arch/cris/arch-v10/kernel/process.c index c4c69cf721e5..93f0f64b1326 100644 --- a/arch/cris/arch-v10/kernel/process.c +++ b/arch/cris/arch-v10/kernel/process.c @@ -11,9 +11,9 @@ */ #include <linux/sched.h> +#include <linux/slab.h> #include <linux/err.h> #include <linux/fs.h> -#include <linux/slab.h> #include <arch/svinto.h> #include <linux/init.h> diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c index ee505b2eb4db..e70c804e9377 100644 --- a/arch/cris/arch-v10/kernel/ptrace.c +++ b/arch/cris/arch-v10/kernel/ptrace.c @@ -127,57 +127,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ret = 0; break; - case PTRACE_SYSCALL: - case PTRACE_CONT: - ret = -EIO; - - if (!valid_signal(data)) - break; - - if (request == PTRACE_SYSCALL) { - set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } - else { - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } - - child->exit_code = data; - - /* TODO: make sure any pending breakpoint is killed */ - wake_up_process(child); - ret = 0; - - break; - - /* Make the child exit by sending it a sigkill. */ - case PTRACE_KILL: - ret = 0; - - if (child->exit_state == EXIT_ZOMBIE) - break; - - child->exit_code = SIGKILL; - - /* TODO: make sure any pending breakpoint is killed */ - wake_up_process(child); - break; - - /* Set the trap flag. */ - case PTRACE_SINGLESTEP: - ret = -EIO; - - if (!valid_signal(data)) - break; - - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - - /* TODO: set some clever breakpoint mechanism... */ - - child->exit_code = data; - wake_up_process(child); - ret = 0; - break; - /* Get all GP registers from the child. */ case PTRACE_GETREGS: { int i; diff --git a/arch/cris/arch-v10/lib/old_checksum.c b/arch/cris/arch-v10/lib/old_checksum.c index 1734b467efa6..8f79163f1394 100644 --- a/arch/cris/arch-v10/lib/old_checksum.c +++ b/arch/cris/arch-v10/lib/old_checksum.c @@ -77,7 +77,7 @@ __wsum csum_partial(const void *p, int len, __wsum __sum) sum += *buff++; if (endMarker > buff) - sum += *(const u8 *)buff; /* add extra byte seperately */ + sum += *(const u8 *)buff; /* add extra byte separately */ BITOFF; return (__force __wsum)sum; diff --git a/arch/cris/arch-v32/drivers/i2c.c b/arch/cris/arch-v32/drivers/i2c.c index 179e7b804331..506826399ae7 100644 --- a/arch/cris/arch-v32/drivers/i2c.c +++ b/arch/cris/arch-v32/drivers/i2c.c @@ -27,7 +27,6 @@ #include <linux/module.h> #include <linux/sched.h> -#include <linux/slab.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/fs.h> diff --git a/arch/cris/arch-v32/drivers/pci/bios.c b/arch/cris/arch-v32/drivers/pci/bios.c index d4b9c36ddc0f..bc0cfdad1cbc 100644 --- a/arch/cris/arch-v32/drivers/pci/bios.c +++ b/arch/cris/arch-v32/drivers/pci/bios.c @@ -50,7 +50,7 @@ pcibios_align_resource(void *data, const struct resource *res, if ((res->flags & IORESOURCE_IO) && (start & 0x300)) start = (start + 0x3ff) & ~0x3ff; - return start + return start; } int pcibios_enable_resources(struct pci_dev *dev, int mask) diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c index fbe65954ee6c..ee55578d9834 100644 --- a/arch/cris/arch-v32/drivers/pci/dma.c +++ b/arch/cris/arch-v32/drivers/pci/dma.c @@ -13,6 +13,7 @@ #include <linux/mm.h> #include <linux/string.h> #include <linux/pci.h> +#include <linux/gfp.h> #include <asm/io.h> void *dma_alloc_coherent(struct device *dev, size_t size, diff --git a/arch/cris/arch-v32/drivers/sync_serial.c b/arch/cris/arch-v32/drivers/sync_serial.c index d2a0fbf5341f..4889f196ecd6 100644 --- a/arch/cris/arch-v32/drivers/sync_serial.c +++ b/arch/cris/arch-v32/drivers/sync_serial.c @@ -13,7 +13,6 @@ #include <linux/errno.h> #include <linux/major.h> #include <linux/sched.h> -#include <linux/slab.h> #include <linux/smp_lock.h> #include <linux/interrupt.h> #include <linux/poll.h> diff --git a/arch/cris/arch-v32/kernel/entry.S b/arch/cris/arch-v32/kernel/entry.S index 435b9671bd4b..1f39861eac8c 100644 --- a/arch/cris/arch-v32/kernel/entry.S +++ b/arch/cris/arch-v32/kernel/entry.S @@ -615,7 +615,7 @@ sys_call_table: .long sys_swapon .long sys_reboot .long sys_old_readdir - .long old_mmap /* 90 */ + .long sys_old_mmap /* 90 */ .long sys_munmap .long sys_truncate .long sys_ftruncate diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c index 120e7f796fea..2661a9529d70 100644 --- a/arch/cris/arch-v32/kernel/process.c +++ b/arch/cris/arch-v32/kernel/process.c @@ -9,9 +9,9 @@ */ #include <linux/sched.h> +#include <linux/slab.h> #include <linux/err.h> #include <linux/fs.h> -#include <linux/slab.h> #include <hwregs/reg_rdwr.h> #include <hwregs/reg_map.h> #include <hwregs/timer_defs.h> diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c index dd401473f5b5..f4ebd1e7d0f5 100644 --- a/arch/cris/arch-v32/kernel/ptrace.c +++ b/arch/cris/arch-v32/kernel/ptrace.c @@ -78,6 +78,35 @@ int put_reg(struct task_struct *task, unsigned int regno, unsigned long data) return 0; } +void user_enable_single_step(struct task_struct *child) +{ + unsigned long tmp; + + /* + * Set up SPC if not set already (in which case we have no other + * choice but to trust it). + */ + if (!get_reg(child, PT_SPC)) { + /* In case we're stopped in a delay slot. */ + tmp = get_reg(child, PT_ERP) & ~1; + put_reg(child, PT_SPC, tmp); + } + tmp = get_reg(child, PT_CCS) | SBIT_USER; + put_reg(child, PT_CCS, tmp); +} + +void user_disable_single_step(struct task_struct *child) +{ + put_reg(child, PT_SPC, 0); + + if (!get_debugreg(child->pid, PT_BP_CTRL)) { + unsigned long tmp; + /* If no h/w bp configured, disable S bit. */ + tmp = get_reg(child, PT_CCS) & ~SBIT_USER; + put_reg(child, PT_CCS, tmp); + } +} + /* * Called by kernel/ptrace.c when detaching. * @@ -89,8 +118,7 @@ ptrace_disable(struct task_struct *child) unsigned long tmp; /* Deconfigure SPC and S-bit. */ - tmp = get_reg(child, PT_CCS) & ~SBIT_USER; - put_reg(child, PT_CCS, tmp); + user_disable_single_step(child); put_reg(child, PT_SPC, 0); /* Deconfigure any watchpoints associated with the child. */ @@ -169,83 +197,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ret = 0; break; - case PTRACE_SYSCALL: - case PTRACE_CONT: - ret = -EIO; - - if (!valid_signal(data)) - break; - - /* Continue means no single-step. */ - put_reg(child, PT_SPC, 0); - - if (!get_debugreg(child->pid, PT_BP_CTRL)) { - unsigned long tmp; - /* If no h/w bp configured, disable S bit. */ - tmp = get_reg(child, PT_CCS) & ~SBIT_USER; - put_reg(child, PT_CCS, tmp); - } - - if (request == PTRACE_SYSCALL) { - set_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } - else { - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - } - - child->exit_code = data; - - /* TODO: make sure any pending breakpoint is killed */ - wake_up_process(child); - ret = 0; - - break; - - /* Make the child exit by sending it a sigkill. */ - case PTRACE_KILL: - ret = 0; - - if (child->exit_state == EXIT_ZOMBIE) - break; - - child->exit_code = SIGKILL; - - /* Deconfigure single-step and h/w bp. */ - ptrace_disable(child); - - /* TODO: make sure any pending breakpoint is killed */ - wake_up_process(child); - break; - - /* Set the trap flag. */ - case PTRACE_SINGLESTEP: { - unsigned long tmp; - ret = -EIO; - - /* Set up SPC if not set already (in which case we have - no other choice but to trust it). */ - if (!get_reg(child, PT_SPC)) { - /* In case we're stopped in a delay slot. */ - tmp = get_reg(child, PT_ERP) & ~1; - put_reg(child, PT_SPC, tmp); - } - tmp = get_reg(child, PT_CCS) | SBIT_USER; - put_reg(child, PT_CCS, tmp); - - if (!valid_signal(data)) - break; - - clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE); - - /* TODO: set some clever breakpoint mechanism... */ - - child->exit_code = data; - wake_up_process(child); - ret = 0; - break; - - } - /* Get all GP registers from the child. */ case PTRACE_GETREGS: { int i; diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 372d0ca6efbc..0b7e3f143281 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -4,6 +4,7 @@ #include <linux/sched.h> #include <linux/mm.h> +#include <linux/slab.h> #include <linux/kernel.h> #include <linux/signal.h> #include <linux/errno.h> diff --git a/arch/cris/arch-v32/mm/tlb.c b/arch/cris/arch-v32/mm/tlb.c index 6779bcb28ab0..c030d020660a 100644 --- a/arch/cris/arch-v32/mm/tlb.c +++ b/arch/cris/arch-v32/mm/tlb.c @@ -189,7 +189,7 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next, spin_unlock(&mmu_context_lock); /* - * Remember the pgd for the fault handlers. Keep a seperate + * Remember the pgd for the fault handlers. Keep a separate * copy of it because current and active_mm might be invalid * at points where * there's still a need to derefer the pgd. */ diff --git a/arch/cris/include/arch-v32/arch/ptrace.h b/arch/cris/include/arch-v32/arch/ptrace.h index 41f4e8662bc2..ffca8d0f2e17 100644 --- a/arch/cris/include/arch-v32/arch/ptrace.h +++ b/arch/cris/include/arch-v32/arch/ptrace.h @@ -108,6 +108,7 @@ struct switch_stack { #ifdef __KERNEL__ +#define arch_has_single_step() (1) #define user_mode(regs) (((regs)->ccs & (1 << (U_CCS_BITNR + CCS_SHIFT))) != 0) #define instruction_pointer(regs) ((regs)->erp) extern void show_regs(struct pt_regs *); diff --git a/arch/cris/include/asm/atomic.h b/arch/cris/include/asm/atomic.h index a6aca819e9f3..88dc9b9c4ba0 100644 --- a/arch/cris/include/asm/atomic.h +++ b/arch/cris/include/asm/atomic.h @@ -15,7 +15,7 @@ #define ATOMIC_INIT(i) { (i) } -#define atomic_read(v) ((v)->counter) +#define atomic_read(v) (*(volatile int *)&(v)->counter) #define atomic_set(v,i) (((v)->counter) = (i)) /* These should be written in asm but we do it in C for now. */ diff --git a/arch/cris/include/asm/pci.h b/arch/cris/include/asm/pci.h index 730ce40fdd0f..9f1cd56da28c 100644 --- a/arch/cris/include/asm/pci.h +++ b/arch/cris/include/asm/pci.h @@ -44,14 +44,6 @@ struct pci_dev; */ #define PCI_DMA_BUS_IS_PHYS (1) -/* pci_unmap_{page,single} is a nop so... */ -#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME) -#define DECLARE_PCI_UNMAP_LEN(LEN_NAME) -#define pci_unmap_addr(PTR, ADDR_NAME) (0) -#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do { } while (0) -#define pci_unmap_len(PTR, LEN_NAME) (0) -#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) - #define HAVE_PCI_MMAP extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, enum pci_mmap_state mmap_state, int write_combine); diff --git a/arch/cris/include/asm/unistd.h b/arch/cris/include/asm/unistd.h index c17079388bb9..f6fad83b3a8c 100644 --- a/arch/cris/include/asm/unistd.h +++ b/arch/cris/include/asm/unistd.h @@ -352,6 +352,7 @@ #define __ARCH_WANT_STAT64 #define __ARCH_WANT_SYS_ALARM #define __ARCH_WANT_SYS_GETHOSTNAME +#define __ARCH_WANT_SYS_IPC #define __ARCH_WANT_SYS_PAUSE #define __ARCH_WANT_SYS_SGETMASK #define __ARCH_WANT_SYS_SIGNAL @@ -364,6 +365,7 @@ #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE #define __ARCH_WANT_SYS_OLD_GETRLIMIT +#define __ARCH_WANT_SYS_OLD_MMAP #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_SIGPENDING #define __ARCH_WANT_SYS_SIGPROCMASK diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index 6d7b9eda4036..469f7f9d62e0 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c @@ -29,7 +29,6 @@ #include <linux/ioport.h> #include <linux/interrupt.h> #include <linux/timex.h> -#include <linux/slab.h> #include <linux/random.h> #include <linux/init.h> #include <linux/seq_file.h> diff --git a/arch/cris/kernel/module.c b/arch/cris/kernel/module.c index abc13e368b90..bcd502f74cda 100644 --- a/arch/cris/kernel/module.c +++ b/arch/cris/kernel/module.c @@ -21,6 +21,7 @@ #include <linux/fs.h> #include <linux/string.h> #include <linux/kernel.h> +#include <linux/slab.h> #if 0 #define DEBUGP printk diff --git a/arch/cris/kernel/profile.c b/arch/cris/kernel/profile.c index 9aa571169bcc..b917549a7d94 100644 --- a/arch/cris/kernel/profile.c +++ b/arch/cris/kernel/profile.c @@ -2,6 +2,7 @@ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/proc_fs.h> +#include <linux/slab.h> #include <linux/types.h> #include <asm/ptrace.h> #include <asm/uaccess.h> diff --git a/arch/cris/kernel/sys_cris.c b/arch/cris/kernel/sys_cris.c index c2bbb1ac98a9..7aa036ec78ff 100644 --- a/arch/cris/kernel/sys_cris.c +++ b/arch/cris/kernel/sys_cris.c @@ -26,24 +26,6 @@ #include <asm/uaccess.h> #include <asm/segment.h> -asmlinkage unsigned long old_mmap(unsigned long __user *args) -{ - unsigned long buffer[6]; - int err = -EFAULT; - - if (copy_from_user(&buffer, args, sizeof(buffer))) - goto out; - - err = -EINVAL; - if (buffer[5] & ~PAGE_MASK) /* verify that offset is on page boundary */ - goto out; - - err = sys_mmap_pgoff(buffer[0], buffer[1], buffer[2], buffer[3], - buffer[4], buffer[5] >> PAGE_SHIFT); -out: - return err; -} - asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff) @@ -51,81 +33,3 @@ sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, /* bug(?): 8Kb pages here */ return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff); } - -/* - * sys_ipc() is the de-multiplexer for the SysV IPC calls.. - * - * This is really horribly ugly. (same as arch/i386) - */ - -asmlinkage int sys_ipc (uint call, int first, int second, - int third, void __user *ptr, long fifth) -{ - int version, ret; - - version = call >> 16; /* hack for backward compatibility */ - call &= 0xffff; - - switch (call) { - case SEMOP: - return sys_semtimedop (first, (struct sembuf __user *)ptr, second, NULL); - case SEMTIMEDOP: - return sys_semtimedop(first, (struct sembuf __user *)ptr, second, - (const struct timespec __user *)fifth); - - case SEMGET: - return sys_semget (first, second, third); - case SEMCTL: { - union semun fourth; - if (!ptr) - return -EINVAL; - if (get_user(fourth.__pad, (void * __user *) ptr)) - return -EFAULT; - return sys_semctl (first, second, third, fourth); - } - - case MSGSND: - return sys_msgsnd (first, (struct msgbuf __user *) ptr, - second, third); - case MSGRCV: - switch (version) { - case 0: { - struct ipc_kludge tmp; - if (!ptr) - return -EINVAL; - - if (copy_from_user(&tmp, - (struct ipc_kludge __user *) ptr, - sizeof (tmp))) - return -EFAULT; - return sys_msgrcv (first, tmp.msgp, second, - tmp.msgtyp, third); - } - default: - return sys_msgrcv (first, - (struct msgbuf __user *) ptr, - second, fifth, third); - } - case MSGGET: - return sys_msgget ((key_t) first, second); - case MSGCTL: - return sys_msgctl (first, second, (struct msqid_ds __user *) ptr); - - case SHMAT: { - ulong raddr; - ret = do_shmat (first, (char __user *) ptr, second, &raddr); - if (ret) - return ret; - return put_user (raddr, (ulong __user *) third); - } - case SHMDT: - return sys_shmdt ((char __user *)ptr); - case SHMGET: - return sys_shmget (first, second, third); - case SHMCTL: - return sys_shmctl (first, second, - (struct shmid_ds __user *) ptr); - default: - return -ENOSYS; - } -} diff --git a/arch/cris/mm/init.c b/arch/cris/mm/init.c index ff68b9f516a1..df33ab89d70f 100644 --- a/arch/cris/mm/init.c +++ b/arch/cris/mm/init.c @@ -8,6 +8,7 @@ * */ +#include <linux/gfp.h> #include <linux/init.h> #include <linux/bootmem.h> #include <asm/tlb.h> |
