diff options
Diffstat (limited to 'arch/cris')
| -rw-r--r-- | arch/cris/arch-v10/README.mm | 6 | ||||
| -rw-r--r-- | arch/cris/arch-v10/kernel/ptrace.c | 51 | ||||
| -rw-r--r-- | arch/cris/arch-v10/kernel/signal.c | 2 | ||||
| -rw-r--r-- | arch/cris/arch-v32/drivers/cryptocop.c | 14 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/ptrace.c | 51 | ||||
| -rw-r--r-- | arch/cris/arch-v32/kernel/signal.c | 2 | ||||
| -rw-r--r-- | arch/cris/mm/ioremap.c | 2 |
7 files changed, 17 insertions, 111 deletions
diff --git a/arch/cris/arch-v10/README.mm b/arch/cris/arch-v10/README.mm index 6f08903f313..517d1f027fe 100644 --- a/arch/cris/arch-v10/README.mm +++ b/arch/cris/arch-v10/README.mm @@ -177,7 +177,7 @@ The example address is 0xd004000c; in binary this is: Given the top-level Page Directory, the offset in that directory is calculated using the upper 8 bits: -extern inline pgd_t * pgd_offset(struct mm_struct * mm, unsigned long address) +static inline pgd_t * pgd_offset(struct mm_struct * mm, unsigned long address) { return mm->pgd + (address >> PGDIR_SHIFT); } @@ -190,14 +190,14 @@ The pgd_t from our example will therefore be the 208'th (0xd0) entry in mm->pgd. Since the Middle Directory does not exist, it is a unity mapping: -extern inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) +static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address) { return (pmd_t *) dir; } The Page Table provides the final lookup by using bits 13 to 23 as index: -extern inline pte_t * pte_offset(pmd_t * dir, unsigned long address) +static inline pte_t * pte_offset(pmd_t * dir, unsigned long address) { return (pte_t *) pmd_page(*dir) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)); diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c index 130dd214e41..6cbd34a27b9 100644 --- a/arch/cris/arch-v10/kernel/ptrace.c +++ b/arch/cris/arch-v10/kernel/ptrace.c @@ -76,55 +76,11 @@ ptrace_disable(struct task_struct *child) * (in user space) where the result of the ptrace call is written (instead of * being returned). */ -asmlinkage int -sys_ptrace(long request, long pid, long addr, long data) +long arch_ptrace(struct task_struct *child, long request, long addr, long data) { - struct task_struct *child; int ret; unsigned long __user *datap = (unsigned long __user *)data; - lock_kernel(); - ret = -EPERM; - - if (request == PTRACE_TRACEME) { - /* are we already being traced? */ - if (current->ptrace & PT_PTRACED) - goto out; - ret = security_ptrace(current->parent, current); - if (ret) - goto out; - /* set the ptrace bit in the process flags. */ - current->ptrace |= PT_PTRACED; - ret = 0; - goto out; - } - - ret = -ESRCH; - read_lock(&tasklist_lock); - child = find_task_by_pid(pid); - - if (child) - get_task_struct(child); - - read_unlock(&tasklist_lock); - - if (!child) - goto out; - - ret = -EPERM; - - if (pid == 1) /* Leave the init process alone! */ - goto out_tsk; - - if (request == PTRACE_ATTACH) { - ret = ptrace_attach(child); - goto out_tsk; - } - - ret = ptrace_check_attach(child, request == PTRACE_KILL); - if (ret < 0) - goto out_tsk; - switch (request) { /* Read word at location address. */ case PTRACE_PEEKTEXT: @@ -289,10 +245,7 @@ sys_ptrace(long request, long pid, long addr, long data) ret = ptrace_request(child, request, addr, data); break; } -out_tsk: - put_task_struct(child); -out: - unlock_kernel(); + return ret; } diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c index 693771961f8..19bcad05716 100644 --- a/arch/cris/arch-v10/kernel/signal.c +++ b/arch/cris/arch-v10/kernel/signal.c @@ -476,7 +476,7 @@ give_sigsegv: * OK, we're invoking a handler */ -extern inline void +static inline void handle_signal(int canrestart, unsigned long sig, siginfo_t *info, struct k_sigaction *ka, sigset_t *oldset, struct pt_regs * regs) diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c index ca72076c630..501fa52d8d3 100644 --- a/arch/cris/arch-v32/drivers/cryptocop.c +++ b/arch/cris/arch-v32/drivers/cryptocop.c @@ -277,7 +277,7 @@ struct file_operations cryptocop_fops = { static void free_cdesc(struct cryptocop_dma_desc *cdesc) { DEBUG(printk("free_cdesc: cdesc 0x%p, from_pool=%d\n", cdesc, cdesc->from_pool)); - if (cdesc->free_buf) kfree(cdesc->free_buf); + kfree(cdesc->free_buf); if (cdesc->from_pool) { unsigned long int flags; @@ -2950,15 +2950,15 @@ static int cryptocop_ioctl_process(struct inode *inode, struct file *filp, unsig put_page(outpages[i]); } - if (digest_result) kfree(digest_result); - if (inpages) kfree(inpages); - if (outpages) kfree(outpages); + kfree(digest_result); + kfree(inpages); + kfree(outpages); if (cop){ - if (cop->tfrm_op.indata) kfree(cop->tfrm_op.indata); - if (cop->tfrm_op.outdata) kfree(cop->tfrm_op.outdata); + kfree(cop->tfrm_op.indata); + kfree(cop->tfrm_op.outdata); kfree(cop); } - if (jc) kfree(jc); + kfree(jc); DEBUG(print_lock_status()); diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c index 208489da2a8..5528b83a622 100644 --- a/arch/cris/arch-v32/kernel/ptrace.c +++ b/arch/cris/arch-v32/kernel/ptrace.c @@ -99,55 +99,11 @@ ptrace_disable(struct task_struct *child) } -asmlinkage int -sys_ptrace(long request, long pid, long addr, long data) +long arch_ptrace(struct task_struct *child, long request, long addr, long data) { - struct task_struct *child; int ret; unsigned long __user *datap = (unsigned long __user *)data; - lock_kernel(); - ret = -EPERM; - - if (request == PTRACE_TRACEME) { - /* are we already being traced? */ - if (current->ptrace & PT_PTRACED) - goto out; - ret = security_ptrace(current->parent, current); - if (ret) - goto out; - /* set the ptrace bit in the process flags. */ - current->ptrace |= PT_PTRACED; - ret = 0; - goto out; - } - - ret = -ESRCH; - read_lock(&tasklist_lock); - child = find_task_by_pid(pid); - - if (child) - get_task_struct(child); - - read_unlock(&tasklist_lock); - - if (!child) - goto out; - - ret = -EPERM; - - if (pid == 1) /* Leave the init process alone! */ - goto out_tsk; - - if (request == PTRACE_ATTACH) { - ret = ptrace_attach(child); - goto out_tsk; - } - - ret = ptrace_check_attach(child, request == PTRACE_KILL); - if (ret < 0) - goto out_tsk; - switch (request) { /* Read word at location address. */ case PTRACE_PEEKTEXT: @@ -347,10 +303,7 @@ sys_ptrace(long request, long pid, long addr, long data) ret = ptrace_request(child, request, addr, data); break; } -out_tsk: - put_task_struct(child); -out: - unlock_kernel(); + return ret; } diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c index 0a3614dab88..99e59b3eacf 100644 --- a/arch/cris/arch-v32/kernel/signal.c +++ b/arch/cris/arch-v32/kernel/signal.c @@ -513,7 +513,7 @@ give_sigsegv: } /* Invoke a singal handler to, well, handle the signal. */ -extern inline void +static inline void handle_signal(int canrestart, unsigned long sig, siginfo_t *info, struct k_sigaction *ka, sigset_t *oldset, struct pt_regs * regs) diff --git a/arch/cris/mm/ioremap.c b/arch/cris/mm/ioremap.c index a92ac987758..1780df3ed9e 100644 --- a/arch/cris/mm/ioremap.c +++ b/arch/cris/mm/ioremap.c @@ -16,7 +16,7 @@ #include <asm/tlbflush.h> #include <asm/arch/memmap.h> -extern inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size, +static inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size, unsigned long phys_addr, pgprot_t prot) { unsigned long end; |