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author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-09 01:37:34 -0500 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-09 01:37:34 -0500 |
commit | 8006fdd6dc387abaa4b683bda4868c879fd76070 (patch) | |
tree | 314b08f4923dd9ab24930e6b2ac75889c244b154 /arch/m68knommu/kernel/ptrace.c | |
parent | 18ce920a6eba05c0d55cdc95fbbadf7e4c4b457b (diff) | |
parent | 7c3983357fdaef3ae71a0d7081a4b6dcfd869d39 (diff) | |
download | blackbird-op-linux-8006fdd6dc387abaa4b683bda4868c879fd76070.tar.gz blackbird-op-linux-8006fdd6dc387abaa4b683bda4868c879fd76070.zip |
Merge branch 'upstream'
Diffstat (limited to 'arch/m68knommu/kernel/ptrace.c')
-rw-r--r-- | arch/m68knommu/kernel/ptrace.c | 39 |
1 files changed, 1 insertions, 38 deletions
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c index 621d7b91ccfe..262ab8c72e5f 100644 --- a/arch/m68knommu/kernel/ptrace.c +++ b/arch/m68knommu/kernel/ptrace.c @@ -101,43 +101,10 @@ void ptrace_disable(struct task_struct *child) put_reg(child, PT_SR, tmp); } -asmlinkage long sys_ptrace(long request, long pid, long addr, long data) +long arch_ptrace(truct task_struct *child, long request, long addr, long data) { - struct task_struct *child; int ret; - lock_kernel(); - ret = -EPERM; - if (request == PTRACE_TRACEME) { - /* are we already being traced? */ - if (current->ptrace & PT_PTRACED) - 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) /* you may not mess with init */ - 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) { /* when I and D space are separate, these will need to be fixed. */ case PTRACE_PEEKTEXT: /* read word at location addr. */ @@ -357,10 +324,6 @@ asmlinkage long sys_ptrace(long request, long pid, long addr, long data) ret = -EIO; break; } -out_tsk: - put_task_struct(child); -out: - unlock_kernel(); return ret; } |