Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
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@ -26,6 +26,7 @@
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#include <linux/smp_lock.h>
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#include <linux/user.h>
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#include <linux/security.h>
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#include <linux/signal.h>
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#include <asm/cpu.h>
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#include <asm/fpu.h>
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@ -257,7 +258,7 @@ asmlinkage int sys_ptrace(long request, long pid, long addr, long data)
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case PTRACE_SYSCALL: /* continue and stop at next (return from) syscall */
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case PTRACE_CONT: { /* restart after signal. */
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ret = -EIO;
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if ((unsigned long) data > _NSIG)
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if (!valid_signal(data))
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break;
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if (request == PTRACE_SYSCALL) {
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set_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
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