Commit:     8e43d75ad0bd8a90933abb005ef57caf63ce8541
Parent:     0ac1faca4a63fc2f7e608be76127561b88fbcdd9
Author:     Akiyama, Nobuyuki <[EMAIL PROTECTED]>
AuthorDate: Thu Feb 22 22:50:38 2007 +0900
Committer:  Tony Luck <[EMAIL PROTECTED]>
CommitDate: Thu Mar 8 10:27:24 2007 -0800

    [IA64] add missing syscall trace clear
    The ptrace misses clearing the syscall trace flag.
    The increased syscall overhead is retained after the trace is finished.
    This case happens when strace is terminated by force.
    Signed-off-by: Akiyama, Nobuyuki <[EMAIL PROTECTED]>
    Signed-off-by: Tony Luck <[EMAIL PROTECTED]>
 arch/ia64/kernel/ptrace.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 3f89187..00f8032 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -1573,6 +1573,7 @@ sys_ptrace (long request, pid_t pid, unsigned long addr, 
unsigned long data)
              case PTRACE_DETACH:
                /* detach a process that was attached. */
+               clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);
                ret = ptrace_detach(child, data);
                goto out_tsk;
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