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    SubjectRe: [PATCH 3/4] ptrace: remove PT_DTRACE from m68k, m68knommu
    Date
    Oleg Nesterov <oleg@redhat.com> writes:

    > m68k sets PT_DTRACE in trap_c() but never uses it.
    >
    > Signed-off-by: Oleg Nesterov <oleg@redhat.com>
    >
    > arch/m68k/kernel/traps.c | 1 -
    > arch/m68knommu/kernel/asm-offsets.c | 1 -
    > arch/m68knommu/kernel/traps.c | 1 -
    > 3 files changed, 3 deletions(-)
    >
    > --- PTRACE/arch/m68k/kernel/traps.c~DT_3_SET 2009-04-06 00:03:35.000000000 +0200
    > +++ PTRACE/arch/m68k/kernel/traps.c 2009-04-22 21:52:23.000000000 +0200
    > @@ -1057,7 +1057,6 @@ asmlinkage void trap_c(struct frame *fp)
    > if (fp->ptregs.sr & PS_S) {
    > if ((fp->ptregs.vector >> 2) == VEC_TRACE) {
    > /* traced a trapping instruction */
    > - current->ptrace |= PT_DTRACE;

    This is supposed to be setting the TIF_DELAYED_TRACE thread flag.

    Andreas.

    --
    Andreas Schwab, schwab@linux-m68k.org
    GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
    "And now for something completely different."


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