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    SubjectRe: [PATCH v3 2.6.39-rc1-tip 26/26] 26: uprobes: filter chain
    (2011/04/01 23:37), Srikar Dronamraju wrote:
    > Loops through the filters callbacks of currently registered
    > consumers to see if any consumer is interested in tracing this task.
    >
    > Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
    > ---
    > kernel/uprobes.c | 17 +++++++++++++++++
    > 1 files changed, 17 insertions(+), 0 deletions(-)
    >
    > diff --git a/kernel/uprobes.c b/kernel/uprobes.c
    > index c950f13..62ccb56 100644
    > --- a/kernel/uprobes.c
    > +++ b/kernel/uprobes.c
    > @@ -450,6 +450,23 @@ static void handler_chain(struct uprobe *uprobe, struct pt_regs *regs)
    > up_read(&uprobe->consumer_rwsem);
    > }
    >
    > +static bool filter_chain(struct uprobe *uprobe, struct task_struct *t)
    > +{
    > + struct uprobe_consumer *consumer;
    > + bool ret = false;
    > +
    > + down_read(&uprobe->consumer_rwsem);
    > + for (consumer = uprobe->consumers; consumer;
    > + consumer = consumer->next) {
    > + if (!consumer->filter || consumer->filter(consumer, t)) {
    > + ret = true;
    > + break;
    > + }
    > + }
    > + up_read(&uprobe->consumer_rwsem);
    > + return ret;
    > +}
    > +

    Where this function is called from ? This patch seems the last one of this series...

    Thank you,

    --
    Masami HIRAMATSU
    Software Platform Research Dept. Linux Technology Center
    Hitachi, Ltd., Yokohama Research Laboratory
    E-mail: masami.hiramatsu.pt@hitachi.com


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