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    SubjectRe: [PATCH v4 3.0-rc2-tip 2/22] 2: uprobes: Breakground page replacement.
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    On Tue, 2011-06-07 at 18:28 +0530, Srikar Dronamraju wrote:
    > +static void print_insert_fail(struct task_struct *tsk,
    > + unsigned long vaddr, const char *why)
    > +{
    > + pr_warn_once("Can't place breakpoint at pid %d vaddr" " %#lx: %s\n",
    > + tsk->pid, vaddr, why);
    > +}

    Why would we ever want to print this instead of simply failing the
    operation and returning an error code to userspace?



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