On Mon, Sep 26, 2016 at 5:10 PM, Dmitry Vyukov <dvyukov@xxxxxxxxxx> wrote:
> Commit "arch, ftrace: for KASAN put hard/soft IRQ entries into separate sections"
> added .softirqentry.text section, but it was not added to recordmcount.
> So functions in the section are untracable.
> Add the section to scripts/recordmcount.c and scripts/recordmcount.pl.
>
> Fixes: be7635e7287e ("arch, ftrace: for KASAN put hard/soft IRQ entries into separate sections")
> Cc: stable@xxxxxxxxxxxxxxx # v4.6+
> Signed-off-by: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
> Acked-by: Steve Rostedt <rostedt@xxxxxxxxxxx>
> ---
> Changes from v1:
> - updated recordmcount.pl as well
Andrew,
Steven acked this, but can't take to his tree at the moment. Can you
please take this to mm?
> ---
> scripts/recordmcount.c | 1 +
> scripts/recordmcount.pl | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
> index 42396a7..a68f031 100644
> --- a/scripts/recordmcount.c
> +++ b/scripts/recordmcount.c
> @@ -363,6 +363,7 @@ is_mcounted_section_name(char const *const txtname)
> strcmp(".sched.text", txtname) == 0 ||
> strcmp(".spinlock.text", txtname) == 0 ||
> strcmp(".irqentry.text", txtname) == 0 ||
> + strcmp(".softirqentry.text", txtname) == 0 ||
> strcmp(".kprobes.text", txtname) == 0 ||
> strcmp(".text.unlikely", txtname) == 0;
> }
> diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
> index 96e2486..2d48011 100755
> --- a/scripts/recordmcount.pl
> +++ b/scripts/recordmcount.pl
> @@ -134,6 +134,7 @@ my %text_sections = (
> ".sched.text" => 1,
> ".spinlock.text" => 1,
> ".irqentry.text" => 1,
> + ".softirqentry.text" => 1,
> ".kprobes.text" => 1,
> ".text.unlikely" => 1,
> );
> --
> 2.8.0.rc3.226.g39d4020
>
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