* Stephane Eranian <eran...@google.com> wrote:
> ?? ?? ?? ??When using an event group, the value and id for non leaders events
> were
> ?? ?? ?? ??wrong due to invalid offset into the outgoing buffer.
>
> ?? ?? ?? ??Signed-off-by: Stephane Eranian <eran...@google.com>
>
> ---
> ??perf_event.c | ?? ??2 +-
> ??1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/kernel/perf_event.c b/kernel/perf_event.c
> index 0b0d5f7..8306127 100644
> --- a/kernel/perf_event.c
> +++ b/kernel/perf_event.c
> @@ -1826,7 +1826,7 @@ static int perf_event_read_group(struct perf_event
> *event,
>
> ?? ?? ?? ?? ?? ?? ?? ??size = n * sizeof(u64);
>
> - ?? ?? ?? ?? ?? ?? ?? if (copy_to_user(buf + size, values, size)) {
> + ?? ?? ?? ?? ?? ?? ?? if (copy_to_user(buf + ret, values, size)) {
> ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??ret = -EFAULT;
> ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ??goto unlock;
> ?? ?? ?? ?? ?? ?? ?? ??}
hm, patch is seriously garbled - mind sending it according to
Documentation/email-clients.txt?
Thanks,
Ingo
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