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Date:   Wed, 15 May 2019 20:27:29 -0400
From:   Steven Rostedt <>
To:     Linus Torvalds <>
Cc:     LKML <>,
        Ingo Molnar <>,
        Andrew Morton <>
Subject: Re: [GIT PULL] tracing: Updates for 5.2

On Wed, 15 May 2019 16:31:34 -0700
Linus Torvalds <> wrote:

> On Wed, May 15, 2019 at 4:29 PM Linus Torvalds
> <> wrote:
> >
> > One option is to just rewrite it something like
> >
> >         const unsigned int offset = offsetof(struct trace_iterator, seq);
> >         memset(offset+(void *)&iter, 0, sizeof(iter) - offset);  
> Side note: make it a well-named helper function, since
> "ftrace_dump_buf()" does this too in kernel/trace/trace_kdb.c, and

Good point, as they just cut and pasted some of this code.

I like the helper function, as it means I don't need to add the sub
part, as the function would be more contained.

> gets the exact same warning.

I can do this, but it needs testing and all that before sending to you,
and may not make the merge window. Is that fine?

-- Steve

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