linux-kernel - Re: [PATCH v1] kernel/trace:check the val against the available mem

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Message-ID: <20180403125914.66f8abbb@gandalf.local.home>
Date:   Tue, 3 Apr 2018 12:59:14 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Michal Hocko <mhocko@...nel.org>
Cc:     Zhaoyang Huang <huangzhaoyang@...il.com>,
        Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
        kernel-patch-test@...ts.linaro.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Joel Fernandes <joelaf@...gle.com>, linux-mm@...ck.org,
        Vlastimil Babka <vbabka@...e.cz>
Subject: Re: [PATCH v1] kernel/trace:check the val against the available mem

On Tue, 3 Apr 2018 18:11:19 +0200
Michal Hocko <mhocko@...nel.org> wrote:

> yes a fallback is questionable. Whether to make the batch size
> configuration is a matter of how much internal details you want to
> expose to userspace.

Well, it is tracing the guts of the kernel, so internal details are
generally exposed to userspace ;-)

-- Steve