linux-kernel - Re: [PATCH 2/3] stacktrace: Remove superfluous WARN_ONCE() from save_stack_trace_tsk

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Message-ID: <20190424090759.uempoypjy43n2uty@pathway.suse.cz>
Date:   Wed, 24 Apr 2019 11:07:59 +0200
From:   Petr Mladek <pmladek@...e.com>
To:     Jiri Kosina <jikos@...nel.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Miroslav Benes <mbenes@...e.cz>
Cc:     Joe Lawrence <joe.lawrence@...hat.com>,
        Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
        live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] stacktrace: Remove superfluous WARN_ONCE() from
 save_stack_trace_tsk_reliable()

On Wed 2019-04-24 10:55:49, Petr Mladek wrote:
> WARN_ONCE() in the generic save_stack_trace_tsk_reliable() is superfluous.
> The only current user klp_check_stack() writes its own warning when
> -ENOSYS is returned.

Suggested-by: Josh Poimboeuf <jpoimboe@...hat.com>

> Signed-off-by: Petr Mladek <pmladek@...e.com>

Best Regards,
Petr