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Date:   Tue, 25 Sep 2018 21:37:16 +0900
From:   Sergey Senozhatsky <sergey.senozhatsky@...il.com>
To:     Petr Mladek <pmladek@...e.com>
Cc:     Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        He Zhe <zhe.he@...driver.com>,
        Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/2] printk: Fix panic caused by passing log_buf_len
 to command line

On (09/25/18 14:23), Petr Mladek wrote:
> 
> Thanks for pointing this out. Well, it seems that the change would
> require a new syscall to pass the buffer size as long. We need to
> be sure that people would use this in the real life.

Agreed.

> This thread suggested this change to avoid a checkpatch warning.

Not exactly. I suggested u64 change not because of a checkpatch
warning. But because of u64 memparse() return and because of potential
log_buf_len=4G+

	-ss

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