linux-kernel - Re: lustre/lnet/lnet/lib-move.c: memcpy with (struct iovec*)->iov_base, which is _

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Message-ID: <CANZNk83Y5T75H86VZ4dMVigPiaVADZB60yc6QWWCWdJ=SdT+sQ@mail.gmail.com>
Date:	Wed, 7 Jan 2015 14:28:12 +0200
From:	Andrey Utkin <andrey.krieger.utkin@...il.com>
To:	"Dilger, Andreas" <andreas.dilger@...el.com>
Cc:	Dan Carpenter <dan.carpenter@...cle.com>,
	Greg KH <gregkh@...uxfoundation.org>,
	"Drokin, Oleg" <oleg.drokin@...el.com>,
	"HPDD-discuss@...1.01.org" <HPDD-discuss@...1.01.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	OSUOSL Drivers <devel@...verdev.osuosl.org>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: lustre/lnet/lnet/lib-move.c: memcpy with (struct
 iovec*)->iov_base, which is __user

2015-01-07 13:32 GMT+02:00 Dilger, Andreas <andreas.dilger@...el.com>:
> On 2015/01/07, 1:36 AM, "Dan Carpenter" <dan.carpenter@...cle.com> wrote:
>> Didn't Al change these to kvec instead of iovec?  You have to look at
>> the callers to figure out if it's actually a user space pointer or a
>> kernel pointer.
>
> A patch was sent by Al on Dec 2 to replace iovec with kvec, in a thread
> titled "[PATCH] staging:lustre:lnet: Incorrect type in assignment".  Greg
> replied on Dec 10 in another thread (also fixing this same warning) titled
> "[PATCH] staging: lustre: Fix the warning messages about casting without
> __user macro" that Al's patch was in the staging tree for 3.19-rc1.

In current linux-next, I see none of the mentioned patches. Also I
don't see them mentioned in GKH's merge commit "Merge tag
'staging-3.19-rc1'..."
Is it ok?

-- 
Andrey Utkin
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