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Date: Mon, 25 Jan 2016 15:02:46 +0800
From: Dave Young <dyoung@redhat.com>
To: Mimi Zohar <zohar@linux.vnet.ibm.com>
Cc: Kees Cook <keescook@chromium.org>, fsdevel@vger.kernel.org,
	Dmitry Kasatkin <dmitry.kasatkin@gmail.com>,
	"Luis R. Rodriguez" <mcgrof@suse.com>,
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	linux-security-module@vger.kernel.org,
	David Woodhouse <dwmw2@infradead.org>,
	linux-modules@vger.kernel.org
Subject: Re: [RFC PATCH v2 06/11] kexec: replace call to copy_file_from_fd()
 with kernel version
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> > diff --git a/fs/exec.c b/fs/exec.c
> > index 211b81c..a5ae51e 100644
> > --- a/fs/exec.c
> > +++ b/fs/exec.c
> > @@ -884,6 +884,21 @@ out:
> >  }
> >  EXPORT_SYMBOL_GPL(kernel_read_file);
> >  
> > +int kernel_read_file_from_fd(int fd, void **buf, loff_t *size, loff_t max_size,
> > +			     int policy_id)
> 
> Though this is only used in kexec now, it looks more a general function, move it
> to general code should be fine along with kernel_read_file 

Oops, seems I misread exec.c as kexec.c