On Tue, 2018-05-22 at 03:20 -0700, Christoph Hellwig wrote:
> On Tue, May 22, 2018 at 03:08:35PM +1000, Benjamin Herrenschmidt wrote:
> > Hence my question: Is is still acceptable these days to use
> > set_fs(KERNEL_DS) for simple cases like this ?
>
> Not at all.
>
> > Or is it really
> >
On Tue, 2018-05-22 at 03:20 -0700, Christoph Hellwig wrote:
> On Tue, May 22, 2018 at 03:08:35PM +1000, Benjamin Herrenschmidt wrote:
> > Hence my question: Is is still acceptable these days to use
> > set_fs(KERNEL_DS) for simple cases like this ?
>
> Not at all.
>
> > Or is it really
> >
On Tue, May 22, 2018 at 03:08:35PM +1000, Benjamin Herrenschmidt wrote:
> Hence my question: Is is still acceptable these days to use
> set_fs(KERNEL_DS) for simple cases like this ?
Not at all.
> Or is it really
> deprecated and all new users should use the iovec's ?
Yes, please use iov_iter.
On Tue, May 22, 2018 at 03:08:35PM +1000, Benjamin Herrenschmidt wrote:
> Hence my question: Is is still acceptable these days to use
> set_fs(KERNEL_DS) for simple cases like this ?
Not at all.
> Or is it really
> deprecated and all new users should use the iovec's ?
Yes, please use iov_iter.
Hi guys !
I was helping with a small driver when I stumbled upon a comment from a
reviwer pointing to an old lwn article talking about deprecating set_fs
due to security concerns:
https://lwn.net/Articles/722267/
Now, this is a very simple driver running on a small/slow ARM SoC,
which reads
Hi guys !
I was helping with a small driver when I stumbled upon a comment from a
reviwer pointing to an old lwn article talking about deprecating set_fs
due to security concerns:
https://lwn.net/Articles/722267/
Now, this is a very simple driver running on a small/slow ARM SoC,
which reads
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