.compat_ioctl = vtpmx_fops_compat_ioctl,
> -#endif
> + .compat_ioctl = generic_compat_ioctl_ptrarg,
> .llseek = noop_llseek,
> };
For vtpm:
Reviewed-by: Jason Gunthorpe
Arnd, would you consider including a patch as part of/after this
series to make compat_ioctl
atic const struct file_operations uverbs_mmap_fops = {
> .release = ib_uverbs_close,
> .llseek = no_llseek,
> .unlocked_ioctl = ib_uverbs_ioctl,
> - .compat_ioctl = ib_uverbs_ioctl,
> + .compat_ioctl = generic_compat_ioctl_ptrarg,
> };
>
> static struct ib_c
On Tue, Sep 18, 2018 at 10:51:08AM -0700, Darren Hart wrote:
> On Fri, Sep 14, 2018 at 09:57:48PM +0100, Al Viro wrote:
> > On Fri, Sep 14, 2018 at 01:35:06PM -0700, Darren Hart wrote:
> >
> > > Acked-by: Darren Hart (VMware)
> > >
> > > As for a longer term solution, would it be possible to in
On Mon, Sep 24, 2018 at 10:18:52PM +0200, Arnd Bergmann wrote:
> On Tue, Sep 18, 2018 at 7:59 PM Jason Gunthorpe wrote:
> >
> > On Tue, Sep 18, 2018 at 10:51:08AM -0700, Darren Hart wrote:
> > > On Fri, Sep 14, 2018 at 09:57:48PM +0100, Al Viro wrote:
> > > >
On Mon, Oct 19, 2020 at 12:42:15PM -0700, Nick Desaulniers wrote:
> On Sat, Oct 17, 2020 at 10:43 PM Greg KH wrote:
> >
> > On Sat, Oct 17, 2020 at 09:09:28AM -0700, t...@redhat.com wrote:
> > > From: Tom Rix
> > >
> > > This is a upcoming change to clean up a new warning treewide.
> > > I am won
On Fri, Nov 20, 2020 at 12:21:39PM -0600, Gustavo A. R. Silva wrote:
> IB/hfi1: Fix fall-through warnings for Clang
> IB/mlx4: Fix fall-through warnings for Clang
> IB/qedr: Fix fall-through warnings for Clang
> RDMA/mlx5: Fix fall-through warnings for Clang
I picked these four to the rdm
On Wed, Feb 13, 2019 at 03:04:51PM -0800, ira.we...@intel.com wrote:
> From: Ira Weiny
>
> To facilitate additional options to get_user_pages_fast() change the
> singular write parameter to be gup_flags.
So now we have:
long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages,
On Sun, Jan 11, 2015 at 10:29:00AM -0600, atull wrote:
> the FPGA image. If someone wants there to be only one FPGA image on
> the FGPA forever, they will probably not be using this framework; their
> FPGA will probably be loaded before Linux boots up.
Nonsense, loading the FPGA through Linux is
On Mon, Jan 12, 2015 at 09:01:34PM +, One Thousand Gnomes wrote:
> There are plenty of people today who treat the FPGA as an entirely
> dynamic resource. It's not like flashing a controller, its near
> immediate.
But this is a completely different use case. Remember, there are
*megabytes* of i
On Tue, Jan 13, 2015 at 04:28:47PM +, One Thousand Gnomes wrote:
> There is a lot of code overlap in things like loading the bitstreams,
> there is also some overlap because you want to be able to assign FPGA
> resources. For example if you have four FPGAs and you want to use one for
> OS stuf
On Tue, Jan 13, 2015 at 03:37:14PM -0600, atull wrote:
> > I do agree with this, and I think this is where this patch set goes so
> > wrong.
> >
> > Just exposing all sorts of controls to userspace and having a way for
> > the kernel to load/unload a bitstream compleletely misses the point that
>
On Wed, Jan 14, 2015 at 04:06:17PM +, One Thousand Gnomes wrote:
> and I think you effectively have the user usage covered here for such
> things. It much like GPIO pins - we can describe them but we can also
> declare they are not visible to the user.
A missing element in mainline is a kind
On Thu, Jan 15, 2015 at 10:34:39AM -0600, atull wrote:
> This is great! The way I had it working was using Pantelis' devicetree
> configfs interface.
I figured you were very close to this already in your overlay work..
> The DT fragment described the FPGA logic and included a filename
> for fi
On Thu, Jan 15, 2015 at 08:45:02PM +, One Thousand Gnomes wrote:
> > - Hand over to a DT overlay (how does this work?) Lock transfers
> > from FD to kernel
>
> That bit isn't stateful so I would actually have expected something in
> the kernel ABI along the lines of
>
>request
On Mon, Jun 17, 2019 at 10:33:42AM +0200, Christoph Hellwig wrote:
> > drivers/infiniband/hw/cxgb4/qp.c
> >129 static int alloc_host_sq(struct c4iw_rdev *rdev, struct t4_sq *sq)
> >130 {
> >131 sq->queue = dma_alloc_coherent(&(rdev->lldi.pdev->dev),
> > sq->memsize,
> >1
fix race condition between
> mmget_not_zero()/get_task_mm() and core dumping")'
>
> Thanks to Jason for pointing this.
>
> Signed-off-by: Ajay Kaher
> ---
> drivers/infiniband/hw/mlx4/main.c | 4 +++-
> drivers/infiniband/hw/mlx5/main.c | 3 +++
> 2 files change
On Fri, May 25, 2018 at 05:32:52PM -0700, Greg Thelen wrote:
> On Fri, May 25, 2018 at 2:32 PM Arnd Bergmann wrote:
>
> > Several subsystems depend on INFINIBAND_ADDR_TRANS, which in turn depends
> > on INFINIBAND. However, when with CONFIG_INIFIBAND=m, this leads to a
> > link error when another
On Fri, May 25, 2018 at 11:29:59PM +0200, Arnd Bergmann wrote:
> Several subsystems depend on INFINIBAND_ADDR_TRANS, which in turn depends
> on INFINIBAND. However, when with CONFIG_INIFIBAND=m, this leads to a
> link error when another driver using it is built-in. The
> INFINIBAND_ADDR_TRANS depen
On Thu, Apr 27, 2017 at 08:53:38AM +0200, Christoph Hellwig wrote:
> > The main difficulty we
> > have now is that neither of those functions are expected to fail and we
> > need them to be able to in cases where the page doesn't map to system
> > RAM. This patch series is trying to address it for
On Thu, Apr 27, 2017 at 02:19:24PM -0600, Logan Gunthorpe wrote:
>
>
> On 26/04/17 01:37 AM, Roger Pau Monné wrote:
> > On Tue, Apr 25, 2017 at 12:21:02PM -0600, Logan Gunthorpe wrote:
> >> Straightforward conversion to the new helper, except due to the lack
> >> of error path, we have to use SG_
On Thu, Apr 27, 2017 at 03:53:37PM -0600, Logan Gunthorpe wrote:
> On 27/04/17 02:53 PM, Jason Gunthorpe wrote:
> > blkfront is one of the drivers I looked at, and it appears to only be
> > memcpying with the bvec_data pointer, so I wonder why it does not use
> > sg_
On Thu, Apr 27, 2017 at 05:03:45PM -0600, Logan Gunthorpe wrote:
>
>
> On 27/04/17 04:11 PM, Jason Gunthorpe wrote:
> > On Thu, Apr 27, 2017 at 03:53:37PM -0600, Logan Gunthorpe wrote:
> > Well, that is in the current form, with more users it would make sense
> > to o
On Tue, Dec 01, 2015 at 03:38:13PM -0500, Jubin John wrote:
> From: Kaike Wan
>
> This patch fixes a few incorrect header file comments in qp.h
FWIW, within drivers/infiniband we've been moving these comments
to the implementation, not the function prototype.
Jason
_
On Fri, Jul 17, 2015 at 10:51:10AM -0500, at...@opensource.altera.com wrote:
> From: Alan Tull
>
> This patchset adds two chunks plus documentation:
> * fpga manager core: exports ABI functions that write an image to a FPGA
> * DT Overlay support: simple-fpga-bus to handle FPGA from a DT overla
On Fri, Jul 17, 2015 at 09:49:13PM +0200, Steffen Trumtrar wrote:
> What you are describing here is a virtual bus, that is not existing on
> at least the Socfpga, right?
I wouldn't get too hung up on bus or not bus, the HW these days
doesn't even use busses.
For AXI systems, which is all the ARM
On Wed, Jul 22, 2015 at 03:32:32PM -0500, atull wrote:
> I looked some more; I don't see a simple way of deferring probing until
> after the filesystem is loaded (so that the image file would be
> available), late_initcall is still not late enough.
That seems weird, are you saying you can't use
On Thu, Jul 23, 2015 at 02:55:52PM -0700, Moritz Fischer wrote:
> Hi Alan,
>
> I saw that your socfpga driver doesn't support the partial reconfig
> use case (not a big deal).
> What I currently do for Zynq is if I'm doing a non-partial reconfig is
> that I disable input
> level shifters and asser
;>
> >>> On Jan 15, 2015, at 22:45 , One Thousand Gnomes
> >>> wrote:
> >>>
> >>> On Thu, 15 Jan 2015 11:47:26 -0700
> >>> Jason Gunthorpe wrote:
> >>>> It is a novel idea, my concern would be that embedding t
On Sun, Feb 15, 2015 at 11:40:06PM +0100, Pavel Machek wrote:
> > So keeping that much memory pinned in the kernel when I can prove it
> > is uncessary for my system (either because there is no suspend/resume
> > possibility, or because I know the CPU can always access the
> > filesytem) is very u
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