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On Mon, Oct 28, 2019 at 05:10:25PM -0300, Jason Gunthorpe wrote: > From: Jason Gunthorpe <jgg at mellanox.com> > > DMA_SHARED_BUFFER can not be enabled by the user (it represents a library > set in the kernel). The kconfig convention is to use select for such > symbols so they are turned on implicitly when the user enables a kconfig...

Here's a patch from Jason Gunthorpe that looks generally useful. It's actually aimed at the Debian LDAP setup, so we can have a file generated from everyone's ssh_identity data, and still only allow each person to log in as themselves. Cheers, Phil. P.S. I hope the MIME inclusion survives, if not I'll put a copy here:...

On Sat, Aug 03, 2019 at 05:36:13PM -0400, Michael S. Tsirkin wrote: > On Fri, Aug 02, 2019 at 02:24:18PM -0300, Jason Gunthorpe wrote: > > On Fri, Aug 02, 2019 at 10:27:21AM -0400, Michael S. Tsirkin wrote: > > > On Fri, Aug 02, 2019 at 09:46:13AM -0300, Jason Gunthorpe wrote: > > > > On Fri, Aug 02, 2019 at 05:40:07PM +0800, Jason Wang wrote: > > > > > > This must be a proper b...

On Sat, Aug 03, 2019 at 05:36:13PM -0400, Michael S. Tsirkin wrote: > On Fri, Aug 02, 2019 at 02:24:18PM -0300, Jason Gunthorpe wrote: > > On Fri, Aug 02, 2019 at 10:27:21AM -0400, Michael S. Tsirkin wrote: > > > On Fri, Aug 02, 2019 at 09:46:13AM -0300, Jason Gunthorpe wrote: > > > > On Fri, Aug 02, 2019 at 05:40:07PM +0800, Jason Wang wrote: > > > > > > This must be a proper b...

On 2019/9/5 ??9:59, Jason Gunthorpe wrote: > On Thu, Sep 05, 2019 at 08:27:34PM +0800, Jason Wang wrote: >> Hi: >> >> Per request from Michael and Jason, the metadata accelreation is >> reverted in this version and rework in next version. >> >> Please review. >> >> Thanks >> &...

On 2019/9/5 ??9:59, Jason Gunthorpe wrote: > On Thu, Sep 05, 2019 at 08:27:34PM +0800, Jason Wang wrote: >> Hi: >> >> Per request from Michael and Jason, the metadata accelreation is >> reverted in this version and rework in next version. >> >> Please review. >> >> Thanks >> &...

On Wed, Oct 30, 2019 at 12:55:37PM -0400, Boris Ostrovsky wrote: > On 10/28/19 4:10 PM, Jason Gunthorpe wrote: > > From: Jason Gunthorpe <jgg at mellanox.com> > > > > gntdev simply wants to monitor a specific VMA for any notifier events, > > this can be done straightforwardly using mmu_range_notifier_insert() over > > the VMA's VA range. > > > > Th...

...---- > 2 files changed, 1 insertion(+), 37 deletions(-) Christoph, I guess you didn't mean to send this branch to the mailing list? In any event some of these, like this one, look obvious and I could still grab a few for hmm.git. Let me know what you'd like please Reviewed-by: Jason Gunthorpe <jgg at mellanox.com> Thanks, Jason

On 2019-10-28 4:10 p.m., Jason Gunthorpe wrote: > From: Jason Gunthorpe <jgg at mellanox.com> > > find_vma() must be called under the mmap_sem, reorganize this code to > do the vma check after entering the lock. > > Further, fix the unlocked use of struct task_struct's mm, instead use > the mm from hmm_mirr...

On Wed, Jul 31, 2019 at 09:29:28PM +0800, Jason Wang wrote: > > On 2019/7/31 ??8:41, Jason Gunthorpe wrote: > > On Wed, Jul 31, 2019 at 04:46:50AM -0400, Jason Wang wrote: > > > The vhost_set_vring_num_addr() could be called in the middle of > > > invalidate_range_start() and invalidate_range_end(). If we don't reset > > > invalidate_count after the un-registe...

On Tue, Apr 21, 2020 at 09:21:43PM -0300, Jason Gunthorpe wrote: > From: Jason Gunthorpe <jgg at mellanox.com> > > hmm_vma_walk->last is supposed to be updated after every write to the > pfns, so that it can be returned by hmm_range_fault(). However, this is > not done consistently. Fortunately nothing checks the return code of &...

On Thu, Jun 13, 2019 at 06:23:04PM -0700, John Hubbard wrote: > On 6/13/19 5:43 PM, Ira Weiny wrote: > > On Thu, Jun 13, 2019 at 07:58:29PM +0000, Jason Gunthorpe wrote: > >> On Thu, Jun 13, 2019 at 12:53:02PM -0700, Ralph Campbell wrote: > >>> > ... > >> Hum, so the only thing this config does is short circuit here: > >> > >> static inline bool is_device_public_page(const struct page *page) > >> {...

On Fri, Jun 28, 2019 at 10:08 AM Dan Williams <dan.j.williams at intel.com> wrote: > > On Fri, Jun 28, 2019 at 10:02 AM Jason Gunthorpe <jgg at mellanox.com> wrote: > > > > On Fri, Jun 28, 2019 at 09:27:44AM -0700, Dan Williams wrote: > > > On Fri, Jun 28, 2019 at 8:39 AM Jason Gunthorpe <jgg at mellanox.com> wrote: > > > > > > > > On Wed, Jun 26, 2019 at 02:27:15PM +0200, C...

...rm/amd/amdgpu/amdgpu_ttm.c | 6 ------ > drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 12 ------------ > 4 files changed, 2 insertions(+), 28 deletions(-) Felix, was this an effort to avoid the arch restriction on hmm or something? Also can't see why this was like this. Reviewed-by: Jason Gunthorpe <jgg at mellanox.com> Jason

On Thu, Jun 13, 2019 at 07:58:29PM +0000, Jason Gunthorpe wrote: > On Thu, Jun 13, 2019 at 12:53:02PM -0700, Ralph Campbell wrote: > > > > On 6/13/19 12:44 PM, Jason Gunthorpe wrote: > > > On Thu, Jun 13, 2019 at 11:43:21AM +0200, Christoph Hellwig wrote: > > > > The code hasn't been used since it was added to the...

On Fri, Jun 28, 2019 at 09:27:44AM -0700, Dan Williams wrote: > On Fri, Jun 28, 2019 at 8:39 AM Jason Gunthorpe <jgg at mellanox.com> wrote: > > > > On Wed, Jun 26, 2019 at 02:27:15PM +0200, Christoph Hellwig wrote: > > > The functionality is identical to the one currently open coded in > > > device-dax. > > > > > > Signed-off-by: Christoph Hellwig <h...

On 10/28/19 1:10 PM, Jason Gunthorpe wrote: > From: Jason Gunthorpe <jgg at mellanox.com> > > Now that we have KERNEL_HEADER_TEST all headers are generally compile > tested, so relying on makefile tricks to avoid compiling code that depends > on CONFIG_MMU_NOTIFIER is more annoying. > > Instead follow the...

...op the dependencies. > > Signed-off-by: Christoph Hellwig <hch at lst.de> > mm/Kconfig | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) Happy to see it, lets try to get this patch + the required parts of this series into linux-next to be really sure Reviewed-by: Jason Gunthorpe <jgg at mellanox.com> Thanks, Jason

On 01.11.19 19:26, Jason Gunthorpe wrote: > On Mon, Oct 28, 2019 at 05:10:25PM -0300, Jason Gunthorpe wrote: >> From: Jason Gunthorpe <jgg at mellanox.com> >> >> DMA_SHARED_BUFFER can not be enabled by the user (it represents a library >> set in the kernel). The kconfig convention is to use select f...

On 2019-06-13 3:43 a.m., Christoph Hellwig wrote: > Passing the actual typed structure leads to more understandable code > vs the actual references. Ha, ok, I originally suggested this to Dan when he introduced the callback[1]. Reviewed-by: Logan Gunthorpe <logang at deltatee.com> Logan [1] https://lore.kernel.org/lkml/8f0cae82-130f-8a64-cfbd-fda5fd76bb79 at deltatee.com/T/#u