On Wed, Apr 10, 2019 at 09:18:50AM +0800, Huang Shijie wrote:
> On Tue, Apr 09, 2019 at 01:23:16PM -0700, Ira Weiny wrote:
> > On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > > On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > > > On Mon, Apr 08, 2019 at
On Wed, Apr 10, 2019 at 09:20:36AM +0800, Huang Shijie wrote:
> On Tue, Apr 09, 2019 at 02:55:31PM +, Weiny, Ira wrote:
> > > On Tue, Apr 09, 2019 at 11:04:18AM +0800, Huang Shijie wrote:
> > > > On Mon, Apr 08, 2019 at 07:49:29PM -0700, Matthew Wilcox wrote:
> > > > > On Tue, Apr 09, 2019 at
On Tue, Apr 09, 2019 at 02:55:31PM +, Weiny, Ira wrote:
> > On Tue, Apr 09, 2019 at 11:04:18AM +0800, Huang Shijie wrote:
> > > On Mon, Apr 08, 2019 at 07:49:29PM -0700, Matthew Wilcox wrote:
> > > > On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > > > > On Mon, Apr 08, 2019
On Tue, Apr 09, 2019 at 01:23:16PM -0700, Ira Weiny wrote:
> On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > > On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> > > > When CONFIG_HAVE_GENERIC_GUP is
On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> > > When CONFIG_HAVE_GENERIC_GUP is defined, the kernel will use its own
> > > get_user_pages_fast().
> On Tue, Apr 09, 2019 at 11:04:18AM +0800, Huang Shijie wrote:
> > On Mon, Apr 08, 2019 at 07:49:29PM -0700, Matthew Wilcox wrote:
> > > On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > > > On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > > > > On Mon, Apr 08,
On Tue, Apr 09, 2019 at 11:04:18AM +0800, Huang Shijie wrote:
> On Mon, Apr 08, 2019 at 07:49:29PM -0700, Matthew Wilcox wrote:
> > On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > > On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > > > On Mon, Apr 08, 2019 at
On Mon, Apr 08, 2019 at 07:49:29PM -0700, Matthew Wilcox wrote:
> On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> > On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > > On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> > > > The root cause is that
On Tue, Apr 09, 2019 at 09:08:33AM +0800, Huang Shijie wrote:
> On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> > On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> > > The root cause is that sg_alloc_table_from_pages() requires the
> > > page order to keep the same
On Mon, Apr 08, 2019 at 07:13:13AM -0700, Matthew Wilcox wrote:
> On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> > When CONFIG_HAVE_GENERIC_GUP is defined, the kernel will use its own
> > get_user_pages_fast().
> >
> > In the following scenario, we will may meet the bug in the
On Mon, Apr 08, 2019 at 10:37:45AM +0800, Huang Shijie wrote:
> When CONFIG_HAVE_GENERIC_GUP is defined, the kernel will use its own
> get_user_pages_fast().
>
> In the following scenario, we will may meet the bug in the DMA case:
> .
>
When CONFIG_HAVE_GENERIC_GUP is defined, the kernel will use its own
get_user_pages_fast().
In the following scenario, we will may meet the bug in the DMA case:
.
get_user_pages_fast(start,,, pages);
..
12 matches
Mail list logo