On Thu, 2023-10-12 at 10:40 +0200, David Hildenbrand wrote:
> On 12.10.23 07:53, Verma, Vishal L wrote:
> > On Mon, 2023-10-09 at 17:04 +0200, David Hildenbrand wrote:
> > > On 07.10.23 10:55, Huang, Ying wrote:
> > > > Vishal Verma writes:
>
<..>
> > +
> > + for (cur_start = start;
On 12.10.23 07:53, Verma, Vishal L wrote:
On Mon, 2023-10-09 at 17:04 +0200, David Hildenbrand wrote:
On 07.10.23 10:55, Huang, Ying wrote:
Vishal Verma writes:
@@ -2167,47 +2221,28 @@ static int __ref try_remove_memory(u64 start, u64 size)
if (rc)
return rc;
+
On Mon, 2023-10-09 at 17:04 +0200, David Hildenbrand wrote:
> On 07.10.23 10:55, Huang, Ying wrote:
> > Vishal Verma writes:
> >
> > > @@ -2167,47 +2221,28 @@ static int __ref try_remove_memory(u64 start, u64
> > > size)
> > > if (rc)
> > > return rc;
> > >
> > > +
On 07.10.23 00:01, Verma, Vishal L wrote:
On Fri, 2023-10-06 at 14:52 +0200, David Hildenbrand wrote:
On 05.10.23 20:31, Vishal Verma wrote:
<..>
@@ -2167,47 +2221,28 @@ static int __ref try_remove_memory(u64 start, u64 size)
if (rc)
return rc;
+
On 07.10.23 10:55, Huang, Ying wrote:
Vishal Verma writes:
The MHP_MEMMAP_ON_MEMORY flag for hotplugged memory is restricted to
'memblock_size' chunks of memory being added. Adding a larger span of
memory precludes memmap_on_memory semantics.
For users of hotplug such as kmem, large amounts
Vishal Verma writes:
> The MHP_MEMMAP_ON_MEMORY flag for hotplugged memory is restricted to
> 'memblock_size' chunks of memory being added. Adding a larger span of
> memory precludes memmap_on_memory semantics.
>
> For users of hotplug such as kmem, large amounts of memory might get
> added from
On Fri, 2023-10-06 at 14:52 +0200, David Hildenbrand wrote:
> On 05.10.23 20:31, Vishal Verma wrote:
> >
<..>
> > @@ -2167,47 +2221,28 @@ static int __ref try_remove_memory(u64 start, u64
> > size)
> > if (rc)
> > return rc;
> >
> > + mem_hotplug_begin();
> > +
>
On Thu, 2023-10-05 at 14:20 -0700, Dan Williams wrote:
> Vishal Verma wrote:
<..>
> >
> > --- a/mm/memory_hotplug.c
> > +++ b/mm/memory_hotplug.c
> > @@ -1380,6 +1380,44 @@ static bool mhp_supports_memmap_on_memory(unsigned
> > long size)
> > return
On 05.10.23 20:31, Vishal Verma wrote:
The MHP_MEMMAP_ON_MEMORY flag for hotplugged memory is restricted to
'memblock_size' chunks of memory being added. Adding a larger span of
memory precludes memmap_on_memory semantics.
For users of hotplug such as kmem, large amounts of memory might get
Vishal Verma wrote:
> The MHP_MEMMAP_ON_MEMORY flag for hotplugged memory is restricted to
> 'memblock_size' chunks of memory being added. Adding a larger span of
> memory precludes memmap_on_memory semantics.
>
> For users of hotplug such as kmem, large amounts of memory might get
> added from
The MHP_MEMMAP_ON_MEMORY flag for hotplugged memory is restricted to
'memblock_size' chunks of memory being added. Adding a larger span of
memory precludes memmap_on_memory semantics.
For users of hotplug such as kmem, large amounts of memory might get
added from the CXL subsystem. In some cases,
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