Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-07-17 Thread Mark Brown
On Mon, Jul 17, 2023 at 03:55:50PM +, Edgecombe, Rick P wrote: > On Fri, 2023-07-14 at 23:57 +0100, Mark Brown wrote: > > The same issue seems to apply with the version that was in -next > > based > > on v6.4-rc4 too. > The version in your branch is not the same as the version in tip (which

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-07-17 Thread Edgecombe, Rick P
On Fri, 2023-07-14 at 23:57 +0100, Mark Brown wrote: > On Mon, Jun 12, 2023 at 05:10:27PM -0700, Rick Edgecombe wrote: > > The x86 Shadow stack feature includes a new type of memory called > > shadow > > stack. This shadow stack memory has some unusual properties, which > > requires > > some core

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-07-14 Thread Mark Brown
On Mon, Jun 12, 2023 at 05:10:27PM -0700, Rick Edgecombe wrote: > The x86 Shadow stack feature includes a new type of memory called shadow > stack. This shadow stack memory has some unusual properties, which requires > some core mm changes to function properly. This seems to break

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread Edgecombe, Rick P
On Tue, 2023-06-13 at 09:19 +0200, Geert Uytterhoeven wrote: > Acked-by: Geert Uytterhoeven Thanks!

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread Edgecombe, Rick P
On Tue, 2023-06-13 at 10:43 +0300, Mike Rapoport wrote: > On Mon, Jun 12, 2023 at 05:10:27PM -0700, Rick Edgecombe wrote: > > The x86 Shadow stack feature includes a new type of memory called > > shadow > > stack. This shadow stack memory has some unusual properties, which > > requires > > some

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread Edgecombe, Rick P
On Tue, 2023-06-13 at 14:26 +0200, David Hildenbrand wrote: > > Acked-by: David Hildenbrand Thanks!

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread David Hildenbrand
On 13.06.23 02:10, Rick Edgecombe wrote: The x86 Shadow stack feature includes a new type of memory called shadow stack. This shadow stack memory has some unusual properties, which requires some core mm changes to function properly. One of these unusual properties is that shadow stack memory is

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread Mike Rapoport
On Mon, Jun 12, 2023 at 05:10:27PM -0700, Rick Edgecombe wrote: > The x86 Shadow stack feature includes a new type of memory called shadow > stack. This shadow stack memory has some unusual properties, which requires > some core mm changes to function properly. > > One of these unusual properties

Re: [PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-13 Thread Geert Uytterhoeven
On Tue, Jun 13, 2023 at 2:13 AM Rick Edgecombe wrote: > The x86 Shadow stack feature includes a new type of memory called shadow > stack. This shadow stack memory has some unusual properties, which requires > some core mm changes to function properly. > > One of these unusual properties is that

[PATCH v9 01/42] mm: Rename arch pte_mkwrite()'s to pte_mkwrite_novma()

2023-06-12 Thread Rick Edgecombe
The x86 Shadow stack feature includes a new type of memory called shadow stack. This shadow stack memory has some unusual properties, which requires some core mm changes to function properly. One of these unusual properties is that shadow stack memory is writable, but only in limited ways. These