* [to-be-updated] kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge.patch removed from -mm tree
@ 2026-03-27 23:05 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2026-03-27 23:05 UTC (permalink / raw)
To: mm-commits, surenb, akpm
The quilt patch titled
Subject: KVM: PPC: use vma_start_write_killable() in kvmppc_memslot_page_merge()
has been removed from the -mm tree. Its filename was
kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge.patch
This patch was dropped because an updated version will be issued
------------------------------------------------------
From: Suren Baghdasaryan <surenb@google.com>
Subject: KVM: PPC: use vma_start_write_killable() in kvmppc_memslot_page_merge()
Date: Thu, 26 Mar 2026 01:08:36 -0700
Replace vma_start_write() with vma_start_write_killable(), improving
reaction time to the kill signal. Replace vma_start_write() in
kvmppc_memslot_page_merge().
Link: https://lkml.kernel.org/r/20260326080836.695207-7-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Reviewed-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Barry Song <baohua@kernel.org>
Cc: Byungchul Park <byungchul@sk.com>
Cc: Christian Borntraeger <borntraeger@linux.ibm.com>
Cc: "Christophe Leroy (CS GROUP)" <chleroy@kernel.org>
Cc: Claudio Imbrenda <imbrenda@linux.ibm.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
Cc: Gregory Price <gourry@gourry.net>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: "Huang, Ying" <ying.huang@linux.alibaba.com>
Cc: Jann Horn <jannh@google.com>
Cc: Janosch Frank <frankja@linux.ibm.com>
Cc: Joshua Hahn <joshua.hahnjy@gmail.com>
Cc: Kees Cook <kees@kernel.org>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Nico Pache <npache@redhat.com>
Cc: Pedro Falcato <pfalcato@suse.de>
Cc: Rakie Kim <rakie.kim@sk.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/powerpc/kvm/book3s_hv_uvmem.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/arch/powerpc/kvm/book3s_hv_uvmem.c~kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge
+++ a/arch/powerpc/kvm/book3s_hv_uvmem.c
@@ -410,7 +410,10 @@ static int kvmppc_memslot_page_merge(str
ret = H_STATE;
break;
}
- vma_start_write(vma);
+ if (vma_start_write_killable(vma)) {
+ ret = H_STATE;
+ break;
+ }
/* Copy vm_flags to avoid partial modifications in ksm_madvise */
vm_flags = vma->vm_flags;
ret = ksm_madvise(vma, vma->vm_start, vma->vm_end,
_
Patches currently in -mm which might be from surenb@google.com are
a.patch
mm-vmscan-prevent-mglru-reclaim-from-pinning-address-space.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
* [to-be-updated] kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge.patch removed from -mm tree
@ 2026-03-31 18:29 Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2026-03-31 18:29 UTC (permalink / raw)
To: mm-commits, surenb, akpm
The quilt patch titled
Subject: KVM: PPC: use vma_start_write_killable() in kvmppc_memslot_page_merge()
has been removed from the -mm tree. Its filename was
kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge.patch
This patch was dropped because an updated version will be issued
------------------------------------------------------
From: Suren Baghdasaryan <surenb@google.com>
Subject: KVM: PPC: use vma_start_write_killable() in kvmppc_memslot_page_merge()
Date: Fri, 27 Mar 2026 13:54:57 -0700
Replace vma_start_write() with vma_start_write_killable(), improving
reaction time to the kill signal. Replace vma_start_write() in
kvmppc_memslot_page_merge().
Link: https://lkml.kernel.org/r/20260327205457.604224-7-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>
Reviewed-by: Lorenzo Stoakes (Oracle) <ljs@kernel.org>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Barry Song <baohua@kernel.org>
Cc: Byungchul Park <byungchul@sk.com>
Cc: Christian Borntraeger <borntraeger@linux.ibm.com>
Cc: Claudio Imbrenda <imbrenda@linux.ibm.com>
Cc: David Hildenbrand <david@kernel.org>
Cc: Dev Jain <dev.jain@arm.com>
Cc: Gerald Schaefer <gerald.schaefer@linux.ibm.com>
Cc: Gregory Price <gourry@gourry.net>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: "Huang, Ying" <ying.huang@linux.alibaba.com>
Cc: Jann Horn <jannh@google.com>
Cc: Janosch Frank <frankja@linux.ibm.com>
Cc: Joshua Hahn <joshua.hahnjy@gmail.com>
Cc: Kees Cook <kees@kernel.org>
Cc: Lance Yang <lance.yang@linux.dev>
Cc: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Matthew Brost <matthew.brost@intel.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Mike Rapoport <rppt@kernel.org>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Nico Pache <npache@redhat.com>
Cc: Pedro Falcato <pfalcato@suse.de>
Cc: Rakie Kim <rakie.kim@sk.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Zi Yan <ziy@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
arch/powerpc/kvm/book3s_hv_uvmem.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/arch/powerpc/kvm/book3s_hv_uvmem.c~kvm-ppc-use-vma_start_write_killable-in-kvmppc_memslot_page_merge
+++ a/arch/powerpc/kvm/book3s_hv_uvmem.c
@@ -410,7 +410,10 @@ static int kvmppc_memslot_page_merge(str
ret = H_STATE;
break;
}
- vma_start_write(vma);
+ if (vma_start_write_killable(vma)) {
+ ret = H_STATE;
+ break;
+ }
/* Copy vm_flags to avoid partial modifications in ksm_madvise */
vm_flags = vma->vm_flags;
ret = ksm_madvise(vma, vma->vm_start, vma->vm_end,
_
Patches currently in -mm which might be from surenb@google.com are
mm-vmscan-prevent-mglru-reclaim-from-pinning-address-space.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
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