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authorLinus Torvalds <torvalds@linux-foundation.org>2024-01-05 13:46:18 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-01-05 13:46:18 -0800
commit95c8a35f1c017327eab3b6a2ff5c04255737c856 (patch)
tree8c42682ffd21dc73c97c98507924efbb246c83cc /arch
parent0d3ac66ed81cb7c0aa78fceec9fb0dbe384992ed (diff)
parent7fba9420b726561966e1671004df60a08b39beb3 (diff)
Merge tag 'mm-hotfixes-stable-2024-01-05-11-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull misc mm fixes from Andrew Morton: "12 hotfixes. Two are cc:stable and the remainder either address post-6.7 issues or aren't considered necessary for earlier kernel versions" * tag 'mm-hotfixes-stable-2024-01-05-11-35' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: mm: shrinker: use kvzalloc_node() from expand_one_shrinker_info() mailmap: add entries for Mathieu Othacehe MAINTAINERS: change vmware.com addresses to broadcom.com arch/mm/fault: fix major fault accounting when retrying under per-VMA lock mm/mglru: skip special VMAs in lru_gen_look_around() MAINTAINERS: hand over hwpoison maintainership to Miaohe Lin MAINTAINERS: remove hugetlb maintainer Mike Kravetz mm: fix unmap_mapping_range high bits shift bug mm: memcg: fix split queue list crash when large folio migration mm: fix arithmetic for max_prop_frac when setting max_ratio mm: fix arithmetic for bdi min_ratio mm: align larger anonymous mappings on THP boundaries
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/mm/fault.c2
-rw-r--r--arch/powerpc/mm/fault.c2
-rw-r--r--arch/riscv/mm/fault.c2
-rw-r--r--arch/s390/mm/fault.c3
-rw-r--r--arch/x86/mm/fault.c2
5 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index 460d799e1296..55f6455a8284 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -607,6 +607,8 @@ static int __kprobes do_page_fault(unsigned long far, unsigned long esr,
goto done;
}
count_vm_vma_lock_event(VMA_LOCK_RETRY);
+ if (fault & VM_FAULT_MAJOR)
+ mm_flags |= FAULT_FLAG_TRIED;
/* Quick path to respond to signals */
if (fault_signal_pending(fault, regs)) {
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 9e49ede2bc1c..53335ae21a40 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -497,6 +497,8 @@ static int ___do_page_fault(struct pt_regs *regs, unsigned long address,
goto done;
}
count_vm_vma_lock_event(VMA_LOCK_RETRY);
+ if (fault & VM_FAULT_MAJOR)
+ flags |= FAULT_FLAG_TRIED;
if (fault_signal_pending(fault, regs))
return user_mode(regs) ? 0 : SIGBUS;
diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c
index 90d4ba36d1d0..081339ddf47e 100644
--- a/arch/riscv/mm/fault.c
+++ b/arch/riscv/mm/fault.c
@@ -304,6 +304,8 @@ void handle_page_fault(struct pt_regs *regs)
goto done;
}
count_vm_vma_lock_event(VMA_LOCK_RETRY);
+ if (fault & VM_FAULT_MAJOR)
+ flags |= FAULT_FLAG_TRIED;
if (fault_signal_pending(fault, regs)) {
if (!user_mode(regs))
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 249aefcf7c4e..ab4098886e56 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -337,6 +337,9 @@ static void do_exception(struct pt_regs *regs, int access)
return;
}
count_vm_vma_lock_event(VMA_LOCK_RETRY);
+ if (fault & VM_FAULT_MAJOR)
+ flags |= FAULT_FLAG_TRIED;
+
/* Quick path to respond to signals */
if (fault_signal_pending(fault, regs)) {
if (!user_mode(regs))
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index ab778eac1952..679b09cfe241 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -1370,6 +1370,8 @@ void do_user_addr_fault(struct pt_regs *regs,
goto done;
}
count_vm_vma_lock_event(VMA_LOCK_RETRY);
+ if (fault & VM_FAULT_MAJOR)
+ flags |= FAULT_FLAG_TRIED;
/* Quick path to respond to signals */
if (fault_signal_pending(fault, regs)) {