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kernel/vm: Add some more ASSERT_WRITE_LOCKED assertions.

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Augustin Cavalier
2026-06-18 18:06:09 -04:00
parent 40c254f71c
commit 2e98b42157
1 changed files with 12 additions and 0 deletions
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src/system/kernel/vm/VMUserAddressSpace.cpp
+12
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@@ -259,6 +259,8 @@ status_t
VMUserAddressSpace::ResizeArea(VMArea* _area, size_t newSize, VMUserAddressSpace::ResizeArea(VMArea* _area, size_t newSize,
uint32 allocationFlags) uint32 allocationFlags)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
VMUserArea* area = static_cast<VMUserArea*>(_area); VMUserArea* area = static_cast<VMUserArea*>(_area);
const addr_t oldEnd = area->Base() + (area->Size() - 1); const addr_t oldEnd = area->Base() + (area->Size() - 1);
@@ -316,6 +318,8 @@ status_t
VMUserAddressSpace::ShrinkAreaHead(VMArea* area, size_t size, VMUserAddressSpace::ShrinkAreaHead(VMArea* area, size_t size,
uint32 allocationFlags) uint32 allocationFlags)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
size_t oldSize = area->Size(); size_t oldSize = area->Size();
if (size == oldSize) if (size == oldSize)
return B_OK; return B_OK;
@@ -331,6 +335,8 @@ status_t
VMUserAddressSpace::ShrinkAreaTail(VMArea* area, size_t size, VMUserAddressSpace::ShrinkAreaTail(VMArea* area, size_t size,
uint32 allocationFlags) uint32 allocationFlags)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
size_t oldSize = area->Size(); size_t oldSize = area->Size();
if (size == oldSize) if (size == oldSize)
return B_OK; return B_OK;
@@ -346,6 +352,8 @@ VMUserAddressSpace::ReserveAddressRange(size_t size,
const virtual_address_restrictions* addressRestrictions, const virtual_address_restrictions* addressRestrictions,
uint32 flags, uint32 allocationFlags, void** _address) uint32 flags, uint32 allocationFlags, void** _address)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
// check to see if this address space has entered DELETE state // check to see if this address space has entered DELETE state
if (fDeleting) { if (fDeleting) {
// okay, someone is trying to delete this address space now, so we // okay, someone is trying to delete this address space now, so we
@@ -377,6 +385,8 @@ status_t
VMUserAddressSpace::UnreserveAddressRange(addr_t address, size_t size, VMUserAddressSpace::UnreserveAddressRange(addr_t address, size_t size,
uint32 allocationFlags) uint32 allocationFlags)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
// check to see if this address space has entered DELETE state // check to see if this address space has entered DELETE state
if (fDeleting) { if (fDeleting) {
// okay, someone is trying to delete this address space now, so we can't // okay, someone is trying to delete this address space now, so we can't
@@ -410,6 +420,8 @@ VMUserAddressSpace::UnreserveAddressRange(addr_t address, size_t size,
void void
VMUserAddressSpace::UnreserveAllAddressRanges(uint32 allocationFlags) VMUserAddressSpace::UnreserveAllAddressRanges(uint32 allocationFlags)
{ {
ASSERT_WRITE_LOCKED_RW_LOCK(&fLock);
for (VMUserAreaTree::Iterator it = fAreas.GetIterator(); for (VMUserAreaTree::Iterator it = fAreas.GetIterator();
VMUserArea* area = it.Next();) { VMUserArea* area = it.Next();) {
if (area->id == RESERVED_AREA_ID) { if (area->id == RESERVED_AREA_ID) {