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Delete redundant code 

Change-Id: Id75a1b146766f448838afc80ad11cfd9d990e94e
This commit is contained in:
Haryslee 2021-04-30 10:21:49 +08:00
parent 2fb1f0e77c
commit 022768ab58
2 changed files with 3 additions and 36 deletions
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6
arch/arm/arm/src/los_arch_mmu.c
View File

@ -892,9 +892,9 @@ STATIC VOID OsSetKSectionAttr(UINTPTR virtAddr, BOOL uncached)
length = sizeof(mmuKernelMappings) / sizeof(LosArchMmuInitMapping); length = sizeof(mmuKernelMappings) / sizeof(LosArchMmuInitMapping);
for (i = 0; i < length; i++) { for (i = 0; i < length; i++) {
kernelMap = &mmuKernelMappings[i]; kernelMap = &mmuKernelMappings[i];
if (uncached) { if (uncached) {
flags |= VM_MAP_REGION_FLAG_UNCACHED; kernelMap->flags |= VM_MAP_REGION_FLAG_UNCACHED;
} }
status = LOS_ArchMmuMap(&kSpace->archMmu, kernelMap->virt, kernelMap->phys, status = LOS_ArchMmuMap(&kSpace->archMmu, kernelMap->virt, kernelMap->phys,
kernelMap->size >> MMU_DESCRIPTOR_L2_SMALL_SHIFT, kernelMap->flags); kernelMap->size >> MMU_DESCRIPTOR_L2_SMALL_SHIFT, kernelMap->flags);
if (status != (kernelMap->size >> MMU_DESCRIPTOR_L2_SMALL_SHIFT)) { if (status != (kernelMap->size >> MMU_DESCRIPTOR_L2_SMALL_SHIFT)) {

33
kernel/base/vm/los_vm_map.c
View File

@ -238,34 +238,6 @@ STATIC BOOL OsVmSpaceParamCheck(LosVmSpace *vmSpace)
return TRUE; return TRUE;
} }
LosVmMapRegion *OsShareRegionClone(LosVmMapRegion *oldRegion)
{
/* no need to create vm object */
LosVmMapRegion *newRegion = LOS_MemAlloc(m_aucSysMem0, sizeof(LosVmMapRegion));
if (newRegion == NULL) {
VM_ERR("malloc new region struct failed.");
return NULL;
}
/* todo: */
*newRegion = *oldRegion;
return newRegion;
}
LosVmMapRegion *OsPrivateRegionClone(LosVmMapRegion *oldRegion)
{
/* need to create vm object */
LosVmMapRegion *newRegion = LOS_MemAlloc(m_aucSysMem0, sizeof(LosVmMapRegion));
if (newRegion == NULL) {
VM_ERR("malloc new region struct failed.");
return NULL;
}
/* todo: */
*newRegion = *oldRegion;
return newRegion;
}
STATUS_T LOS_VmSpaceClone(LosVmSpace *oldVmSpace, LosVmSpace *newVmSpace) STATUS_T LOS_VmSpaceClone(LosVmSpace *oldVmSpace, LosVmSpace *newVmSpace)
{ {
LosVmMapRegion *oldRegion = NULL; LosVmMapRegion *oldRegion = NULL;
@ -840,11 +812,6 @@ STATUS_T OsIsRegionCanExpand(LosVmSpace *space, LosVmMapRegion *region, size_t s
return LOS_NOK; return LOS_NOK;
} }
/* if next node is head, then we can expand */
if (OsIsVmRegionEmpty(space) == TRUE) {
return LOS_OK;
}
nextRegion = (LosVmMapRegion *)LOS_RbSuccessorNode(&space->regionRbTree, &region->rbNode); nextRegion = (LosVmMapRegion *)LOS_RbSuccessorNode(&space->regionRbTree, &region->rbNode);
/* if the gap is larger than size, then we can expand */ /* if the gap is larger than size, then we can expand */
if ((nextRegion != NULL) && ((nextRegion->range.base - region->range.base) >= size)) { if ((nextRegion != NULL) && ((nextRegion->range.base - region->range.base) >= size)) {