diff options
Diffstat (limited to 'src/kernel')
| -rw-r--r-- | src/kernel/basesegment.C | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/kernel/basesegment.C b/src/kernel/basesegment.C index 79cf7ada8..0b4ad5969 100644 --- a/src/kernel/basesegment.C +++ b/src/kernel/basesegment.C @@ -117,12 +117,14 @@ int BaseSegment::_mmAllocBlock(MessageQueue* i_mq,void* i_va,uint64_t i_size, uint64_t l_vaddr = reinterpret_cast<uint64_t>(i_va); uint64_t l_blockSizeTotal = 0; iv_block->totalBlocksAlloc(l_blockSizeTotal); + //Verify input address and size falls within this segment's address range if (l_vaddr < this->getBaseAddress() || l_vaddr >= (this->getBaseAddress() + (1ull << SLBE_s)) || (l_blockSizeTotal + ALIGN_PAGE(i_size)) >= (1ull << SLBE_s) || (l_vaddr != ALIGN_PAGE_DOWN(l_vaddr))) { + printkd("_mmAllocBlock: Address %lX is not part of BaseSegment : baseaddr=%lX, totalblocks=%ld\n", l_vaddr, this->getBaseAddress(), l_blockSizeTotal); return -EINVAL; } @@ -135,8 +137,8 @@ int BaseSegment::_mmAllocBlock(MessageQueue* i_mq,void* i_va,uint64_t i_size, // block.. if so return error if (temp_block->isContained(l_vaddr)) { - printk("mmAllocBlock Address = %lx is already in a block\n",l_vaddr); - return -EINVAL; + printkd("_mmAllocBlock Address = %lx is already in a block\n",l_vaddr); + return -EALREADY; } temp_block = temp_block->iv_nextBlock; |
