christoph/lecture-operating-system-development
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use DEBUG in more places

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This commit is contained in:
churl
2022-05-23 12:20:29 +02:00
parent d6d071d6fd
commit cc35dda947
6 changed files with 46 additions and 50 deletions
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10
c_os/kernel/allocator/TreeAllocator.cc
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@ -14,7 +14,7 @@ void TreeAllocator::init() {
this->free_start->next = (list_block_t*)this->free_start;
this->free_start->previous = (list_block_t*)this->free_start;
kout << "Initialized Tree Allocator" << endl;
if (DEBUG) kout << "Initialized Tree Allocator" << endl;
}
void TreeAllocator::dump_free_memory() {
@ -33,7 +33,7 @@ void TreeAllocator::dump_free_memory(tree_block_t* node) {
}
void* TreeAllocator::alloc(unsigned int req_size) {
kout << "Requested " << dec << req_size << " Bytes" << endl;
if (DEBUG) kout << "Requested " << dec << req_size << " Bytes" << endl;
// Round to word borders + tree_block size
unsigned int rreq_size = req_size;
@ -52,12 +52,12 @@ void* TreeAllocator::alloc(unsigned int req_size) {
// Finds smallest block that is large enough
tree_block_t* best_fit = this->rbt_search_bestfit(rreq_size);
if (best_fit == NULL) {
kout << " - No block found" << endl;
if (DEBUG) kout << " - No block found" << endl;
return NULL;
}
if (best_fit->allocated) {
// Something went really wrong
kout << " - Block already allocated :(" << endl;
if (DEBUG) kout << " - Block already allocated :(" << endl;
return NULL;
}
best_fit->allocated = true;
@ -88,7 +88,7 @@ void* TreeAllocator::alloc(unsigned int req_size) {
}
void TreeAllocator::free(void* ptr) {
kout << "Freeing " << hex << (unsigned int)ptr << endl;
if (DEBUG) kout << "Freeing " << hex << (unsigned int)ptr << endl;
list_block_t* block = (list_block_t*)((char*)ptr - sizeof(list_block_t));
if (!block->allocated) {