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Update my_malloc.c #7

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4 changes: 3 additions & 1 deletion lesson6/my_malloc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -201,6 +201,7 @@ void* my_malloc(size_t size) {
size_t buffer_size = 4096;
simple_metadata_t* metadata =
(simple_metadata_t*)mmap_from_system(buffer_size);
// ALEXNOTE: no error checking - I understand this was the case in the sample code as well
metadata->size = buffer_size - sizeof(simple_metadata_t);
metadata->next = NULL;
// Add the memory region to the free list.
Expand Down Expand Up @@ -240,6 +241,7 @@ void* my_malloc(size_t size) {
// This is called every time an object is freed. You are not allowed to use
// any library functions other than mmap_from_system / munmap_to_system.
void my_free(void* ptr) { simple_free(ptr); }
// ALEXNOTE: food for thought: was there any way to optimize my_free() ?

////////////////////////////////////////////////////////////////////////////////

Expand Down Expand Up @@ -555,4 +557,4 @@ int main(int argc, char** argv) {
test();
run_challenges();
return 0;
}
}