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Fix small bug

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This commit is contained in:
Baptiste Wicht 2014-01-25 22:49:47 +01:00
parent accf794ed2
commit ce03dff9d6
1 changed files with 5 additions and 7 deletions
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12
kernel/src/shell.cpp
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@ -780,16 +780,14 @@ bool allocate_user_memory(scheduler::process_t& process, size_t address, size_t
} }
void clear_physical_memory(size_t memory, size_t pages){ void clear_physical_memory(size_t memory, size_t pages){
auto virt = virtual_allocator::allocate(1); auto virt = virtual_allocator::allocate(pages);
for(size_t page = 0; page < pages; ++page){ paging::map_pages(virt, memory, pages);
paging::map(virt, memory);
auto it = reinterpret_cast<uint64_t*>(virt); auto it = reinterpret_cast<uint64_t*>(virt);
std::fill_n(it, (pages * paging::PAGE_SIZE) / sizeof(uint64_t), 0); std::fill_n(it, (pages * paging::PAGE_SIZE) / sizeof(uint64_t), 0);
paging::unmap(virt); paging::unmap_pages(virt, pages);
}
//TODO virt should be deallocated //TODO virt should be deallocated
} }