mirrors/serenity
1
0
Fork 0
mirror of https://github.com/SerenityOS/serenity.git synced 2025-01-24 18:32:28 -05:00
Code Issues Projects Releases Packages Wiki Activity

LibJS: Include the cell size in HeapBlock mmap names

Browse source 
HeapBlocks now show up in SystemMonitor as "LibJS: HeapBlock(32)" :^)
This commit is contained in:
Andreas Kling 2020-03-21 13:12:16 +01:00
parent 00feef8642
commit 2a7dbac0c5
1 changed files with 4 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
Libraries/LibJS/Heap/HeapBlock.cpp
View file

@ -28,13 +28,16 @@
#include <AK/NonnullOwnPtr.h> #include <AK/NonnullOwnPtr.h>
#include <AK/kmalloc.h> #include <AK/kmalloc.h>
#include <LibJS/Heap/HeapBlock.h> #include <LibJS/Heap/HeapBlock.h>
#include <stdio.h>
#include <sys/mman.h> #include <sys/mman.h>
namespace JS { namespace JS {
NonnullOwnPtr<HeapBlock> HeapBlock::create_with_cell_size(Heap& heap, size_t cell_size) NonnullOwnPtr<HeapBlock> HeapBlock::create_with_cell_size(Heap& heap, size_t cell_size)
{ {
auto* block = (HeapBlock*)serenity_mmap(nullptr, block_size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0, block_size, "HeapBlock"); char name[64];
snprintf(name, sizeof(name), "LibJS: HeapBlock(%zu)", cell_size);
auto* block = (HeapBlock*)serenity_mmap(nullptr, block_size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0, block_size, name);
ASSERT(block != MAP_FAILED); ASSERT(block != MAP_FAILED);
new (block) HeapBlock(heap, cell_size); new (block) HeapBlock(heap, cell_size);
return NonnullOwnPtr<HeapBlock>(NonnullOwnPtr<HeapBlock>::Adopt, *block); return NonnullOwnPtr<HeapBlock>(NonnullOwnPtr<HeapBlock>::Adopt, *block);