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Remove alloc_buffer_area

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This commit is contained in:
Vitaliy Filippov
2025-11-23 19:07:43 +03:00
parent bf180f5292
commit 4d649b1726
2 changed files with 0 additions and 53 deletions
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src/blockstore/blockstore_heap.cpp
-51
View File
@@ -150,45 +150,6 @@ bool multilist_alloc_t::is_free(uint32_t pos)
return nexts[pos] > 0;
}
uint32_t multilist_alloc_t::allocate(uint32_t size)
{
assert(size > 0);
assert(size <= maxn);
for (uint32_t i = size-1; i < maxn; i++)
{
if (heads[i])
{
uint32_t res = heads[i]-1;
assert(nexts[res] >= 1);
heads[i] = nexts[res]-1;
uint32_t area = sizes[res];
assert(area >= size);
if (area == size)
{
nexts[res] = 0;
}
else
{
uint32_t ni = area-size;
ni = (ni < maxn ? ni : maxn)-1;
sizes[res+size-1] = -size;
sizes[res] = size;
sizes[res+size-1] = -area+size;
sizes[res+size] = area-size;
nexts[res+size] = heads[ni]+1;
prevs[heads[ni]-1] = res+size+1;
assert(!prevs[res+size]);
heads[ni] = res+size+1;
}
#ifdef MULTILIST_TEST
print();
#endif
return res;
}
}
return UINT32_MAX;
}
uint32_t multilist_alloc_t::find(uint32_t size)
{
assert(size > 0);
@@ -1833,18 +1794,6 @@ bool blockstore_heap_t::is_buffer_area_free(uint64_t location, uint64_t size)
return buffer_alloc->is_free(location / dsk->bitmap_granularity);
}
uint64_t blockstore_heap_t::alloc_buffer_area(inode_t inode, uint64_t size)
{
assert(!(size % dsk->bitmap_granularity));
uint32_t res = buffer_alloc->allocate(size / dsk->bitmap_granularity);
if (res == UINT32_MAX)
{
return UINT64_MAX;
}
buffer_area_used_space += size;
return res * dsk->bitmap_granularity;
}
void blockstore_heap_t::use_buffer_area(inode_t inode, uint64_t location, uint64_t size)
{
assert(!(size % dsk->bitmap_granularity));
src/blockstore/blockstore_heap.h
-2
View File
@@ -104,7 +104,6 @@ struct multilist_alloc_t
multilist_alloc_t(uint32_t count, uint32_t maxn);
bool is_free(uint32_t pos);
uint32_t allocate(uint32_t size);
uint32_t find(uint32_t size);
void use_full(uint32_t pos);
void use(uint32_t pos, uint32_t size);
@@ -238,7 +237,6 @@ public:
// buffer device allocator functions
uint64_t find_free_buffer_area(uint64_t size);
bool is_buffer_area_free(uint64_t location, uint64_t size);
uint64_t alloc_buffer_area(inode_t inode, uint64_t size);
void use_buffer_area(inode_t inode, uint64_t location, uint64_t size);
void free_buffer_area(inode_t inode, uint64_t location, uint64_t size);
uint64_t get_buffer_area_used_space();