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This commit is contained in:
Matthew Parkinson
2020-02-04 10:24:57 +00:00
parent 4b175fceeb
commit bad94e80d3
7 changed files with 15 additions and 15 deletions
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3
src/mem/alloc.h
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@@ -1070,8 +1070,7 @@ namespace snmalloc
bool was_full = super->is_full();
SlabList* sl = &small_classes[sizeclass];
Slab* slab = Metaslab::get_slab(p);
Superslab::Action a =
slab->dealloc_slow(sl, super, p);
Superslab::Action a = slab->dealloc_slow(sl, super, p);
if (likely(a == Superslab::NoSlabReturn))
return;
stats().sizeclass_dealloc_slab(sizeclass);

11
src/mem/largealloc.h
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@@ -124,7 +124,7 @@ namespace snmalloc
void push_space(address_t start, size_t large_class)
{
void * p = pointer_cast<void>(start);
void* p = pointer_cast<void>(start);
if (large_class > 0)
PAL::template notify_using<YesZero>(p, OS_PAGE_SIZE);
else
@@ -249,7 +249,7 @@ namespace snmalloc
PAL::notify_not_using(pointer_cast<void>(end), p1 - end);
}
for (; end < bits::align_down(p1,align); end += size)
for (; end < bits::align_down(p1, align); end += size)
{
push_space(end, large_class);
}
@@ -409,13 +409,14 @@ namespace snmalloc
}
// Cross-reference largealloc's alloc() decommitted condition.
if ((decommit_strategy != DecommitNone)
&& (large_class != 0 || decommit_strategy == DecommitSuper))
if (
(decommit_strategy != DecommitNone) &&
(large_class != 0 || decommit_strategy == DecommitSuper))
{
size_t rsize = bits::one_at_bit(SUPERSLAB_BITS) << large_class;
memory_provider.notify_not_using(
pointer_offset(p, OS_PAGE_SIZE), rsize - OS_PAGE_SIZE);
pointer_offset(p, OS_PAGE_SIZE), rsize - OS_PAGE_SIZE);
}
stats.superslab_push();

4
src/mem/slab.h
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@@ -178,8 +178,8 @@ namespace snmalloc
// This does not need to remove the "use" as done by the fast path.
// Returns a complex return code for managing the superslab meta data.
// i.e. This deallocation could make an entire superslab free.
SNMALLOC_SLOW_PATH typename Superslab::Action dealloc_slow(
SlabList* sl, Superslab* super, void* p)
SNMALLOC_SLOW_PATH typename Superslab::Action
dealloc_slow(SlabList* sl, Superslab* super, void* p)
{
Metaslab& meta = super->get_meta(this);

5
src/mem/superslab.h
View File

@@ -84,7 +84,7 @@ namespace snmalloc
{
if (kind != Fresh)
{
// If this wasn't previously Fresh, we need to zero some things.
// If this wasn't previously Fresh, we need to zero some things.
used = 0;
for (size_t i = 0; i < SLAB_COUNT; i++)
{
@@ -105,7 +105,8 @@ namespace snmalloc
{
curr = (curr + meta[curr].next + 1) & (SLAB_COUNT - 1);
}
if (curr != 0) abort();
if (curr != 0)
abort();
for (size_t i = 0; i < SLAB_COUNT; i++)
{