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Tidy up extent quantization.

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Remove obsolete unit test scaffolding for extent quantization.  Remove
redundant assertions.  Add an assertion to
extents_first_best_fit_locked() that should help prevent aligned
allocation regressions.
This commit is contained in:
Jason Evans
2017-02-26 12:48:43 -08:00
parent d727596bcb
commit 079b8bee37
2 changed files with 5 additions and 25 deletions
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26
src/extent.c
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@@ -118,9 +118,8 @@ extent_hooks_assure_initialized(arena_t *arena,
}
}
#ifdef JEMALLOC_JET
#undef extent_size_quantize_floor
#define extent_size_quantize_floor JEMALLOC_N(n_extent_size_quantize_floor)
#ifndef JEMALLOC_JET
static
#endif
size_t
extent_size_quantize_floor(size_t size) {
@@ -130,9 +129,6 @@ extent_size_quantize_floor(size_t size) {
assert(size > 0);
assert((size & PAGE_MASK) == 0);
assert(size != 0);
assert(size == PAGE_CEILING(size));
pind = psz2ind(size - large_pad + 1);
if (pind == 0) {
/*
@@ -147,16 +143,9 @@ extent_size_quantize_floor(size_t size) {
assert(ret <= size);
return ret;
}
#ifdef JEMALLOC_JET
#undef extent_size_quantize_floor
#define extent_size_quantize_floor JEMALLOC_N(extent_size_quantize_floor)
extent_size_quantize_t *extent_size_quantize_floor =
JEMALLOC_N(n_extent_size_quantize_floor);
#endif
#ifdef JEMALLOC_JET
#undef extent_size_quantize_ceil
#define extent_size_quantize_ceil JEMALLOC_N(n_extent_size_quantize_ceil)
#ifndef JEMALLOC_JET
static
#endif
size_t
extent_size_quantize_ceil(size_t size) {
@@ -180,12 +169,6 @@ extent_size_quantize_ceil(size_t size) {
}
return ret;
}
#ifdef JEMALLOC_JET
#undef extent_size_quantize_ceil
#define extent_size_quantize_ceil JEMALLOC_N(extent_size_quantize_ceil)
extent_size_quantize_t *extent_size_quantize_ceil =
JEMALLOC_N(n_extent_size_quantize_ceil);
#endif
/* Generate pairing heap functions. */
ph_gen(, extent_heap_, extent_heap_t, extent_t, ph_link, extent_snad_comp)
@@ -258,6 +241,7 @@ extents_first_best_fit_locked(tsdn_t *tsdn, arena_t *arena, extents_t *extents,
for (pszind_t i = pind; i < NPSIZES+1; i++) {
extent_t *extent = extent_heap_first(&extents->heaps[i]);
if (extent != NULL) {
assert(extent_size_get(extent) >= size);
return extent;
}
}