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Hide size class computation behind a layer of indirection.

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This class removes almost all the dependencies on size_classes.h, accessing the
data there only via the new module sc.h, which does not depend on any
configuration options.

In a subsequent commit, we'll remove the configure-time size class computations,
doing them at boot time, instead.
This commit is contained in:
David Goldblatt 2017-12-14 12:46:39 -08:00 • committed by David Goldblatt
parent fb924dd7bf
commit e904f813b4
46 changed files with 886 additions and 459 deletions
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4
src/extent_dss.c
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@ -154,7 +154,7 @@ extent_alloc_dss(tsdn_t *tsdn, arena_t *arena, void *new_addr, size_t size,
(uintptr_t)gap_addr_page;
if (gap_size_page != 0) {
extent_init(gap, arena, gap_addr_page,
gap_size_page, false, NSIZES,
gap_size_page, false, SC_NSIZES,
arena_extent_sn_next(arena),
extent_state_active, false, true, true);
}
@ -198,7 +198,7 @@ extent_alloc_dss(tsdn_t *tsdn, arena_t *arena, void *new_addr, size_t size,
extent_t extent;
extent_init(&extent, arena, ret, size,
size, false, NSIZES,
size, false, SC_NSIZES,
extent_state_active, false, true,
true);
if (extent_purge_forced_wrapper(tsdn,