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Make dss non-optional, and fix an "arena.<i>.dss" mallctl bug.

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Make dss non-optional on all platforms which support sbrk(2).

Fix the "arena.<i>.dss" mallctl to return an error if "primary" or
"secondary" precedence is specified, but sbrk(2) is not supported.
This commit is contained in:
Jason Evans
2014-04-15 12:09:48 -07:00
parent 644d414bc9
commit 4d434adb14
13 changed files with 72 additions and 73 deletions
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6
src/ctl.c
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@@ -74,7 +74,6 @@ CTL_PROTO(thread_allocatedp)
CTL_PROTO(thread_deallocated)
CTL_PROTO(thread_deallocatedp)
CTL_PROTO(config_debug)
CTL_PROTO(config_dss)
CTL_PROTO(config_fill)
CTL_PROTO(config_lazy_lock)
CTL_PROTO(config_mremap)
@@ -213,7 +212,6 @@ static const ctl_named_node_t thread_node[] = {
static const ctl_named_node_t config_node[] = {
{NAME("debug"), CTL(config_debug)},
{NAME("dss"), CTL(config_dss)},
{NAME("fill"), CTL(config_fill)},
{NAME("lazy_lock"), CTL(config_lazy_lock)},
{NAME("mremap"), CTL(config_mremap)},
@@ -1136,7 +1134,6 @@ label_return:
/******************************************************************************/
CTL_RO_BOOL_CONFIG_GEN(config_debug)
CTL_RO_BOOL_CONFIG_GEN(config_dss)
CTL_RO_BOOL_CONFIG_GEN(config_fill)
CTL_RO_BOOL_CONFIG_GEN(config_lazy_lock)
CTL_RO_BOOL_CONFIG_GEN(config_mremap)
@@ -1356,8 +1353,7 @@ arena_i_dss_ctl(const size_t *mib, size_t miblen, void *oldp, size_t *oldlenp,
arena_t *arena = arenas[arena_ind];
if (arena != NULL) {
dss_prec_old = arena_dss_prec_get(arena);
arena_dss_prec_set(arena, dss_prec);
err = false;
err = arena_dss_prec_set(arena, dss_prec);
} else
err = true;
} else {