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Fix RGENGC CHECK MODE >= 4

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[A previous commit](b59077eecf) removes some macro definitions that are used when RGENGC_CHECK_MODE >=4 because they were using data stored against objspace, which is not ractor safe

This commit reinstates those macro definitions, using the current ractor

Co-authored-by: peterzhu2118 <peter@peterzhu.ca>
This commit is contained in:
Matt Valentine-House 2021-01-14 21:33:02 +00:00 committed by Aaron Patterson
parent ed6dc066b6
commit 479e4d13cb
Notes: git 2021-01-27 01:18:31 +09:00 
Merged: https://github.com/ruby/ruby/pull/4074
1 changed files with 7 additions and 2 deletions
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9
gc.c
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@ -6729,12 +6729,17 @@ allrefs_roots_i(VALUE obj, void *ptr)
push_mark_stack(&data->mark_stack, obj);
}
}
#define PUSH_MARK_FUNC_DATA(v) do { \
struct gc_mark_func_data_struct *prev_mark_func_data = GET_RACTOR()->mfd; \
GET_RACTOR()->mfd = (v);
#define POP_MARK_FUNC_DATA() GET_RACTOR()->mfd = prev_mark_func_data;} while (0)
static st_table *
objspace_allrefs(rb_objspace_t *objspace)
{
struct allrefs data;
struct mark_func_data_struct mfd;
struct gc_mark_func_data_struct mfd;
VALUE obj;
int prev_dont_gc = dont_gc_val();
dont_gc_on();
@ -6748,7 +6753,7 @@ objspace_allrefs(rb_objspace_t *objspace)
/* traverse root objects */
PUSH_MARK_FUNC_DATA(&mfd);
objspace->mark_func_data = &mfd;
GET_RACTOR()->mfd = &mfd;
gc_mark_roots(objspace, &data.category);
POP_MARK_FUNC_DATA();