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nix: update boehmgc-coroutine-sp-fallback.patch

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Bernardo Meurer 2022-01-25 15:44:26 -08:00
parent 1ba2428545
commit 65f90920df
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GPG key ID: F4C0D53B8D14C246
1 changed files with 6 additions and 3 deletions
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9
pkgs/tools/package-management/nix/patches/boehmgc-coroutine-sp-fallback.patch
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@ -1,8 +1,8 @@
diff --git a/pthread_stop_world.c b/pthread_stop_world.c
index 1cee6a0b..46c3acd9 100644
index 4b2c429..1fb4c52 100644
--- a/pthread_stop_world.c
+++ b/pthread_stop_world.c
@@ -674,6 +674,8 @@ GC_INNER void GC_push_all_stacks(void)
@@ -673,6 +673,8 @@ GC_INNER void GC_push_all_stacks(void)
struct GC_traced_stack_sect_s *traced_stack_sect;
pthread_t self = pthread_self();
word total_size = 0;
@ -11,7 +11,7 @@ index 1cee6a0b..46c3acd9 100644
if (!EXPECT(GC_thr_initialized, TRUE))
GC_thr_init();
@@ -723,6 +725,28 @@ GC_INNER void GC_push_all_stacks(void)
@@ -722,6 +724,31 @@ GC_INNER void GC_push_all_stacks(void)
hi = p->altstack + p->altstack_size;
/* FIXME: Need to scan the normal stack too, but how ? */
/* FIXME: Assume stack grows down */
@ -22,6 +22,9 @@ index 1cee6a0b..46c3acd9 100644
+ if (pthread_attr_getstacksize(&pattr, &stack_limit)) {
+ ABORT("GC_push_all_stacks: pthread_attr_getstacksize failed!");
+ }
+ if (pthread_attr_destroy(&pattr)) {
+ ABORT("GC_push_all_stacks: pthread_attr_destroy failed!");
+ }
+ // When a thread goes into a coroutine, we lose its original sp until
+ // control flow returns to the thread.
+ // While in the coroutine, the sp points outside the thread stack,