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uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

Browse source 
https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>
This commit is contained in:
Anton Arapov 2021-04-03 12:58:10 +02:00 • committed by Alan Daniels
commit 56de2bcd43
30691 changed files with 3076956 additions and 0 deletions
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45
pkgs/tools/package-management/nix/patches/boehmgc-coroutine-sp-fallback.patch Normal file
View file

@ -0,0 +1,45 @@
diff --git a/pthread_stop_world.c b/pthread_stop_world.c
index 4b2c429..1fb4c52 100644
--- a/pthread_stop_world.c
+++ b/pthread_stop_world.c
@@ -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;
+ size_t stack_limit;
+ pthread_attr_t pattr;
if (!EXPECT(GC_thr_initialized, TRUE))
GC_thr_init();
@@ -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 */
+ } else {
+ if (pthread_getattr_np(p->id, &pattr)) {
+ ABORT("GC_push_all_stacks: pthread_getattr_np failed!");
+ }
+ 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,
+ // so we can detect this and push the entire thread stack instead,
+ // as an approximation.
+ // We assume that the coroutine has similarly added its entire stack.
+ // This could be made accurate by cooperating with the application
+ // via new functions and/or callbacks.
+ #ifndef STACK_GROWS_UP
+ if (lo >= hi || lo < hi - stack_limit) { // sp outside stack
+ lo = hi - stack_limit;
+ }
+ #else
+ #error "STACK_GROWS_UP not supported in boost_coroutine2 (as of june 2021), so we don't support it in Nix."
+ #endif
}
GC_push_all_stack_sections(lo, hi, traced_stack_sect);
# ifdef STACK_GROWS_UP