diff options
| author | Chressie Himpel <chressie@google.com> | 2023-05-05 14:17:38 +0000 |
|---|---|---|
| committer | Chressie Himpel <chressie@google.com> | 2023-05-05 14:37:29 +0000 |
| commit | 72c33a5ef0eea8663328375d9d339ed150310ebb (patch) | |
| tree | a4272daf751239fcb9b2f1b8e1730800629f738c /src/runtime/cgo/callbacks.go | |
| parent | f379e78951a405e7e99a60fb231eeedbf976c108 (diff) | |
| download | go-72c33a5ef0eea8663328375d9d339ed150310ebb.tar.xz | |
Revert "runtime/cgo: store M for C-created thread in pthread key"
This reverts CL 485500.
Reason for revert: This breaks internal tests at Google, see b/280861579 and b/280820455.
Change-Id: I426278d400f7611170918fc07c524cb059b9cc55
Reviewed-on: https://go-review.googlesource.com/c/go/+/492995
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Chressie Himpel <chressie@google.com>
Diffstat (limited to 'src/runtime/cgo/callbacks.go')
| -rw-r--r-- | src/runtime/cgo/callbacks.go | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/src/runtime/cgo/callbacks.go b/src/runtime/cgo/callbacks.go index 3c246a88b6..e7c8ef3e07 100644 --- a/src/runtime/cgo/callbacks.go +++ b/src/runtime/cgo/callbacks.go @@ -71,42 +71,6 @@ var _cgo_thread_start = &x_cgo_thread_start var x_cgo_sys_thread_create byte var _cgo_sys_thread_create = &x_cgo_sys_thread_create -// Indicates whether a dummy thread key has been created or not. -// -// When calling go exported function from C, we register a destructor -// callback, for a dummy thread key, by using pthread_key_create. - -//go:cgo_import_static x_cgo_pthread_key_created -//go:linkname x_cgo_pthread_key_created x_cgo_pthread_key_created -//go:linkname _cgo_pthread_key_created _cgo_pthread_key_created -var x_cgo_pthread_key_created byte -var _cgo_pthread_key_created = &x_cgo_pthread_key_created - -// Export crosscall2 to a c function pointer variable. -// Used to dropm in pthread key destructor, while C thread is exiting. - -//go:cgo_import_static x_crosscall2_ptr -//go:linkname x_crosscall2_ptr x_crosscall2_ptr -//go:linkname _crosscall2_ptr _crosscall2_ptr -var x_crosscall2_ptr byte -var _crosscall2_ptr = &x_crosscall2_ptr - -// Set the x_crosscall2_ptr C function pointer variable point to crosscall2. -// It's for the runtime package to call at init time. -func set_crosscall2() - -//go:linkname _set_crosscall2 runtime.set_crosscall2 -var _set_crosscall2 = set_crosscall2 - -// Store the g into the thread-specific value. -// So that pthread_key_destructor will dropm when the thread is exiting. - -//go:cgo_import_static x_cgo_bindm -//go:linkname x_cgo_bindm x_cgo_bindm -//go:linkname _cgo_bindm _cgo_bindm -var x_cgo_bindm byte -var _cgo_bindm = &x_cgo_bindm - // Notifies that the runtime has been initialized. // // We currently block at every CGO entry point (via _cgo_wait_runtime_init_done) @@ -141,12 +105,3 @@ var _cgo_yield unsafe.Pointer //go:cgo_export_static _cgo_topofstack //go:cgo_export_dynamic _cgo_topofstack - -// x_cgo_getstackbound gets the thread's C stack size and -// set the G's stack bound based on the stack size. - -//go:cgo_import_static x_cgo_getstackbound -//go:linkname x_cgo_getstackbound x_cgo_getstackbound -//go:linkname _cgo_getstackbound _cgo_getstackbound -var x_cgo_getstackbound byte -var _cgo_getstackbound = &x_cgo_getstackbound |