diff options
Diffstat (limited to 'src/runtime/atomic_pointer.go')
| -rw-r--r-- | src/runtime/atomic_pointer.go | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/runtime/atomic_pointer.go b/src/runtime/atomic_pointer.go index bd21b49945..d54f1d6eef 100644 --- a/src/runtime/atomic_pointer.go +++ b/src/runtime/atomic_pointer.go @@ -15,10 +15,9 @@ import ( // escape analysis decisions about the pointer value being stored. // Instead, these are wrappers around the actual atomics (casp1 and so on) // that use noescape to convey which arguments do not escape. -// -// Additionally, these functions must update the shadow heap for -// write barrier checking. +// atomicstorep performs *ptr = new atomically and invokes a write barrier. +// //go:nosplit func atomicstorep(ptr unsafe.Pointer, new unsafe.Pointer) { atomic.Storep1(noescape(ptr), new) |