runtime, internal/syscall/unix: mark getrandom vDSO as non-escaping

Updates #66779 Change-Id: Iaa3eda4309bb1e8c28136dd048479e7269f4c189
golang · Sep 30, 2024 · 1cea46d · 1cea46d
1 parent 1d0f5c4
commit 1cea46d
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diff --git a/src/internal/syscall/unix/getrandom.go b/src/internal/syscall/unix/getrandom.go
@@ -13,6 +13,7 @@ import (
 )
 
 //go:linkname vgetrandom runtime.vgetrandom
+//go:noescape
 func vgetrandom(p []byte, flags uint32) (ret int, supported bool)
 
 var getrandomUnsupported atomic.Bool

diff --git a/src/runtime/vgetrandom_linux.go b/src/runtime/vgetrandom_linux.go
@@ -11,6 +11,7 @@ import (
 	"unsafe"
 )
 
+//go:noescape
 func vgetrandom1(buf *byte, length uintptr, flags uint32, state uintptr, stateSize uintptr) int
 
 var vgetrandomAlloc struct {