From: Ian Lance Taylor <iant@golang.org>
Date: Tue, 26 Feb 2019 23:52:23 +0000 (-0800)
Subject: runtime: align first persistentalloc chunk as requested
X-Git-Tag: go1.13beta1~1174
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=c5babcc4852397b49ec43778d517ab59f5b10ef7;p=gostls13.git

runtime: align first persistentalloc chunk as requested

Change-Id: Ib391e019b1a7513d234fb1c8ff802efe8fa7c950
Reviewed-on: https://go-review.googlesource.com/c/go/+/163859
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>
---

diff --git a/src/runtime/malloc.go b/src/runtime/malloc.go
index 6695372a3f..be3a9bd26f 100644
--- a/src/runtime/malloc.go
+++ b/src/runtime/malloc.go
@@ -1248,7 +1248,7 @@ func persistentalloc1(size, align uintptr, sysStat *uint64) *notInHeap {
 				break
 			}
 		}
-		persistent.off = sys.PtrSize
+		persistent.off = round(sys.PtrSize, align)
 	}
 	p := persistent.base.add(persistent.off)
 	persistent.off += size