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authorRuss Cox <rsc@golang.org>2013-07-29 16:31:42 -0400
committerRuss Cox <rsc@golang.org>2013-07-29 16:31:42 -0400
commit98cc58e2c71284c1f56cf27758091f6f1d7992bf (patch)
tree8cec0820b1c56f0582437871a53bb9424ab8161a /src/pkg/runtime/os_linux.c
parent14e3540430adf614047328043e70a3184ce287da (diff)
downloadgo-98cc58e2c71284c1f56cf27758091f6f1d7992bf.tar.xz
runtime: fix timediv calls on NetBSD, OpenBSD
Document endian-ness assumption. R=dvyukov CC=golang-dev https://golang.org/cl/12056044
Diffstat (limited to 'src/pkg/runtime/os_linux.c')
-rw-r--r--src/pkg/runtime/os_linux.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/pkg/runtime/os_linux.c b/src/pkg/runtime/os_linux.c
index 038208b60c..d940c9765b 100644
--- a/src/pkg/runtime/os_linux.c
+++ b/src/pkg/runtime/os_linux.c
@@ -48,6 +48,7 @@ runtime·futexsleep(uint32 *addr, uint32 val, int64 ns)
runtime·futex(addr, FUTEX_WAIT, val, nil, nil, 0);
return;
}
+ // NOTE: tv_nsec is int64 on amd64, so this assumes a little-endian system.
ts.tv_nsec = 0;
ts.tv_sec = runtime·timediv(ns, 1000000000LL, (int32*)&ts.tv_nsec);
runtime·futex(addr, FUTEX_WAIT, val, &ts, nil, 0);