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authorZach Koopmans <zkoopmans@google.com>2021-03-29 13:28:32 -0700
committergVisor bot <gvisor-bot@google.com>2021-03-29 13:30:21 -0700
commit8a2f7e716dcc62f04d2808e8ade34941c94fc956 (patch)
treeb2195d5728dcbc4f4e59c23ad95d7486ef744371 /pkg/sentry/fs/timerfd
parentb125afba416ebeba906ea595a44a55afe4729d64 (diff)
[syserror] Split usermem package
Split usermem package to help remove syserror dependency in go_marshal. New hostarch package contains code not dependent on syserror. PiperOrigin-RevId: 365651233
Diffstat (limited to 'pkg/sentry/fs/timerfd')
-rw-r--r--pkg/sentry/fs/timerfd/BUILD1
-rw-r--r--pkg/sentry/fs/timerfd/timerfd.go3
2 files changed, 3 insertions, 1 deletions
diff --git a/pkg/sentry/fs/timerfd/BUILD b/pkg/sentry/fs/timerfd/BUILD
index d16cdb4df..c7977a217 100644
--- a/pkg/sentry/fs/timerfd/BUILD
+++ b/pkg/sentry/fs/timerfd/BUILD
@@ -8,6 +8,7 @@ go_library(
visibility = ["//pkg/sentry:internal"],
deps = [
"//pkg/context",
+ "//pkg/hostarch",
"//pkg/sentry/fs",
"//pkg/sentry/fs/anon",
"//pkg/sentry/fs/fsutil",
diff --git a/pkg/sentry/fs/timerfd/timerfd.go b/pkg/sentry/fs/timerfd/timerfd.go
index 46511a6ac..c8ebe256c 100644
--- a/pkg/sentry/fs/timerfd/timerfd.go
+++ b/pkg/sentry/fs/timerfd/timerfd.go
@@ -20,6 +20,7 @@ import (
"sync/atomic"
"gvisor.dev/gvisor/pkg/context"
+ "gvisor.dev/gvisor/pkg/hostarch"
"gvisor.dev/gvisor/pkg/sentry/fs"
"gvisor.dev/gvisor/pkg/sentry/fs/anon"
"gvisor.dev/gvisor/pkg/sentry/fs/fsutil"
@@ -124,7 +125,7 @@ func (t *TimerOperations) Read(ctx context.Context, file *fs.File, dst usermem.I
}
if val := atomic.SwapUint64(&t.val, 0); val != 0 {
var buf [sizeofUint64]byte
- usermem.ByteOrder.PutUint64(buf[:], val)
+ hostarch.ByteOrder.PutUint64(buf[:], val)
if _, err := dst.CopyOut(ctx, buf[:]); err != nil {
// Linux does not undo consuming the number of expirations even if
// writing to userspace fails.