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authorJamie Liu <jamieliu@google.com>2019-03-14 08:11:36 -0700
committerShentubot <shentubot@google.com>2019-03-14 08:12:48 -0700
commit8f4634997bd97810a85a70b71f000378d9db2e55 (patch)
tree903096f91ee8f201fa622296e0f04cf7c7cd9013 /pkg/sentry/usage
parentfb9919881c7dc98eaf97cad2a70d187bd78f1566 (diff)
Decouple filemem from platform and move it to pgalloc.MemoryFile.
This is in preparation for improved page cache reclaim, which requires greater integration between the page cache and page allocator. PiperOrigin-RevId: 238444706 Change-Id: Id24141b3678d96c7d7dc24baddd9be555bffafe4
Diffstat (limited to 'pkg/sentry/usage')
-rw-r--r--pkg/sentry/usage/memory.go3
1 files changed, 0 insertions, 3 deletions
diff --git a/pkg/sentry/usage/memory.go b/pkg/sentry/usage/memory.go
index 7e065cb76..5be9ed9c6 100644
--- a/pkg/sentry/usage/memory.go
+++ b/pkg/sentry/usage/memory.go
@@ -122,9 +122,6 @@ func Init() error {
const name = "memory-usage"
fd, err := memutil.CreateMemFD(name, 0)
if err != nil {
- if e, ok := err.(syscall.Errno); ok && e == syscall.ENOSYS {
- return fmt.Errorf("memfd_create(2) is not implemented. Check that you have Linux 3.17 or higher")
- }
return fmt.Errorf("error creating usage file: %v", err)
}
file := os.NewFile(uintptr(fd), name)