diff options
author | Jinmou Li <jinmli@google.com> | 2020-09-01 01:49:57 +0000 |
---|---|---|
committer | Andrei Vagin <avagin@gmail.com> | 2020-09-11 13:35:25 -0700 |
commit | 77e3d54bae3197856535ea71ae4841e3360a1a28 (patch) | |
tree | b8d29000a3744b44de7281bcb76be6e105bcf67d /pkg/sentry/fsimpl/fuse/fusefs.go | |
parent | deb8e24614036d61cf98a3eb0ca1e131834c05bd (diff) |
Implement FUSE_WRITE
This commit adds basic write(2) support for FUSE.
Diffstat (limited to 'pkg/sentry/fsimpl/fuse/fusefs.go')
-rw-r--r-- | pkg/sentry/fsimpl/fuse/fusefs.go | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/pkg/sentry/fsimpl/fuse/fusefs.go b/pkg/sentry/fsimpl/fuse/fusefs.go index cfae9ed0d..8cf13dcb6 100644 --- a/pkg/sentry/fsimpl/fuse/fusefs.go +++ b/pkg/sentry/fsimpl/fuse/fusefs.go @@ -18,6 +18,7 @@ package fuse import ( "math" "strconv" + "sync" "sync/atomic" "gvisor.dev/gvisor/pkg/abi/linux" @@ -228,13 +229,18 @@ type inode struct { kernfs.InodeNotSymlink kernfs.OrderedChildren - NodeID uint64 dentry kernfs.Dentry - locks vfs.FileLocks // the owning filesystem. fs is immutable. fs *filesystem + // metaDataMu protects the metadata of this inode. + metadataMu sync.Mutex + + NodeID uint64 + + locks vfs.FileLocks + // size of the file. size uint64 |