diff options
Diffstat (limited to 'jni/FuseDaemon.cpp')
| -rw-r--r-- | jni/FuseDaemon.cpp | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/jni/FuseDaemon.cpp b/jni/FuseDaemon.cpp index 282a08834..d8c2f46be 100644 --- a/jni/FuseDaemon.cpp +++ b/jni/FuseDaemon.cpp @@ -299,6 +299,7 @@ struct fuse { std::recursive_mutex lock; const string path; node* const root; + struct fuse_session* se; /* * Used to make JNI calls to MediaProvider. @@ -1540,6 +1541,31 @@ bool FuseDaemon::ShouldOpenWithFuse(int fd, bool for_read, const std::string& pa return use_fuse; } +void FuseDaemon::InvalidateFuseDentryCache(const std::string& path) { + TRACE_VERBOSE << "Invalidating dentry for path " << path; + + if (active.load(std::memory_order_acquire)) { + string name; + fuse_ino_t parent; + + { + std::lock_guard<std::recursive_mutex> guard(fuse->lock); + const node* node = node::LookupAbsolutePath(fuse->root, path); + if (node) { + name = node->GetName(); + parent = fuse->ToInode(node->GetParent()); + } + } + + if (!name.empty() && + fuse_lowlevel_notify_inval_entry(fuse->se, parent, name.c_str(), name.size())) { + LOG(ERROR) << "Failed to invalidate dentry for path " << path; + } + } else { + TRACE << "FUSE daemon is inactive. Cannot invalidate dentry for " << path; + } +} + FuseDaemon::FuseDaemon(JNIEnv* env, jobject mediaProvider) : mp(env, mediaProvider), active(false), fuse(nullptr) {} @@ -1594,6 +1620,7 @@ void FuseDaemon::Start(const int fd, const std::string& path) { PLOG(ERROR) << "Failed to create session "; return; } + fuse_default.se = se; se->fd = fd; se->mountpoint = strdup(path.c_str()); |