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authorLuis Henriques <luis@igalia.com>2025-05-22 15:15:15 +0100
committerBernd Schubert <bernd@bsbernd.com>2025-06-18 13:47:11 +0200
commit5ceb0b05cb48e6cfa2c81160df9f1212623e86eb (patch)
tree58a2b212155964cb1dd705eed9cddd5674185130 /lib/fuse_lowlevel.c
parent3793b1748ad151c8043dee1db198fffa3dbb5a67 (diff)
downloadlibfuse-5ceb0b05cb48e6cfa2c81160df9f1212623e86eb.tar.gz
fuse: add support to FUSE_NOTIFY_INC_EPOCH
This patch adds support for the FUSE INC_EPOCH notify. This new operation simply increments the FUSE connection epoch value, allowing to invalidate all the dentries next time they are revalidated. Signed-off-by: Luis Henriques <luis@igalia.com>
Diffstat (limited to 'lib/fuse_lowlevel.c')
-rw-r--r--lib/fuse_lowlevel.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/fuse_lowlevel.c b/lib/fuse_lowlevel.c
index 5568786..13c05c6 100644
--- a/lib/fuse_lowlevel.c
+++ b/lib/fuse_lowlevel.c
@@ -2973,6 +2973,19 @@ int fuse_lowlevel_notify_inval_inode(struct fuse_session *se, fuse_ino_t ino,
return send_notify_iov(se, FUSE_NOTIFY_INVAL_INODE, iov, 2);
}
+int fuse_lowlevel_notify_increment_epoch(struct fuse_session *se)
+{
+ struct iovec iov[1];
+
+ if (!se)
+ return -EINVAL;
+
+ if (se->conn.proto_minor < 44)
+ return -ENOSYS;
+
+ return send_notify_iov(se, FUSE_NOTIFY_INC_EPOCH, iov, 1);
+}
+
/**
* Notify parent attributes and the dentry matching parent/name
*