d672fce6ba
Using st_dev is not sufficient to uniquely identify a mount: You can mount the same device twice, but those are still separate trees, and e.g. by mounting something else inside one of them, they may differ. Using statx(), we can get a mount ID that uniquely identifies a mount. If that is available, add it to the lo_inode key. Most of this patch is taken from Miklos's mail here: https://marc.info/?l=fuse-devel&m=160062521827983 (virtiofsd-use-mount-id.patch attachment) Suggested-by: Miklos Szeredi <mszeredi@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-Id: <20201102161859.156603-5-mreitz@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> |
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meson.build |