overlay: drop FHGFSFs from network file systems

it seems to honor user namespaces, so no need to treat it as a network file system. Feedback got as part of the discussion on the issue. Closes: containers#1839 Signed-off-by: Giuseppe Scrivano <[email protected]>
giuseppe · Feb 20, 2024 · f697feb · f697feb
1 parent e0bd86a
commit f697feb
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diff --git a/drivers/overlay/.#overlay.go b/drivers/overlay/.#overlay.go
@@ -0,0 +1 @@
+gscrivano@carbon.4886:1708280976
diff --git a/drivers/overlay/overlay.go b/drivers/overlay/overlay.go
@@ -296,7 +296,7 @@ func isNetworkFileSystem(fsMagic graphdriver.FsMagic) bool {
 	// a bunch of network file systems...
 	case graphdriver.FsMagicNfsFs, graphdriver.FsMagicSmbFs, graphdriver.FsMagicAcfs,
 		graphdriver.FsMagicAfs, graphdriver.FsMagicCephFs, graphdriver.FsMagicCIFS,
-		graphdriver.FsMagicFHGFSFs, graphdriver.FsMagicGPFS, graphdriver.FsMagicIBRIX,
+		graphdriver.FsMagicGPFS, graphdriver.FsMagicIBRIX,
 		graphdriver.FsMagicKAFS, graphdriver.FsMagicLUSTRE, graphdriver.FsMagicNCP,
 		graphdriver.FsMagicNFSD, graphdriver.FsMagicOCFS2, graphdriver.FsMagicPANFS,
 		graphdriver.FsMagicPRLFS, graphdriver.FsMagicSMB2, graphdriver.FsMagicSNFS,