diff --git a/docs/linux/fs-squash.md b/docs/linux/fs-squash.md
index 2f9e8dd..bb9e89b 100644
--- a/docs/linux/fs-squash.md
+++ b/docs/linux/fs-squash.md
@@ -1,7 +1,22 @@
 
 # Squash
 
-## Gensquashfs
+## Gensquashfs from dir .
+
+```bash
+gensquashfs -f -D . -A ../xattr.txt -c zstd -X level=15 ../output.sqfs
+```
+
+### Where in xattr.txt
+```
+# file: img/
+security.selinux="unconfined_u:object_r:virt_image_t:s0"
+
+# file: img/virtual-img.raw
+security.selinux="unconfined_u:object_r:virt_image_t:s0"
+```
+
+## Gensquashfs from list-file
 
 ```bash
 gensquashfs -f -F ./list-file -c xz -X "dictsize=1048576,level=9" -b 1048576 /tmp/output.sqfs