From: Stefan Hajnoczi <stefanha@redhat.com>
Date: Mon, 27 Jan 2020 19:00:55 +0000
Subject: [PATCH] virtiofsd: add -o source=PATH to help output
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The -o source=PATH option will be used by most command-line invocations.
Let's document it!

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
(cherry picked from commit 4ff075f72be2f489c8998ae492ec5cdbbbd73e07)
---
 tools/virtiofsd/passthrough_ll.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index 26ac87013b..fc9b264d56 100644
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -1319,6 +1319,7 @@ int main(int argc, char *argv[])
     if (opts.show_help) {
         printf("usage: %s [options]\n\n", argv[0]);
         fuse_cmdline_help();
+        printf("    -o source=PATH             shared directory tree\n");
         fuse_lowlevel_help();
         ret = 0;
         goto err_out1;