[PATCH 2/2] virtiofsd: Add help for -o xattr-mapping

[Carlos Venegas]

The option is not documented in help.

Add small help about the option.

Signed-off-by: Carlos Venegas <jose.carlos.venegas.munoz@intel.com>
---
 tools/virtiofsd/helper.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/virtiofsd/helper.c b/tools/virtiofsd/helper.c
index 28243b51b2..5e98ed702b 100644
--- a/tools/virtiofsd/helper.c
+++ b/tools/virtiofsd/helper.c
@@ -172,6 +172,9 @@ void fuse_cmdline_help(void)
            "                               default: no_writeback\n"
            "    -o xattr|no_xattr          enable/disable xattr\n"
            "                               default: no_xattr\n"
+           "    -o xattrmap=<mapping>      Enable xattr mapping (enables 
xattr)\n"
+           "                               <mapping> is a string consists of a 
series of rules\n"
+           "                               e.g. -o 
xattrmap=:map::user.virtiofs.:\n"
            "    -o modcaps=CAPLIST         Modify the list of capabilities\n"
            "                               e.g. -o modcaps=+sys_admin:-chown\n"
            "    --rlimit-nofile=<num>      set maximum number of file 
descriptors\n"
-- 
2.25.1