A checker shouldn't set the path state to PATH_DOWN if it fails
to obtain information about the path in the first place. Add logic
to the checker to distinguish a failed path from an unsupported path.
Signed-off-by: Martin Wilck <mwilck@xxxxxxxx>
---
libmultipath/checkers/tur.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libmultipath/checkers/tur.c b/libmultipath/checkers/tur.c
index 448c396e..8f4bdc8b 100644
--- a/libmultipath/checkers/tur.c
+++ b/libmultipath/checkers/tur.c
@@ -125,6 +125,10 @@ retry:
io_hdr.timeout = timeout * 1000;
io_hdr.pack_id = 0;
if (ioctl(fd, SG_IO, &io_hdr) < 0) {
+ if (errno == ENOTTY) {
+ *msgid = CHECKER_MSGID_UNSUPPORTED;
+ return PATH_WILD;
+ }
*msgid = CHECKER_MSGID_DOWN;
return PATH_DOWN;
}
--
2.19.0
--
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