Due to fact that IMSM Windows compatibility was not tested yet, feature has to be treated as experimental until compatibility verification will be performed.
Signed-off-by: Adam Kwolek <adam.kwolek@xxxxxxxxx>
---
mdadm.h | 1 +
super-intel.c | 4 ++++
util.c | 10 ++++++++++
3 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/mdadm.h b/mdadm.h
index 64b32cc..bf3c1d3 100644
--- a/mdadm.h
+++ b/mdadm.h
@@ -890,6 +890,7 @@ extern char *conf_word(FILE *file, int allow_key);
extern int conf_name_is_free(char *name);
extern int devname_matches(char *name, char *match);
extern struct mddev_ident_s *conf_match(struct mdinfo *info, struct supertype *st);
+extern inline int experimental(void);
extern void free_line(char *line);
extern int match_oneof(char *devices, char *devname);
diff --git a/super-intel.c b/super-intel.c
index 2434fa1..f092ccc 100644
--- a/super-intel.c
+++ b/super-intel.c
@@ -5780,6 +5780,10 @@ int imsm_reshape_super(struct supertype *st, long long size, int level,
int fd = -1;
char buf[PATH_MAX];
+
+ if (experimental() == 0)
+ return ret_val;
+
snprintf(buf, PATH_MAX, "/dev/md%i", st->devnum);
fd = open(buf , O_RDONLY | O_DIRECT);
if (fd < 0) {
diff --git a/util.c b/util.c
index 8739278..f220792 100644
--- a/util.c
+++ b/util.c
@@ -1859,3 +1859,13 @@ void append_metadata_update(struct supertype *st, void *buf, int len)
unsigned int __invalid_size_argument_for_IOC = 0;
#endif
+inline int experimental(void)
+{
+ if (check_env("MDADM_EXPERIMENTAL"))
+ return 1;
+ else {
+ fprintf(stderr, Name "(IMSM): To use this feature MDADM_EXPERIMENTAL enviroment variable has to defined.\n");
+ return 0;
+ }
+}
+
--
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