mdmon: remove switch-root functionality.

[thirdparty/mdadm.git] / mdadm.h

diff --git a/mdadm.h b/mdadm.h
index 7ff63cdad51b3851fe3fd43be9a890a6667f1838..f65a4622936dea1c3b9bdc48e9e126317ddc6368 100644 (file)
--- a/mdadm.h
+++ b/mdadm.h
@@ -68,6 +68,15 @@ extern __off64_t lseek64 __P ((int __fd, __off64_t __offset, int __whence));
 #define DEFAULT_BITMAP_DELAY 5
 #define DEFAULT_MAX_WRITE_BEHIND 256
 
+#define VAR_RUN "/var/run/mdadm"
+/* ALT_RUN should be somewhere that persists across the pivotroot
+ * from early boot to late boot.
+ * If you don't have /lib/init/rw you might want to use /dev/.something
+ */
+#ifndef ALT_RUN
+#define ALT_RUN "/lib/init/rw/mdadm"
+#endif /* ALT_RUN */
+
 #include       "md_u.h"
 #include       "md_p.h"
 #include       "bitmap.h"
@@ -332,7 +341,7 @@ struct mdstat_ent {
 extern struct mdstat_ent *mdstat_read(int hold, int start);
 extern void free_mdstat(struct mdstat_ent *ms);
 extern void mdstat_wait(int seconds);
-extern void mdstat_wait_fd(int fd, const sigset_t *sigmask);
+extern void mdstat_wait_fd(int fd, int fd2, const sigset_t *sigmask);
 extern int mddev_busy(int devnum);
 
 struct map_ent {
@@ -882,8 +891,9 @@ extern int create_mddev(char *dev, char *name, int autof, int trustworthy,
 extern int open_mddev(char *dev, int report_errors);
 extern int open_container(int fd);
 
+extern char *pid_dir;
 extern int mdmon_running(int devnum);
-extern int signal_mdmon(int devnum);
+extern int mdmon_pid(int devnum);
 extern int check_env(char *name);
 extern __u32 random32(void);
 extern int start_mdmon(int devnum);
@@ -1023,3 +1033,10 @@ static inline int xasprintf(char **strp, const char *fmt, ...) {
 #define ALGORITHM_PARITY_0_6           20
 #define ALGORITHM_PARITY_N_6           ALGORITHM_PARITY_N
 
+/* Define PATH_MAX in case we don't use glibc or standard library does
+ * not have PATH_MAX defined. Assume max path length is 4K characters.
+ */
+#ifndef PATH_MAX
+#define PATH_MAX       4096
+#endif
+