summaryrefslogtreecommitdiffstats
path: root/include/uapi/linux/pr.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/uapi/linux/pr.h')
-rw-r--r--include/uapi/linux/pr.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/uapi/linux/pr.h b/include/uapi/linux/pr.h
index ccc78cbf1221..d8126415966f 100644
--- a/include/uapi/linux/pr.h
+++ b/include/uapi/linux/pr.h
@@ -4,6 +4,23 @@
#include <linux/types.h>
+enum pr_status {
+ PR_STS_SUCCESS = 0x0,
+ /*
+ * The following error codes are based on SCSI, because the interface
+ * was originally created for it and has existing users.
+ */
+ /* Generic device failure. */
+ PR_STS_IOERR = 0x2,
+ PR_STS_RESERVATION_CONFLICT = 0x18,
+ /* Temporary path failure that can be retried. */
+ PR_STS_RETRY_PATH_FAILURE = 0xe0000,
+ /* The request was failed due to a fast failure timer. */
+ PR_STS_PATH_FAST_FAILED = 0xf0000,
+ /* The path cannot be reached and has been marked as failed. */
+ PR_STS_PATH_FAILED = 0x10000,
+};
+
enum pr_type {
PR_WRITE_EXCLUSIVE = 1,
PR_EXCLUSIVE_ACCESS = 2,