summaryrefslogtreecommitdiff
path: root/include/linux/drbd_limits.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/drbd_limits.h')
-rw-r--r--include/linux/drbd_limits.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h
index 4ac33f34b77e..246f576c981d 100644
--- a/include/linux/drbd_limits.h
+++ b/include/linux/drbd_limits.h
@@ -16,7 +16,8 @@
#define DEBUG_RANGE_CHECK 0
#define DRBD_MINOR_COUNT_MIN 1
-#define DRBD_MINOR_COUNT_MAX 255
+#define DRBD_MINOR_COUNT_MAX 256
+#define DRBD_MINOR_COUNT_DEF 32
#define DRBD_DIALOG_REFRESH_MIN 0
#define DRBD_DIALOG_REFRESH_MAX 600
@@ -42,7 +43,7 @@
/* net { */
/* timeout, unit centi seconds
- * more than one minute timeout is not usefull */
+ * more than one minute timeout is not useful */
#define DRBD_TIMEOUT_MIN 1
#define DRBD_TIMEOUT_MAX 600
#define DRBD_TIMEOUT_DEF 60 /* 6 seconds */
@@ -67,7 +68,7 @@
#define DRBD_MAX_EPOCH_SIZE_MAX 20000
#define DRBD_MAX_EPOCH_SIZE_DEF 2048
- /* I don't think that a tcp send buffer of more than 10M is usefull */
+ /* I don't think that a tcp send buffer of more than 10M is useful */
#define DRBD_SNDBUF_SIZE_MIN 0
#define DRBD_SNDBUF_SIZE_MAX (10<<20)
#define DRBD_SNDBUF_SIZE_DEF 0
@@ -100,7 +101,7 @@
#define DRBD_RATE_MAX (4 << 20)
#define DRBD_RATE_DEF 250 /* kb/second */
- /* less than 7 would hit performance unneccessarily.
+ /* less than 7 would hit performance unnecessarily.
* 3833 is the largest prime that still does fit
* into 64 sectors of activity log */
#define DRBD_AL_EXTENTS_MIN 7
@@ -129,6 +130,7 @@
#define DRBD_AFTER_SB_2P_DEF ASB_DISCONNECT
#define DRBD_RR_CONFLICT_DEF ASB_DISCONNECT
#define DRBD_ON_NO_DATA_DEF OND_IO_ERROR
+#define DRBD_ON_CONGESTION_DEF OC_BLOCK
#define DRBD_MAX_BIO_BVECS_MIN 0
#define DRBD_MAX_BIO_BVECS_MAX 128
@@ -154,5 +156,13 @@
#define DRBD_C_MIN_RATE_MAX (4 << 20)
#define DRBD_C_MIN_RATE_DEF 4096
+#define DRBD_CONG_FILL_MIN 0
+#define DRBD_CONG_FILL_MAX (10<<21) /* 10GByte in sectors */
+#define DRBD_CONG_FILL_DEF 0
+
+#define DRBD_CONG_EXTENTS_MIN DRBD_AL_EXTENTS_MIN
+#define DRBD_CONG_EXTENTS_MAX DRBD_AL_EXTENTS_MAX
+#define DRBD_CONG_EXTENTS_DEF DRBD_AL_EXTENTS_DEF
+
#undef RANGE
#endif