diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/drbd_limits.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/drbd_limits.h | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/ANDROID_3.4.5/include/linux/drbd_limits.h b/ANDROID_3.4.5/include/linux/drbd_limits.h deleted file mode 100644 index 447c3675..00000000 --- a/ANDROID_3.4.5/include/linux/drbd_limits.h +++ /dev/null @@ -1,168 +0,0 @@ -/* - drbd_limits.h - This file is part of DRBD by Philipp Reisner and Lars Ellenberg. -*/ - -/* - * Our current limitations. - * Some of them are hard limits, - * some of them are arbitrary range limits, that make it easier to provide - * feedback about nonsense settings for certain configurable values. - */ - -#ifndef DRBD_LIMITS_H -#define DRBD_LIMITS_H 1 - -#define DEBUG_RANGE_CHECK 0 - -#define DRBD_MINOR_COUNT_MIN 1 -#define DRBD_MINOR_COUNT_MAX 256 -#define DRBD_MINOR_COUNT_DEF 32 - -#define DRBD_DIALOG_REFRESH_MIN 0 -#define DRBD_DIALOG_REFRESH_MAX 600 - -/* valid port number */ -#define DRBD_PORT_MIN 1 -#define DRBD_PORT_MAX 0xffff - -/* startup { */ - /* if you want more than 3.4 days, disable */ -#define DRBD_WFC_TIMEOUT_MIN 0 -#define DRBD_WFC_TIMEOUT_MAX 300000 -#define DRBD_WFC_TIMEOUT_DEF 0 - -#define DRBD_DEGR_WFC_TIMEOUT_MIN 0 -#define DRBD_DEGR_WFC_TIMEOUT_MAX 300000 -#define DRBD_DEGR_WFC_TIMEOUT_DEF 0 - -#define DRBD_OUTDATED_WFC_TIMEOUT_MIN 0 -#define DRBD_OUTDATED_WFC_TIMEOUT_MAX 300000 -#define DRBD_OUTDATED_WFC_TIMEOUT_DEF 0 -/* }*/ - -/* net { */ - /* timeout, unit centi seconds - * 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 */ - - /* active connection retries when C_WF_CONNECTION */ -#define DRBD_CONNECT_INT_MIN 1 -#define DRBD_CONNECT_INT_MAX 120 -#define DRBD_CONNECT_INT_DEF 10 /* seconds */ - - /* keep-alive probes when idle */ -#define DRBD_PING_INT_MIN 1 -#define DRBD_PING_INT_MAX 120 -#define DRBD_PING_INT_DEF 10 - - /* timeout for the ping packets.*/ -#define DRBD_PING_TIMEO_MIN 1 -#define DRBD_PING_TIMEO_MAX 100 -#define DRBD_PING_TIMEO_DEF 5 - - /* max number of write requests between write barriers */ -#define DRBD_MAX_EPOCH_SIZE_MIN 1 -#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 useful */ -#define DRBD_SNDBUF_SIZE_MIN 0 -#define DRBD_SNDBUF_SIZE_MAX (10<<20) -#define DRBD_SNDBUF_SIZE_DEF 0 - -#define DRBD_RCVBUF_SIZE_MIN 0 -#define DRBD_RCVBUF_SIZE_MAX (10<<20) -#define DRBD_RCVBUF_SIZE_DEF 0 - - /* @4k PageSize -> 128kB - 512MB */ -#define DRBD_MAX_BUFFERS_MIN 32 -#define DRBD_MAX_BUFFERS_MAX 131072 -#define DRBD_MAX_BUFFERS_DEF 2048 - - /* @4k PageSize -> 4kB - 512MB */ -#define DRBD_UNPLUG_WATERMARK_MIN 1 -#define DRBD_UNPLUG_WATERMARK_MAX 131072 -#define DRBD_UNPLUG_WATERMARK_DEF (DRBD_MAX_BUFFERS_DEF/16) - - /* 0 is disabled. - * 200 should be more than enough even for very short timeouts */ -#define DRBD_KO_COUNT_MIN 0 -#define DRBD_KO_COUNT_MAX 200 -#define DRBD_KO_COUNT_DEF 0 -/* } */ - -/* syncer { */ - /* FIXME allow rate to be zero? */ -#define DRBD_RATE_MIN 1 -/* channel bonding 10 GbE, or other hardware */ -#define DRBD_RATE_MAX (4 << 20) -#define DRBD_RATE_DEF 250 /* kb/second */ - - /* 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 -#define DRBD_AL_EXTENTS_MAX 3833 -#define DRBD_AL_EXTENTS_DEF 127 - -#define DRBD_AFTER_MIN -1 -#define DRBD_AFTER_MAX 255 -#define DRBD_AFTER_DEF -1 - -/* } */ - -/* drbdsetup XY resize -d Z - * you are free to reduce the device size to nothing, if you want to. - * the upper limit with 64bit kernel, enough ram and flexible meta data - * is 1 PiB, currently. */ -/* DRBD_MAX_SECTORS */ -#define DRBD_DISK_SIZE_SECT_MIN 0 -#define DRBD_DISK_SIZE_SECT_MAX (1 * (2LLU << 40)) -#define DRBD_DISK_SIZE_SECT_DEF 0 /* = disabled = no user size... */ - -#define DRBD_ON_IO_ERROR_DEF EP_PASS_ON -#define DRBD_FENCING_DEF FP_DONT_CARE -#define DRBD_AFTER_SB_0P_DEF ASB_DISCONNECT -#define DRBD_AFTER_SB_1P_DEF ASB_DISCONNECT -#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 -#define DRBD_MAX_BIO_BVECS_DEF 0 - -#define DRBD_C_PLAN_AHEAD_MIN 0 -#define DRBD_C_PLAN_AHEAD_MAX 300 -#define DRBD_C_PLAN_AHEAD_DEF 0 /* RS rate controller disabled by default */ - -#define DRBD_C_DELAY_TARGET_MIN 1 -#define DRBD_C_DELAY_TARGET_MAX 100 -#define DRBD_C_DELAY_TARGET_DEF 10 - -#define DRBD_C_FILL_TARGET_MIN 0 -#define DRBD_C_FILL_TARGET_MAX (1<<20) /* 500MByte in sec */ -#define DRBD_C_FILL_TARGET_DEF 0 /* By default disabled -> controlled by delay_target */ - -#define DRBD_C_MAX_RATE_MIN 250 /* kByte/sec */ -#define DRBD_C_MAX_RATE_MAX (4 << 20) -#define DRBD_C_MAX_RATE_DEF 102400 - -#define DRBD_C_MIN_RATE_MIN 0 /* kByte/sec */ -#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 |