X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Flinux%2Fpkt_sched.h;h=2cfa4bc8dea6669f46999c86814a693e5185db7c;hb=733421516b42c44b9e21f1793c430cc801ef8324;hp=e5de421ac7b422dc2526837512183311446b0884;hpb=175f9c1bba9b825d22b142d183c9e175488b260c;p=safe%2Fjmp%2Flinux-2.6 diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index e5de421..2cfa4bc 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -1,6 +1,8 @@ #ifndef __LINUX_PKT_SCHED_H #define __LINUX_PKT_SCHED_H +#include + /* Logical priority bands not depending on specific packet scheduler. Every scheduler will map them to real traffic classes, if it has no more precise mechanism to classify packets. @@ -27,8 +29,7 @@ Particular schedulers may have also their private records. */ -struct tc_stats -{ +struct tc_stats { __u64 bytes; /* NUmber of enqueues bytes */ __u32 packets; /* Number of enqueued packets */ __u32 drops; /* Packets dropped because of lack of resources */ @@ -40,8 +41,7 @@ struct tc_stats __u32 backlog; }; -struct tc_estimator -{ +struct tc_estimator { signed char interval; unsigned char ewma_log; }; @@ -73,8 +73,7 @@ struct tc_estimator #define TC_H_ROOT (0xFFFFFFFFU) #define TC_H_INGRESS (0xFFFFFFF1U) -struct tc_ratespec -{ +struct tc_ratespec { unsigned char cell_log; unsigned char __reserved; unsigned short overhead; @@ -107,8 +106,7 @@ enum { /* FIFO section */ -struct tc_fifo_qopt -{ +struct tc_fifo_qopt { __u32 limit; /* Queue length: bytes for bfifo, packets for pfifo */ }; @@ -117,16 +115,21 @@ struct tc_fifo_qopt #define TCQ_PRIO_BANDS 16 #define TCQ_MIN_PRIO_BANDS 2 -struct tc_prio_qopt -{ +struct tc_prio_qopt { int bands; /* Number of bands */ __u8 priomap[TC_PRIO_MAX+1]; /* Map: logical priority -> PRIO band */ }; +/* MULTIQ section */ + +struct tc_multiq_qopt { + __u16 bands; /* Number of bands */ + __u16 max_bands; /* Maximum number of queues */ +}; + /* TBF section */ -struct tc_tbf_qopt -{ +struct tc_tbf_qopt { struct tc_ratespec rate; struct tc_ratespec peakrate; __u32 limit; @@ -134,8 +137,7 @@ struct tc_tbf_qopt __u32 mtu; }; -enum -{ +enum { TCA_TBF_UNSPEC, TCA_TBF_PARMS, TCA_TBF_RTAB, @@ -152,8 +154,7 @@ enum /* SFQ section */ -struct tc_sfq_qopt -{ +struct tc_sfq_qopt { unsigned quantum; /* Bytes per round allocated to flow */ int perturb_period; /* Period of hash perturbation */ __u32 limit; /* Maximal packets in queue */ @@ -161,8 +162,7 @@ struct tc_sfq_qopt unsigned flows; /* Maximal number of flows */ }; -struct tc_sfq_xstats -{ +struct tc_sfq_xstats { __s32 allot; }; @@ -177,8 +177,7 @@ struct tc_sfq_xstats /* RED section */ -enum -{ +enum { TCA_RED_UNSPEC, TCA_RED_PARMS, TCA_RED_STAB, @@ -187,8 +186,7 @@ enum #define TCA_RED_MAX (__TCA_RED_MAX - 1) -struct tc_red_qopt -{ +struct tc_red_qopt { __u32 limit; /* HARD maximal queue length (bytes) */ __u32 qth_min; /* Min average length threshold (bytes) */ __u32 qth_max; /* Max average length threshold (bytes) */ @@ -200,8 +198,7 @@ struct tc_red_qopt #define TC_RED_HARDDROP 2 }; -struct tc_red_xstats -{ +struct tc_red_xstats { __u32 early; /* Early drops */ __u32 pdrop; /* Drops due to queue limits */ __u32 other; /* Drops due to drop() calls */ @@ -212,8 +209,7 @@ struct tc_red_xstats #define MAX_DPs 16 -enum -{ +enum { TCA_GRED_UNSPEC, TCA_GRED_PARMS, TCA_GRED_STAB, @@ -223,8 +219,7 @@ enum #define TCA_GRED_MAX (__TCA_GRED_MAX - 1) -struct tc_gred_qopt -{ +struct tc_gred_qopt { __u32 limit; /* HARD maximal queue length (bytes) */ __u32 qth_min; /* Min average length threshold (bytes) */ __u32 qth_max; /* Max average length threshold (bytes) */ @@ -244,8 +239,7 @@ struct tc_gred_qopt }; /* gred setup */ -struct tc_gred_sopt -{ +struct tc_gred_sopt { __u32 DPs; __u32 def_DP; __u8 grio; @@ -258,8 +252,7 @@ struct tc_gred_sopt #define TC_HTB_MAXDEPTH 8 #define TC_HTB_PROTOVER 3 /* the same as HTB and TC's major */ -struct tc_htb_opt -{ +struct tc_htb_opt { struct tc_ratespec rate; struct tc_ratespec ceil; __u32 buffer; @@ -268,8 +261,7 @@ struct tc_htb_opt __u32 level; /* out only */ __u32 prio; }; -struct tc_htb_glob -{ +struct tc_htb_glob { __u32 version; /* to match HTB/TC */ __u32 rate2quantum; /* bps->quantum divisor */ __u32 defcls; /* default class number */ @@ -278,8 +270,7 @@ struct tc_htb_glob /* stats */ __u32 direct_pkts; /* count of non shapped packets */ }; -enum -{ +enum { TCA_HTB_UNSPEC, TCA_HTB_PARMS, TCA_HTB_INIT, @@ -290,8 +281,7 @@ enum #define TCA_HTB_MAX (__TCA_HTB_MAX - 1) -struct tc_htb_xstats -{ +struct tc_htb_xstats { __u32 lends; __u32 borrows; __u32 giants; /* too big packets (rate will not be accurate) */ @@ -301,28 +291,24 @@ struct tc_htb_xstats /* HFSC section */ -struct tc_hfsc_qopt -{ +struct tc_hfsc_qopt { __u16 defcls; /* default class */ }; -struct tc_service_curve -{ +struct tc_service_curve { __u32 m1; /* slope of the first segment in bps */ __u32 d; /* x-projection of the first segment in us */ __u32 m2; /* slope of the second segment in bps */ }; -struct tc_hfsc_stats -{ +struct tc_hfsc_stats { __u64 work; /* total work done */ __u64 rtwork; /* work done by real-time criteria */ __u32 period; /* current period */ __u32 level; /* class level in hierarchy */ }; -enum -{ +enum { TCA_HFSC_UNSPEC, TCA_HFSC_RSC, TCA_HFSC_FSC, @@ -339,8 +325,7 @@ enum #define TC_CBQ_MAXLEVEL 8 #define TC_CBQ_DEF_EWMA 5 -struct tc_cbq_lssopt -{ +struct tc_cbq_lssopt { unsigned char change; unsigned char flags; #define TCF_CBQ_LSS_BOUNDED 1 @@ -359,8 +344,7 @@ struct tc_cbq_lssopt __u32 avpkt; }; -struct tc_cbq_wrropt -{ +struct tc_cbq_wrropt { unsigned char flags; unsigned char priority; unsigned char cpriority; @@ -369,8 +353,7 @@ struct tc_cbq_wrropt __u32 weight; }; -struct tc_cbq_ovl -{ +struct tc_cbq_ovl { unsigned char strategy; #define TC_CBQ_OVL_CLASSIC 0 #define TC_CBQ_OVL_DELAY 1 @@ -382,30 +365,26 @@ struct tc_cbq_ovl __u32 penalty; }; -struct tc_cbq_police -{ +struct tc_cbq_police { unsigned char police; unsigned char __res1; unsigned short __res2; }; -struct tc_cbq_fopt -{ +struct tc_cbq_fopt { __u32 split; __u32 defmap; __u32 defchange; }; -struct tc_cbq_xstats -{ +struct tc_cbq_xstats { __u32 borrows; __u32 overactions; __s32 avgidle; __s32 undertime; }; -enum -{ +enum { TCA_CBQ_UNSPEC, TCA_CBQ_LSSOPT, TCA_CBQ_WRROPT, @@ -450,8 +429,7 @@ enum { /* Network emulator */ -enum -{ +enum { TCA_NETEM_UNSPEC, TCA_NETEM_CORR, TCA_NETEM_DELAY_DIST, @@ -462,8 +440,7 @@ enum #define TCA_NETEM_MAX (__TCA_NETEM_MAX - 1) -struct tc_netem_qopt -{ +struct tc_netem_qopt { __u32 latency; /* added delay (us) */ __u32 limit; /* fifo limit (packets) */ __u32 loss; /* random packet loss (0=none ~0=100%) */ @@ -472,25 +449,36 @@ struct tc_netem_qopt __u32 jitter; /* random jitter in latency (us) */ }; -struct tc_netem_corr -{ +struct tc_netem_corr { __u32 delay_corr; /* delay correlation */ __u32 loss_corr; /* packet loss correlation */ __u32 dup_corr; /* duplicate correlation */ }; -struct tc_netem_reorder -{ +struct tc_netem_reorder { __u32 probability; __u32 correlation; }; -struct tc_netem_corrupt -{ +struct tc_netem_corrupt { __u32 probability; __u32 correlation; }; #define NETEM_DIST_SCALE 8192 +/* DRR */ + +enum { + TCA_DRR_UNSPEC, + TCA_DRR_QUANTUM, + __TCA_DRR_MAX +}; + +#define TCA_DRR_MAX (__TCA_DRR_MAX - 1) + +struct tc_drr_stats { + __u32 deficit; +}; + #endif