struct nrs_tbf_head;
struct nrs_tbf_cmd;
+#define NRS_TBF_MATCH_FULL 0x0000001
+#define NRS_TBF_MATCH_WILDCARD 0x0000002
+
struct nrs_tbf_jobid {
char *tj_id;
+ __u32 tj_match_flag;
struct list_head tj_linkage;
};
+#define MAX_U32_STR_LEN 10
+#define NRS_TBF_KEY_LEN (LNET_NIDSTR_SIZE + LUSTRE_JOBID_SIZE + \
+ MAX_U32_STR_LEN + MAX_U32_STR_LEN + 3 + 2)
+
+enum nrs_tbf_flag {
+ NRS_TBF_FLAG_INVALID = 0x0000000,
+ NRS_TBF_FLAG_JOBID = 0x0000001,
+ NRS_TBF_FLAG_NID = 0x0000002,
+ NRS_TBF_FLAG_OPCODE = 0x0000004,
+ NRS_TBF_FLAG_GENERIC = 0x0000008,
+ NRS_TBF_FLAG_UID = 0x0000010,
+ NRS_TBF_FLAG_GID = 0x0000020,
+};
+
+struct tbf_id {
+ enum nrs_tbf_flag ti_type;
+ u32 ti_uid;
+ u32 ti_gid;
+};
+
+struct nrs_tbf_id {
+ struct tbf_id nti_id;
+ struct list_head nti_linkage;
+};
+
struct nrs_tbf_client {
/** Resource object for policy instance. */
struct ptlrpc_nrs_resource tc_res;
lnet_nid_t tc_nid;
/** Jobid of the client. */
char tc_jobid[LUSTRE_JOBID_SIZE];
+ /** opcode of the client. */
+ __u32 tc_opcode;
+ /** gid or uid of the client. */
+ struct tbf_id tc_id;
+ /** Hash key of the client. */
+ char tc_key[NRS_TBF_KEY_LEN];
/** Reference number of the client. */
atomic_t tc_ref;
/** Lock to protect rule and linkage. */
/** Generation of the rule matched. */
__u64 tc_rule_generation;
/** Limit of RPC rate. */
- __u64 tc_rpc_rate;
+ u32 tc_rpc_rate;
/** Time to wait for next token. */
__u64 tc_nsecs;
/** RPC token number. */
__u64 tc_depth;
/** Time check-point. */
__u64 tc_check_time;
+ /** Deadline of a class */
+ __u64 tc_deadline;
+ /**
+ * Time residue: the remainder of elapsed time
+ * divided by nsecs when dequeue a request.
+ */
+ __u64 tc_nsecs_resid;
/** List of queued requests. */
struct list_head tc_list;
/** Node in binary heap. */
- cfs_binheap_node_t tc_node;
+ struct cfs_binheap_node tc_node;
/** Whether the client is in heap. */
bool tc_in_heap;
/** Sequence of the newest rule. */
#define MAX_TBF_NAME (16)
-#define NTRS_STOPPING 0x0000001
-#define NTRS_DEFAULT 0x0000002
+enum nrs_rule_flags {
+ NTRS_STOPPING = 0x00000001,
+ NTRS_DEFAULT = 0x00000002,
+ NTRS_REALTIME = 0x00000004,
+};
struct nrs_tbf_rule {
/** Name of the rule. */
struct list_head tr_jobids;
/** Jobid list string of the rule.*/
char *tr_jobids_str;
+ /** uid/gid list of the rule. */
+ struct list_head tr_ids;
+ /** uid/gid list string of the rule. */
+ char *tr_ids_str;
+ /** Opcode bitmap of the rule. */
+ struct cfs_bitmap *tr_opcodes;
+ /** Opcode list string of the rule.*/
+ char *tr_opcodes_str;
+ /** Condition list of the rule.*/
+ struct list_head tr_conds;
+ /** Generic condition string of the rule. */
+ char *tr_conds_str;
/** RPC/s limit. */
- __u64 tr_rpc_rate;
+ u32 tr_rpc_rate;
/** Time to wait for next token. */
- __u64 tr_nsecs;
+ u64 tr_nsecs_per_rpc;
/** Token bucket depth. */
__u64 tr_depth;
/** Lock to protect the list of clients. */
/** List of client. */
struct list_head tr_cli_list;
/** Flags of the rule. */
- __u32 tr_flags;
+ enum nrs_rule_flags tr_flags;
/** Usage Reference count taken on the rule. */
atomic_t tr_ref;
/** Generation of the rule. */
#define NRS_TBF_TYPE_JOBID "jobid"
#define NRS_TBF_TYPE_NID "nid"
+#define NRS_TBF_TYPE_OPCODE "opcode"
+#define NRS_TBF_TYPE_GENERIC "generic"
+#define NRS_TBF_TYPE_UID "uid"
+#define NRS_TBF_TYPE_GID "gid"
#define NRS_TBF_TYPE_MAX_LEN 20
-#define NRS_TBF_FLAG_JOBID 0x0000001
-#define NRS_TBF_FLAG_NID 0x0000002
+
+struct nrs_tbf_type {
+ const char *ntt_name;
+ enum nrs_tbf_flag ntt_flag;
+ struct nrs_tbf_ops *ntt_ops;
+};
struct nrs_tbf_bucket {
/**
/**
* Heap of queues.
*/
- cfs_binheap_t *th_binheap;
+ struct cfs_binheap *th_binheap;
/**
* Hash of clients.
*/
enum nrs_tbf_cmd_type {
NRS_CTL_TBF_START_RULE = 0,
NRS_CTL_TBF_STOP_RULE,
- NRS_CTL_TBF_CHANGE_RATE,
+ NRS_CTL_TBF_CHANGE_RULE,
};
struct nrs_tbf_cmd {
- enum nrs_tbf_cmd_type tc_cmd;
- char *tc_name;
- __u64 tc_rpc_rate;
- struct list_head tc_nids;
- char *tc_nids_str;
- struct list_head tc_jobids;
- char *tc_jobids_str;
- __u32 tc_valid_types;
- __u32 tc_rule_flags;
+ enum nrs_tbf_cmd_type tc_cmd;
+ char *tc_name;
+ union {
+ struct nrs_tbf_cmd_start {
+ __u64 ts_rpc_rate;
+ struct list_head ts_nids;
+ char *ts_nids_str;
+ struct list_head ts_jobids;
+ char *ts_jobids_str;
+ struct list_head ts_ids;
+ char *ts_ids_str;
+ char *ts_opcodes_str;
+ struct list_head ts_conds;
+ char *ts_conds_str;
+ __u32 ts_valid_type;
+ enum nrs_rule_flags ts_rule_flags;
+ char *ts_next_name;
+ } tc_start;
+ struct nrs_tbf_cmd_change {
+ __u64 tc_rpc_rate;
+ char *tc_next_name;
+ } tc_change;
+ } u;
+};
+
+enum nrs_tbf_field {
+ NRS_TBF_FIELD_NID,
+ NRS_TBF_FIELD_JOBID,
+ NRS_TBF_FIELD_OPCODE,
+ NRS_TBF_FIELD_UID,
+ NRS_TBF_FIELD_GID,
+ NRS_TBF_FIELD_MAX
+};
+
+struct nrs_tbf_expression {
+ enum nrs_tbf_field te_field;
+ struct list_head te_cond;
+ struct cfs_bitmap *te_opcodes;
+ struct list_head te_linkage;
+};
+
+struct nrs_tbf_conjunction {
+ /**
+ * link to disjunction.
+ */
+ struct list_head tc_linkage;
+ /**
+ * list of logical conjunction
+ */
+ struct list_head tc_expressions;
};
struct nrs_tbf_req {
* Write the the data of a TBF policy.
*/
NRS_CTL_TBF_WR_RULE,
+ /**
+ * Read the TBF policy type preset by proc entry "nrs_policies".
+ */
+ NRS_CTL_TBF_RD_TYPE_FLAG,
};
/** @} tbf */
git://git.whamcloud.com / fs / lustre-release.git / blobdiff