mirror of
https://github.com/versity/scoutfs.git
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cca83b1758
The get_fs_roots rpc and server interfaces were built around individual roots. Rebuild it around passing around a struct so that we can add roots without impacting all the current users. Signed-off-by: Zach Brown <zab@versity.com>
81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
#ifndef _SCOUTFS_SERVER_H_
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#define _SCOUTFS_SERVER_H_
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#define SI4_FMT "%u.%u.%u.%u:%u"
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#define si4_trace_define(name) \
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__field(__u32, name##_addr) \
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__field(__u16, name##_port)
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#define si4_trace_assign(name, sin) \
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do { \
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__typeof__(sin) _sin = (sin); \
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\
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__entry->name##_addr = be32_to_cpu(_sin->sin_addr.s_addr); \
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__entry->name##_port = be16_to_cpu(_sin->sin_port); \
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} while(0)
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#define si4_trace_args(name) \
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(__entry->name##_addr >> 24), \
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(__entry->name##_addr >> 16) & 255, \
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(__entry->name##_addr >> 8) & 255, \
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__entry->name##_addr & 255, \
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__entry->name##_port
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#define SNH_FMT \
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"seq %llu recv_seq %llu id %llu data_len %u cmd %u flags 0x%x error %u"
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#define SNH_ARG(nh) \
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le64_to_cpu((nh)->seq), le64_to_cpu((nh)->recv_seq), \
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le64_to_cpu((nh)->id), le16_to_cpu((nh)->data_len), (nh)->cmd, \
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(nh)->flags, (nh)->error
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#define snh_trace_define(name) \
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__field(__u64, name##_seq) \
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__field(__u64, name##_recv_seq) \
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__field(__u64, name##_id) \
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__field(__u16, name##_data_len) \
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__field(__u8, name##_cmd) \
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__field(__u8, name##_flags) \
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__field(__u8, name##_error)
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#define snh_trace_assign(name, nh) \
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do { \
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__typeof__(nh) _nh = (nh); \
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\
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__entry->name##_seq = le64_to_cpu(_nh->seq); \
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__entry->name##_recv_seq = le64_to_cpu(_nh->recv_seq); \
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__entry->name##_id = le64_to_cpu(_nh->id); \
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__entry->name##_data_len = le16_to_cpu(_nh->data_len); \
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__entry->name##_cmd = _nh->cmd; \
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__entry->name##_flags = _nh->flags; \
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__entry->name##_error = _nh->error; \
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} while (0)
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#define snh_trace_args(name) \
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__entry->name##_seq, __entry->name##_recv_seq, __entry->name##_id, \
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__entry->name##_data_len, __entry->name##_cmd, __entry->name##_flags, \
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__entry->name##_error
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int scoutfs_server_lock_request(struct super_block *sb, u64 rid,
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struct scoutfs_net_lock *nl);
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int scoutfs_server_lock_response(struct super_block *sb, u64 rid, u64 id,
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struct scoutfs_net_lock_grant_response *gr);
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int scoutfs_server_lock_recover_request(struct super_block *sb, u64 rid,
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struct scoutfs_key *key);
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void scoutfs_server_get_roots(struct super_block *sb,
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struct scoutfs_net_roots *roots);
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int scoutfs_server_hold_commit(struct super_block *sb);
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int scoutfs_server_apply_commit(struct super_block *sb, int err);
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struct sockaddr_in;
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struct scoutfs_quorum_elected_info;
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int scoutfs_server_start(struct super_block *sb, struct sockaddr_in *sin,
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u64 term);
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void scoutfs_server_abort(struct super_block *sb);
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void scoutfs_server_stop(struct super_block *sb);
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int scoutfs_server_setup(struct super_block *sb);
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void scoutfs_server_destroy(struct super_block *sb);
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#endif
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