74 lines
1.8 KiB
C
74 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2025, LG Electronics.
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* Author(s): Hyunchul Lee <hyc.lee@gmail.com>
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* Copyright (C) 2025, Samsung Electronics.
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* Author(s): Vedansh Bhardwaj <v.bhardwaj@samsung.com>
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*/
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#ifndef __KSMBD_STATS_H__
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#define __KSMBD_STATS_H__
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#define KSMBD_COUNTER_MAX_REQS 19
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enum {
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KSMBD_COUNTER_SESSIONS = 0,
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KSMBD_COUNTER_TREE_CONNS,
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KSMBD_COUNTER_REQUESTS,
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KSMBD_COUNTER_READ_BYTES,
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KSMBD_COUNTER_WRITE_BYTES,
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KSMBD_COUNTER_FIRST_REQ,
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KSMBD_COUNTER_LAST_REQ = KSMBD_COUNTER_FIRST_REQ +
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KSMBD_COUNTER_MAX_REQS - 1,
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KSMBD_COUNTER_MAX,
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};
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#ifdef CONFIG_PROC_FS
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extern struct ksmbd_counters ksmbd_counters;
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struct ksmbd_counters {
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struct percpu_counter counters[KSMBD_COUNTER_MAX];
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};
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static inline void ksmbd_counter_inc(int type)
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{
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percpu_counter_inc(&ksmbd_counters.counters[type]);
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}
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static inline void ksmbd_counter_dec(int type)
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{
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percpu_counter_dec(&ksmbd_counters.counters[type]);
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}
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static inline void ksmbd_counter_add(int type, s64 value)
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{
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percpu_counter_add(&ksmbd_counters.counters[type], value);
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}
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static inline void ksmbd_counter_sub(int type, s64 value)
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{
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percpu_counter_sub(&ksmbd_counters.counters[type], value);
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}
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static inline void ksmbd_counter_inc_reqs(unsigned int cmd)
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{
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if (cmd < KSMBD_COUNTER_MAX_REQS)
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percpu_counter_inc(&ksmbd_counters.counters[KSMBD_COUNTER_FIRST_REQ + cmd]);
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}
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static inline s64 ksmbd_counter_sum(int type)
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{
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return percpu_counter_sum_positive(&ksmbd_counters.counters[type]);
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}
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#else
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static inline void ksmbd_counter_inc(int type) {}
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static inline void ksmbd_counter_dec(int type) {}
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static inline void ksmbd_counter_add(int type, s64 value) {}
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static inline void ksmbd_counter_sub(int type, s64 value) {}
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static inline void ksmbd_counter_inc_reqs(unsigned int cmd) {}
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static inline s64 ksmbd_counter_sum(int type) { return 0; }
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#endif
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#endif
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