1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM 2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM kyber 3 #define TRACE_SYSTEM kyber
4 4
5 #if !defined(_TRACE_KYBER_H) || defined(TRACE_ 5 #if !defined(_TRACE_KYBER_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_KYBER_H 6 #define _TRACE_KYBER_H
7 7
8 #include <linux/blkdev.h> 8 #include <linux/blkdev.h>
9 #include <linux/tracepoint.h> 9 #include <linux/tracepoint.h>
10 10
11 #define DOMAIN_LEN 16 11 #define DOMAIN_LEN 16
12 #define LATENCY_TYPE_LEN 8 12 #define LATENCY_TYPE_LEN 8
13 13
14 TRACE_EVENT(kyber_latency, 14 TRACE_EVENT(kyber_latency,
15 15
16 TP_PROTO(dev_t dev, const char *domain !! 16 TP_PROTO(struct request_queue *q, const char *domain, const char *type,
17 unsigned int percentile, unsi 17 unsigned int percentile, unsigned int numerator,
18 unsigned int denominator, uns 18 unsigned int denominator, unsigned int samples),
19 19
20 TP_ARGS(dev, domain, type, percentile, !! 20 TP_ARGS(q, domain, type, percentile, numerator, denominator, samples),
21 21
22 TP_STRUCT__entry( 22 TP_STRUCT__entry(
23 __field( dev_t, dev 23 __field( dev_t, dev )
24 __array( char, domain 24 __array( char, domain, DOMAIN_LEN )
25 __array( char, type, 25 __array( char, type, LATENCY_TYPE_LEN )
26 __field( u8, percen 26 __field( u8, percentile )
27 __field( u8, numera 27 __field( u8, numerator )
28 __field( u8, denomi 28 __field( u8, denominator )
29 __field( unsigned int, 29 __field( unsigned int, samples )
30 ), 30 ),
31 31
32 TP_fast_assign( 32 TP_fast_assign(
33 __entry->dev = dev; !! 33 __entry->dev = disk_devt(queue_to_disk(q));
34 strscpy(__entry->domain, domai !! 34 strlcpy(__entry->domain, domain, sizeof(__entry->domain));
35 strscpy(__entry->type, type, s !! 35 strlcpy(__entry->type, type, sizeof(__entry->type));
36 __entry->percentile = perc 36 __entry->percentile = percentile;
37 __entry->numerator = nume 37 __entry->numerator = numerator;
38 __entry->denominator = deno 38 __entry->denominator = denominator;
39 __entry->samples = samp 39 __entry->samples = samples;
40 ), 40 ),
41 41
42 TP_printk("%d,%d %s %s p%u %u/%u sampl 42 TP_printk("%d,%d %s %s p%u %u/%u samples=%u",
43 MAJOR(__entry->dev), MINOR(_ 43 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
44 __entry->type, __entry->perc 44 __entry->type, __entry->percentile, __entry->numerator,
45 __entry->denominator, __entr 45 __entry->denominator, __entry->samples)
46 ); 46 );
47 47
48 TRACE_EVENT(kyber_adjust, 48 TRACE_EVENT(kyber_adjust,
49 49
50 TP_PROTO(dev_t dev, const char *domain !! 50 TP_PROTO(struct request_queue *q, const char *domain,
>> 51 unsigned int depth),
51 52
52 TP_ARGS(dev, domain, depth), !! 53 TP_ARGS(q, domain, depth),
53 54
54 TP_STRUCT__entry( 55 TP_STRUCT__entry(
55 __field( dev_t, dev 56 __field( dev_t, dev )
56 __array( char, domain 57 __array( char, domain, DOMAIN_LEN )
57 __field( unsigned int, 58 __field( unsigned int, depth )
58 ), 59 ),
59 60
60 TP_fast_assign( 61 TP_fast_assign(
61 __entry->dev = dev; !! 62 __entry->dev = disk_devt(queue_to_disk(q));
62 strscpy(__entry->domain, domai !! 63 strlcpy(__entry->domain, domain, sizeof(__entry->domain));
63 __entry->depth = dept 64 __entry->depth = depth;
64 ), 65 ),
65 66
66 TP_printk("%d,%d %s %u", 67 TP_printk("%d,%d %s %u",
67 MAJOR(__entry->dev), MINOR(_ 68 MAJOR(__entry->dev), MINOR(__entry->dev), __entry->domain,
68 __entry->depth) 69 __entry->depth)
69 ); 70 );
70 71
71 TRACE_EVENT(kyber_throttled, 72 TRACE_EVENT(kyber_throttled,
72 73
73 TP_PROTO(dev_t dev, const char *domain !! 74 TP_PROTO(struct request_queue *q, const char *domain),
74 75
75 TP_ARGS(dev, domain), !! 76 TP_ARGS(q, domain),
76 77
77 TP_STRUCT__entry( 78 TP_STRUCT__entry(
78 __field( dev_t, dev 79 __field( dev_t, dev )
79 __array( char, domain 80 __array( char, domain, DOMAIN_LEN )
80 ), 81 ),
81 82
82 TP_fast_assign( 83 TP_fast_assign(
83 __entry->dev = dev; !! 84 __entry->dev = disk_devt(queue_to_disk(q));
84 strscpy(__entry->domain, domai !! 85 strlcpy(__entry->domain, domain, sizeof(__entry->domain));
85 ), 86 ),
86 87
87 TP_printk("%d,%d %s", MAJOR(__entry->d 88 TP_printk("%d,%d %s", MAJOR(__entry->dev), MINOR(__entry->dev),
88 __entry->domain) 89 __entry->domain)
89 ); 90 );
90 91
91 #define _TRACE_KYBER_H 92 #define _TRACE_KYBER_H
92 #endif /* _TRACE_KYBER_H */ 93 #endif /* _TRACE_KYBER_H */
93 94
94 /* This part must be outside protection */ 95 /* This part must be outside protection */
95 #include <trace/define_trace.h> 96 #include <trace/define_trace.h>
96 97
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