Make profile io op overrides a dedicated structure
[fio.git] / profile.c
1 #include "fio.h"
2 #include "profile.h"
3 #include "debug.h"
4 #include "flist.h"
5 #include "options.h"
6
7 static FLIST_HEAD(profile_list);
8
9 struct profile_ops *find_profile(const char *profile)
10 {
11         struct profile_ops *ops = NULL;
12         struct flist_head *n;
13
14         flist_for_each(n, &profile_list) {
15                 ops = flist_entry(n, struct profile_ops, list);
16                 if (!strcmp(profile, ops->name))
17                         break;
18
19                 ops = NULL;
20         }
21
22         return ops;
23 }
24
25 int load_profile(const char *profile)
26 {
27         struct profile_ops *ops;
28
29         dprint(FD_PROFILE, "loading profile '%s'\n", profile);
30
31         ops = find_profile(profile);
32         if (ops) {
33                 ops->prep_cmd();
34                 add_job_opts(ops->cmdline);
35                 return 0;
36         }
37
38         log_err("fio: profile '%s' not found\n", profile);
39         return 1;
40 }
41
42 static int add_profile_options(struct profile_ops *ops)
43 {
44         struct fio_option *o;
45         
46         if (!ops->options)
47                 return 0;
48
49         o = ops->options;
50         while (o->name) {
51                 o->prof_name = ops->name;
52                 if (add_option(o))
53                         return 1;
54                 o++;
55         }
56
57         return 0;
58 }
59
60 int register_profile(struct profile_ops *ops)
61 {
62         int ret;
63
64         dprint(FD_PROFILE, "register profile '%s'\n", ops->name);
65
66         ret = add_profile_options(ops);
67         if (!ret) {
68                 flist_add_tail(&ops->list, &profile_list);
69                 add_opt_posval("profile", ops->name, ops->desc);
70                 return 0;
71         }
72
73         invalidate_profile_options(ops->name);
74         return ret;
75 }
76
77 void unregister_profile(struct profile_ops *ops)
78 {
79         dprint(FD_PROFILE, "unregister profile '%s'\n", ops->name);
80         flist_del(&ops->list);
81         invalidate_profile_options(ops->name);
82         del_opt_posval("profile", ops->name);
83 }
84
85 void profile_add_hooks(struct thread_data *td)
86 {
87         struct profile_ops *ops;
88
89         if (!exec_profile)
90                 return;
91
92         ops = find_profile(exec_profile);
93         if (!ops)
94                 return;
95
96         if (ops->io_ops)
97                 td->prof_io_ops = *ops->io_ops;
98 }