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Line 34... | Line 34... | ||
34 | #include <mm/frame.h> |
34 | #include <mm/frame.h> |
35 | #include <memstr.h> |
35 | #include <memstr.h> |
36 | #include <synch/condvar.h> |
36 | #include <synch/condvar.h> |
37 | #include <synch/mutex.h> |
37 | #include <synch/mutex.h> |
38 | 38 | ||
39 | #define ITEM_SIZE 256 |
39 | #define ITEM_SIZE 256 |
40 | 40 | ||
41 | /** Fill memory with 2 caches, when allocation fails, |
41 | /** Fill memory with 2 caches, when allocation fails, |
42 | * free one of the caches. We should have everything in magazines, |
42 | * free one of the caches. We should have everything in magazines, |
43 | * now allocation should clean magazines and allow for full allocation. |
43 | * now allocation should clean magazines and allow for full allocation. |
44 | */ |
44 | */ |
45 | static void totalmemtest(bool quiet) |
45 | static void totalmemtest(void) |
46 | { |
46 | { |
47 | slab_cache_t *cache1; |
47 | slab_cache_t *cache1; |
48 | slab_cache_t *cache2; |
48 | slab_cache_t *cache2; |
49 | int i; |
49 | int i; |
50 | 50 | ||
51 | void *data1, *data2; |
51 | void *data1, *data2; |
52 | void *olddata1 = NULL, *olddata2 = NULL; |
52 | void *olddata1 = NULL, *olddata2 = NULL; |
53 | 53 | ||
54 | cache1 = slab_cache_create("cache1_tst", ITEM_SIZE, 0, NULL, NULL, 0); |
54 | cache1 = slab_cache_create("cache1_tst", ITEM_SIZE, 0, NULL, NULL, 0); |
55 | cache2 = slab_cache_create("cache2_tst", ITEM_SIZE, 0, NULL, NULL, 0); |
55 | cache2 = slab_cache_create("cache2_tst", ITEM_SIZE, 0, NULL, NULL, 0); |
56 | 56 | ||
57 | if (!quiet) |
- | |
58 | printf("Allocating..."); |
57 | TPRINTF("Allocating..."); |
59 | 58 | ||
60 | /* Use atomic alloc, so that we find end of memory */ |
59 | /* Use atomic alloc, so that we find end of memory */ |
61 | do { |
60 | do { |
62 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
61 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
63 | data2 = slab_alloc(cache2, FRAME_ATOMIC); |
62 | data2 = slab_alloc(cache2, FRAME_ATOMIC); |
Line 72... | Line 71... | ||
72 | memsetb(data2, ITEM_SIZE, 0); |
71 | memsetb(data2, ITEM_SIZE, 0); |
73 | *((void **) data1) = olddata1; |
72 | *((void **) data1) = olddata1; |
74 | *((void **) data2) = olddata2; |
73 | *((void **) data2) = olddata2; |
75 | olddata1 = data1; |
74 | olddata1 = data1; |
76 | olddata2 = data2; |
75 | olddata2 = data2; |
77 | } while (1); |
76 | } while (true); |
78 | 77 | ||
79 | if (!quiet) { |
- | |
80 | printf("done.\n"); |
78 | TPRINTF("done.\n"); |
- | 79 | ||
81 | printf("Deallocating cache2..."); |
80 | TPRINTF("Deallocating cache2..."); |
82 | } |
- | |
83 | 81 | ||
84 | /* We do not have memory - now deallocate cache2 */ |
82 | /* We do not have memory - now deallocate cache2 */ |
85 | while (olddata2) { |
83 | while (olddata2) { |
86 | data2 = *((void **) olddata2); |
84 | data2 = *((void **) olddata2); |
87 | slab_free(cache2, olddata2); |
85 | slab_free(cache2, olddata2); |
88 | olddata2 = data2; |
86 | olddata2 = data2; |
89 | } |
87 | } |
90 | 88 | ||
91 | if (!quiet) { |
- | |
92 | printf("done.\n"); |
89 | TPRINTF("done.\n"); |
- | 90 | ||
93 | printf("Allocating to cache1...\n"); |
91 | TPRINTF("Allocating to cache1...\n"); |
94 | } |
- | |
95 | 92 | ||
96 | for (i = 0; i < 30; i++) { |
93 | for (i = 0; i < 30; i++) { |
97 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
94 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
98 | if (!data1) { |
95 | if (!data1) { |
99 | if (!quiet) |
- | |
100 | printf("Incorrect memory size - use another test."); |
96 | TPRINTF("Incorrect memory size - use another test."); |
101 | return; |
97 | return; |
102 | } |
98 | } |
103 | memsetb(data1, ITEM_SIZE, 0); |
99 | memsetb(data1, ITEM_SIZE, 0); |
104 | *((void **) data1) = olddata1; |
100 | *((void **) data1) = olddata1; |
105 | olddata1 = data1; |
101 | olddata1 = data1; |
106 | } |
102 | } |
107 | while (1) { |
103 | while (true) { |
108 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
104 | data1 = slab_alloc(cache1, FRAME_ATOMIC); |
109 | if (!data1) |
105 | if (!data1) |
110 | break; |
106 | break; |
111 | memsetb(data1, ITEM_SIZE, 0); |
107 | memsetb(data1, ITEM_SIZE, 0); |
112 | *((void **) data1) = olddata1; |
108 | *((void **) data1) = olddata1; |
113 | olddata1 = data1; |
109 | olddata1 = data1; |
114 | } |
110 | } |
115 | 111 | ||
116 | if (!quiet) |
- | |
117 | printf("Deallocating cache1..."); |
112 | TPRINTF("Deallocating cache1..."); |
118 | 113 | ||
119 | while (olddata1) { |
114 | while (olddata1) { |
120 | data1 = *((void **) olddata1); |
115 | data1 = *((void **) olddata1); |
121 | slab_free(cache1, olddata1); |
116 | slab_free(cache1, olddata1); |
122 | olddata1 = data1; |
117 | olddata1 = data1; |
123 | } |
118 | } |
124 | 119 | ||
125 | if (!quiet) { |
120 | TPRINTF("done.\n"); |
- | 121 | ||
126 | printf("done.\n"); |
122 | if (!test_quiet) |
127 | slab_print_list(); |
123 | slab_print_list(); |
128 | } |
- | |
129 | 124 | ||
130 | slab_cache_destroy(cache1); |
125 | slab_cache_destroy(cache1); |
131 | slab_cache_destroy(cache2); |
126 | slab_cache_destroy(cache2); |
132 | } |
127 | } |
133 | 128 | ||
134 | static slab_cache_t *thr_cache; |
129 | static slab_cache_t *thr_cache; |
135 | static semaphore_t thr_sem; |
130 | static semaphore_t thr_sem; |
136 | static condvar_t thread_starter; |
131 | static condvar_t thread_starter; |
137 | static mutex_t starter_mutex; |
132 | static mutex_t starter_mutex; |
138 | static bool sh_quiet; |
- | |
139 | 133 | ||
140 | #define THREADS 8 |
134 | #define THREADS 8 |
141 | 135 | ||
142 | static void slabtest(void *priv) |
136 | static void slabtest(void *priv) |
143 | { |
137 | { |
144 | void *data = NULL, *new; |
138 | void *data = NULL, *new; |
145 | 139 | ||
Line 147... | Line 141... | ||
147 | 141 | ||
148 | mutex_lock(&starter_mutex); |
142 | mutex_lock(&starter_mutex); |
149 | condvar_wait(&thread_starter,&starter_mutex); |
143 | condvar_wait(&thread_starter,&starter_mutex); |
150 | mutex_unlock(&starter_mutex); |
144 | mutex_unlock(&starter_mutex); |
151 | 145 | ||
152 | if (!sh_quiet) |
- | |
153 | printf("Starting thread #%" PRIu64 "...\n", THREAD->tid); |
146 | TPRINTF("Starting thread #%" PRIu64 "...\n", THREAD->tid); |
154 | 147 | ||
155 | /* Alloc all */ |
148 | /* Alloc all */ |
156 | if (!sh_quiet) |
- | |
157 | printf("Thread #%" PRIu64 " allocating...\n", THREAD->tid); |
149 | TPRINTF("Thread #%" PRIu64 " allocating...\n", THREAD->tid); |
158 | 150 | ||
159 | while (1) { |
151 | while (true) { |
160 | /* Call with atomic to detect end of memory */ |
152 | /* Call with atomic to detect end of memory */ |
161 | new = slab_alloc(thr_cache, FRAME_ATOMIC); |
153 | new = slab_alloc(thr_cache, FRAME_ATOMIC); |
162 | if (!new) |
154 | if (!new) |
163 | break; |
155 | break; |
164 | *((void **) new) = data; |
156 | *((void **) new) = data; |
165 | data = new; |
157 | data = new; |
166 | } |
158 | } |
167 | 159 | ||
168 | if (!sh_quiet) |
- | |
169 | printf("Thread #%" PRIu64 " releasing...\n", THREAD->tid); |
160 | TPRINTF("Thread #%" PRIu64 " releasing...\n", THREAD->tid); |
170 | 161 | ||
171 | while (data) { |
162 | while (data) { |
172 | new = *((void **)data); |
163 | new = *((void **)data); |
173 | *((void **) data) = NULL; |
164 | *((void **) data) = NULL; |
174 | slab_free(thr_cache, data); |
165 | slab_free(thr_cache, data); |
175 | data = new; |
166 | data = new; |
176 | } |
167 | } |
177 | 168 | ||
178 | if (!sh_quiet) |
- | |
179 | printf("Thread #%" PRIu64 " allocating...\n", THREAD->tid); |
169 | TPRINTF("Thread #%" PRIu64 " allocating...\n", THREAD->tid); |
180 | 170 | ||
181 | while (1) { |
171 | while (true) { |
182 | /* Call with atomic to detect end of memory */ |
172 | /* Call with atomic to detect end of memory */ |
183 | new = slab_alloc(thr_cache, FRAME_ATOMIC); |
173 | new = slab_alloc(thr_cache, FRAME_ATOMIC); |
184 | if (!new) |
174 | if (!new) |
185 | break; |
175 | break; |
186 | *((void **) new) = data; |
176 | *((void **) new) = data; |
187 | data = new; |
177 | data = new; |
188 | } |
178 | } |
189 | 179 | ||
190 | if (!sh_quiet) |
- | |
191 | printf("Thread #%" PRIu64 " releasing...\n", THREAD->tid); |
180 | TPRINTF("Thread #%" PRIu64 " releasing...\n", THREAD->tid); |
192 | 181 | ||
193 | while (data) { |
182 | while (data) { |
194 | new = *((void **)data); |
183 | new = *((void **)data); |
195 | *((void **) data) = NULL; |
184 | *((void **) data) = NULL; |
196 | slab_free(thr_cache, data); |
185 | slab_free(thr_cache, data); |
197 | data = new; |
186 | data = new; |
198 | } |
187 | } |
199 | 188 | ||
- | 189 | TPRINTF("Thread #%" PRIu64 " finished\n", THREAD->tid); |
|
- | 190 | ||
200 | if (!sh_quiet) |
191 | if (!test_quiet) |
201 | printf("Thread #%" PRIu64 " finished\n", THREAD->tid); |
192 | slab_print_list(); |
202 | 193 | ||
203 | slab_print_list(); |
- | |
204 | semaphore_up(&thr_sem); |
194 | semaphore_up(&thr_sem); |
205 | } |
195 | } |
206 | 196 | ||
207 | static void multitest(int size, bool quiet) |
197 | static void multitest(int size) |
208 | { |
198 | { |
209 | /* Start 8 threads that just allocate as much as possible, |
199 | /* Start 8 threads that just allocate as much as possible, |
210 | * then release everything, then again allocate, then release |
200 | * then release everything, then again allocate, then release |
211 | */ |
201 | */ |
212 | thread_t *t; |
202 | thread_t *t; |
213 | int i; |
203 | int i; |
214 | 204 | ||
215 | if (!quiet) |
- | |
216 | printf("Running stress test with size %d\n", size); |
205 | TPRINTF("Running stress test with size %d\n", size); |
217 | 206 | ||
218 | condvar_initialize(&thread_starter); |
207 | condvar_initialize(&thread_starter); |
219 | mutex_initialize(&starter_mutex, MUTEX_PASSIVE); |
208 | mutex_initialize(&starter_mutex, MUTEX_PASSIVE); |
220 | 209 | ||
221 | thr_cache = slab_cache_create("thread_cache", size, 0, NULL, NULL, 0); |
210 | thr_cache = slab_cache_create("thread_cache", size, 0, NULL, NULL, 0); |
222 | semaphore_initialize(&thr_sem,0); |
211 | semaphore_initialize(&thr_sem,0); |
223 | for (i = 0; i < THREADS; i++) { |
212 | for (i = 0; i < THREADS; i++) { |
224 | if (!(t = thread_create(slabtest, NULL, TASK, 0, "slabtest", false))) { |
213 | if (!(t = thread_create(slabtest, NULL, TASK, 0, "slabtest", false))) { |
225 | if (!quiet) |
- | |
226 | printf("Could not create thread %d\n", i); |
214 | TPRINTF("Could not create thread %d\n", i); |
227 | } else |
215 | } else |
228 | thread_ready(t); |
216 | thread_ready(t); |
229 | } |
217 | } |
230 | thread_sleep(1); |
218 | thread_sleep(1); |
231 | condvar_broadcast(&thread_starter); |
219 | condvar_broadcast(&thread_starter); |
232 | 220 | ||
233 | for (i = 0; i < THREADS; i++) |
221 | for (i = 0; i < THREADS; i++) |
234 | semaphore_down(&thr_sem); |
222 | semaphore_down(&thr_sem); |
235 | 223 | ||
236 | slab_cache_destroy(thr_cache); |
224 | slab_cache_destroy(thr_cache); |
237 | if (!quiet) |
- | |
238 | printf("Stress test complete.\n"); |
225 | TPRINTF("Stress test complete.\n"); |
239 | } |
226 | } |
240 | 227 | ||
241 | char * test_slab2(bool quiet) |
228 | char *test_slab2(void) |
242 | { |
229 | { |
- | 230 | TPRINTF("Running reclaim single-thread test .. pass 1\n"); |
|
- | 231 | totalmemtest(); |
|
- | 232 | ||
- | 233 | TPRINTF("Running reclaim single-thread test .. pass 2\n"); |
|
243 | sh_quiet = quiet; |
234 | totalmemtest(); |
- | 235 | ||
- | 236 | TPRINTF("Reclaim test OK.\n"); |
|
244 | 237 | ||
245 | if (!quiet) |
- | |
246 | printf("Running reclaim single-thread test .. pass 1\n"); |
- | |
247 | totalmemtest(quiet); |
- | |
248 | if (!quiet) |
- | |
249 | printf("Running reclaim single-thread test .. pass 2\n"); |
- | |
250 | totalmemtest(quiet); |
- | |
251 | if (!quiet) |
- | |
252 | printf("Reclaim test OK.\n"); |
- | |
253 | - | ||
254 | multitest(128, quiet); |
238 | multitest(128); |
255 | multitest(2048, quiet); |
239 | multitest(2048); |
256 | multitest(8192, quiet); |
240 | multitest(8192); |
257 | 241 | ||
258 | return NULL; |
242 | return NULL; |
259 | } |
243 | } |