modules/genunix/damap.c

101 damap_free(struct dam *dam, void **kdamda, int kdamda_n)
107 	if (dam) {
109 		ss = (struct i_ddi_soft_state *)dam->dam_da;
124 		/* free dam_active/stable/report_set embedded in dam */
125 		bitset_free(&dam->dam_report_set, 1);
126 		bitset_free(&dam->dam_stable_set, 1);
127 		bitset_free(&dam->dam_active_set, 1);
130 		local_strfree(dam->dam_name);
132 		/* free dam */
133 		mdb_free(dam, sizeof (*dam));
141  * The dam implementation uses a number of different abstractions. Given a
142  * pointer to a damap_t, this function make an mdb instantiation of the dam -
143  * many, but not all, of the different abstractions used in the dam
148 struct dam *
152 	struct dam		kdam;
159 	struct dam		*dam = NULL;
166 	/* read kernel: dam */
168 		mdb_warn("couldn't read dam 0x%p", damaddr);
172 	/* read kernel: dam->dam_name */
175 	/* read kernel: dam->dam_da (softstate) */
177 		mdb_warn("couldn't read dam dam_da 0x%p",
182 	/* read kernel ((struct i_ddi_soft_state *)dam->dam_da)->array */
186 		mdb_warn("couldn't read dam dam_da array 0x%p",
194 	 * Structure copy kdam to dam, then clear out pointers in dam (some
197 	dam = mdb_zalloc(sizeof (*dam), UM_SLEEP);
198 	*dam = kdam;
199 	dam->dam_name = NULL;
201 	dam->dam_active_set.bs_set = NULL;
202 	dam->dam_stable_set.bs_set = NULL;
203 	dam->dam_report_set.bs_set = NULL;
205 	dam->dam_da = NULL;
209 	dam->dam_name = local_strdup(kstring);
211 	/* fill in dam_active/stable/report_set embedded in the dam */
212 	bs = bitset_get(damaddr + (offsetof(struct dam, dam_active_set)));
214 		dam->dam_active_set = *bs;
217 	bs = bitset_get(damaddr + (offsetof(struct dam, dam_stable_set)));
219 		dam->dam_stable_set = *bs;
222 	bs = bitset_get(damaddr + (offsetof(struct dam, dam_report_set)));
224 		dam->dam_report_set = *bs;
233 	dam->dam_da = ss;
239 			mdb_warn("couldn't read dam dam_da %d 0x%p", i,
254 	/* return pointer to mdb instantiation of the dam */
255 	return (dam);
257 err:	damap_free(dam, kssarray, array_sz / sizeof (void *));
265 damap_print(struct dam *dam, void **kdamda, int kdamda_n)
271 	mdb_printf("%s:\n", dam->dam_name);
273 	ss = (struct i_ddi_soft_state *)dam->dam_da;
291 		if (BT_TEST(dam->dam_active_set.bs_set, i))
295 		if (BT_TEST(dam->dam_stable_set.bs_set, i))
299 		if (BT_TEST(dam->dam_report_set.bs_set, i))
316 	struct dam	*dam;
324 	dam = damap_get(addr, &kdamda, &kdamda_n);
325 	if (dam == NULL)
328 	damap_print(dam, kdamda, kdamda_n);
329 	damap_free(dam, kdamda, kdamda_n);