Searched refs:region_nr (Results 1 – 1 of 1) sorted by relevance
| /linux-4.1.27/drivers/md/ |
| D | dm-switch.c | 126 static void switch_get_position(struct switch_ctx *sctx, unsigned long region_nr, in switch_get_position() argument
130 *region_index = region_nr >> sctx->region_entries_per_slot_bits; in switch_get_position()
131 *bit = region_nr & (sctx->region_entries_per_slot - 1); in switch_get_position()
133 *region_index = region_nr / sctx->region_entries_per_slot; in switch_get_position()
134 *bit = region_nr % sctx->region_entries_per_slot; in switch_get_position()
140 static unsigned switch_region_table_read(struct switch_ctx *sctx, unsigned long region_nr) in switch_region_table_read() argument
145 switch_get_position(sctx, region_nr, ®ion_index, &bit); in switch_region_table_read()
174 static void switch_region_table_write(struct switch_ctx *sctx, unsigned long region_nr, in switch_region_table_write() argument
181 switch_get_position(sctx, region_nr, ®ion_index, &bit); in switch_region_table_write()
195 unsigned long region_nr; in initialise_region_table() local
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