Lines Matching defs:bitmap
153 DRBD_FAULT_BM_ALLOC = 7, /* bitmap allocation */
185 /* for sending/receiving the bitmap,
190 * of the bitmap, so we don't need to
194 /* during xfer, current position within the bitmap */
214 * the plain text bitmap much more convenient. */
496 once no more io in flight, start bitmap io */
497 BITMAP_IO_QUEUED, /* Started bitmap IO */
547 * would be unexpected. Used during bitmap receive. Setting new bits
582 s32 bm_offset; /* signed relative sector offset to bitmap */
916 struct drbd_bitmap *bitmap;
1161 * ==> bitmap sectors = md_size_sect - bm_offset
1171 * ==> bitmap sectors = Y = al_offset - bm_offset
1222 /* resync bitmap */
1223 /* 16MB sized 'bitmap extent' to track syncer usage */
1238 * Example: 1GB disk @ 4096 byte blocks ==> we need 32 KB bitmap.
1245 /* We do bitmap IO in units of 4k blocks.
1249 /* mostly arbitrarily set the represented size of one bitmap extent,
1250 * aka resync extent, to 16 MiB (which is also 512 Byte worth of bitmap
1272 /* first storage sector a bitmap extent corresponds to */
1274 /* how much _storage_ sectors we have per bitmap extent */
1276 /* how many bits are covered by one bitmap extent (resync extent) */
1282 /* in one sector of the bitmap, we have this many activity_log extents. */
1286 * we need that many (long words/bytes) to store the bitmap
1288 * we can store the bitmap for that many AL_EXTENTS within
1289 * one sector of the _on_disk_ bitmap:
1302 * log, leaving this many sectors for the bitmap.
1310 /* adjust by one page worth of bitmap,
1354 * may process the whole bitmap in one go */
1391 extern struct kmem_cache *drbd_bm_ext_cache; /* bitmap extents */
1415 * for meta data IO (activity log, bitmap).
1746 * If we can not write the bitmap after a READ error,
2236 /* to avoid potential deadlock or bitmap corruption,
2270 * until the bitmap is no longer on the fly during connection