Lines Matching full:discard
60 /* REQ_OP_DISCARD. We used "discard" in different contexts before,
193 /* supports TRIM/DISCARD on the "wire" protocol */
196 /* Detect all-zeros during resync, and rather TRIM/UNMAP/DISCARD those blocks
204 * max discard size of 128 MiB
213 * We used to map that to "discard" on the sending side, and if we cannot
214 * guarantee that discard zeroes data, the receiving side would map discard
229 * If we cannot distinguish between zero-out and discard on the receiving
234 * unmap/trim/discard/de-allocate.
238 * or if we want to put the emphasis on discard, and only do a "best effort
239 * zeroing" (by "discarding" blocks aligned to discard-granularity, and zeroing
345 /* Backend discard capabilities.