Lines Matching defs:rmw
1287 * must be preparing for prexor in rmw; read
2810 * must be preparing for prexor in rmw
3333 * necessary to handle complex rmw of write back cache (prexor with
3335 * like to flush data in journal to RAID disks first, so complex rmw
3389 * run rmw and allocates extra page for prexor. However, rcw is
4047 * disks first, this avoids handling complex rmw of write
4192 int rmw = 0, rcw = 0, i;
4208 rcw = 1; rmw = 2;
4222 rmw++;
4224 rmw += 2*disks; /* cannot read it */
4239 pr_debug("for sector %llu state 0x%lx, rmw=%d rcw=%d\n",
4240 (unsigned long long)sh->sector, sh->state, rmw, rcw);
4242 if ((rmw < rcw || (rmw == rcw && conf->rmw_level == PARITY_PREFER_RMW)) && rmw > 0) {
4246 "raid5 rmw %llu %d",
4247 (unsigned long long)sh->sector, rmw);
4299 if ((rcw < rmw || (rcw == rmw && conf->rmw_level != PARITY_PREFER_RMW)) && rcw > 0) {
4330 if (rcw > disks && rmw > disks &&
4345 (s->locked == 0 && (rcw == 0 || rmw == 0) &&