BLK_FEAT_ATOMIC_WRITES
if (!(lim->features & BLK_FEAT_ATOMIC_WRITES))
if (!(b->features & BLK_FEAT_ATOMIC_WRITES))
limits->features |= BLK_FEAT_ATOMIC_WRITES;
limits->features |= (q->limits.features & BLK_FEAT_ATOMIC_WRITES);
lim.features |= BLK_FEAT_ATOMIC_WRITES;
lim.features |= BLK_FEAT_ATOMIC_WRITES;
lim.features |= BLK_FEAT_ATOMIC_WRITES;
lim.features |= BLK_FEAT_ATOMIC_WRITES;
lim->features |= BLK_FEAT_ATOMIC_WRITES;
BLK_FEAT_POLL | BLK_FEAT_ATOMIC_WRITES;
lim->features |= BLK_FEAT_ATOMIC_WRITES;