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| BLK_QUEUE_WRITE_CACH(9) | Block Devices | BLK_QUEUE_WRITE_CACH(9) |
NAME¶
blk_queue_write_cache - configure queue's write cache
SYNOPSIS¶
void blk_queue_write_cache(struct request_queue * q, bool wc, bool fua);
ARGUMENTS¶
q
the request queue for the device
wc
write back cache on or off
fua
device supports FUA writes, if true
DESCRIPTION¶
Tell the block layer about the write cache of q.
COPYRIGHT¶
| June 2017 | Kernel Hackers Manual 4.9. |