block: as/cfq ssd idle check update
authorJens Axboe <jens.axboe@oracle.com>
Thu, 25 Sep 2008 09:37:50 +0000 (11:37 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Thu, 9 Oct 2008 06:56:19 +0000 (08:56 +0200)
commitf7d7b7a7a3db6526a84ea755c1c54a051e9a52de
tree4d02c3abfca1c6175527473dff12769b09b630bb
parent8bff7c6b0f63c7ee9c5e3a076338d74125b8debb
block: as/cfq ssd idle check update

We really need to know about the hardware tagging support as well,
since if the SSD does not do tagging then we still want to idle.
Otherwise have the same dependent sync IO vs flooding async IO
problem as on rotational media.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/as-iosched.c
block/cfq-iosched.c