diff options
author | Jens Axboe <jens.axboe@oracle.com> | 2007-01-18 19:35:30 -0500 |
---|---|---|
committer | Jens Axboe <axboe@carl.home.kernel.dk> | 2007-02-11 17:14:44 -0500 |
commit | b0b8d74941b7bc67edec26e4c114d27827edfd09 (patch) | |
tree | 622cc98d113eac9d34e0ce02ff9eed77fbaf033b | |
parent | 98e41c7dfc90c0e9a1086502d4c4d367e1ad74db (diff) |
cfq-iosched: document the cfqq flags
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
-rw-r--r-- | block/cfq-iosched.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 4c24986151ba..975cdfc8d614 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c | |||
@@ -162,15 +162,15 @@ struct cfq_queue { | |||
162 | }; | 162 | }; |
163 | 163 | ||
164 | enum cfqq_state_flags { | 164 | enum cfqq_state_flags { |
165 | CFQ_CFQQ_FLAG_on_rr = 0, | 165 | CFQ_CFQQ_FLAG_on_rr = 0, /* on round-robin busy list */ |
166 | CFQ_CFQQ_FLAG_wait_request, | 166 | CFQ_CFQQ_FLAG_wait_request, /* waiting for a request */ |
167 | CFQ_CFQQ_FLAG_must_alloc, | 167 | CFQ_CFQQ_FLAG_must_alloc, /* must be allowed rq alloc */ |
168 | CFQ_CFQQ_FLAG_must_alloc_slice, | 168 | CFQ_CFQQ_FLAG_must_alloc_slice, /* per-slice must_alloc flag */ |
169 | CFQ_CFQQ_FLAG_must_dispatch, | 169 | CFQ_CFQQ_FLAG_must_dispatch, /* must dispatch, even if expired */ |
170 | CFQ_CFQQ_FLAG_fifo_expire, | 170 | CFQ_CFQQ_FLAG_fifo_expire, /* FIFO checked in this slice */ |
171 | CFQ_CFQQ_FLAG_idle_window, | 171 | CFQ_CFQQ_FLAG_idle_window, /* slice idling enabled */ |
172 | CFQ_CFQQ_FLAG_prio_changed, | 172 | CFQ_CFQQ_FLAG_prio_changed, /* task priority has changed */ |
173 | CFQ_CFQQ_FLAG_queue_new, | 173 | CFQ_CFQQ_FLAG_queue_new, /* queue never been serviced */ |
174 | }; | 174 | }; |
175 | 175 | ||
176 | #define CFQ_CFQQ_FNS(name) \ | 176 | #define CFQ_CFQQ_FNS(name) \ |