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| author |   Jens Axboe <axboe@fb.com> | 2017-01-31 12:34:41 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2017-01-31 14:00:50 -0700 |
| commit | d486f1f204382557b5fbcb3ddbb5845cd4ba4e2c (patch) | |
| tree | b6568419a34606e10d4fd00a50d38012cbbe4d67 /include/linux/blkdev.h | |
| parent | block: fold cmd_type into the REQ_OP_ space (diff) | |
| download | linux-dev-d486f1f204382557b5fbcb3ddbb5845cd4ba4e2c.tar.xz linux-dev-d486f1f204382557b5fbcb3ddbb5845cd4ba4e2c.zip | |
block: move internal_tag to same cache line as tag
Since we removed cmd_type, we now have a hole in the struct. Move
the internal_tag member to the same cacheline as tag, since we
use them at the same time.
This doesn't fix the hole, just moves it elsewhere.
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 1e947e725528..11f7a8e86a89 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -138,6 +138,9 @@ struct request { int cpu; unsigned int cmd_flags; /* op and common flags */ req_flags_t rq_flags; + + int internal_tag; + unsigned long atomic_flags; /* the following two fields are internal, NEVER access directly */ @@ -209,8 +212,6 @@ struct request { unsigned short ioprio; - int internal_tag; - void *special; /* opaque pointer available for LLD use */ int errors; |