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| author | Kent Overstreet <kmo@daterainc.com> | 2013-09-10 19:16:31 -0700 |
|---|---|---|
| committer | Kent Overstreet <kmo@daterainc.com> | 2014-01-08 13:05:08 -0800 |
| commit | a5ae4300c15c778722c139953c825cd24d6ff517 (patch) | |
| tree | e9a633c4a4c5dde8e44b1226a0fbecf0f7c41b3c /drivers/md/bcache/request.h | |
| parent | d56d000a1f424aa77538bd5aad18b43037ed20cc (diff) | |
| download | blackbird-op-linux-a5ae4300c15c778722c139953c825cd24d6ff517.tar.gz blackbird-op-linux-a5ae4300c15c778722c139953c825cd24d6ff517.zip | |
bcache: Zero less memory
Another minor performance optimization
Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Diffstat (limited to 'drivers/md/bcache/request.h')
| -rw-r--r-- | drivers/md/bcache/request.h | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/drivers/md/bcache/request.h b/drivers/md/bcache/request.h index 2cd65bf073c2..39f21dbedc38 100644 --- a/drivers/md/bcache/request.h +++ b/drivers/md/bcache/request.h @@ -13,17 +13,22 @@ struct data_insert_op { uint16_t write_prio; short error; - unsigned bypass:1; - unsigned writeback:1; - unsigned flush_journal:1; - unsigned csum:1; + union { + uint16_t flags; - unsigned replace:1; - unsigned replace_collision:1; + struct { + unsigned bypass:1; + unsigned writeback:1; + unsigned flush_journal:1; + unsigned csum:1; - unsigned insert_data_done:1; + unsigned replace:1; + unsigned replace_collision:1; + + unsigned insert_data_done:1; + }; + }; - /* Anything past this point won't get zeroed in search_alloc() */ struct keylist insert_keys; BKEY_PADDED(replace_key); }; |
