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[SCSI] libfc: cache align struct fc_exch fields

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cache aligned xid and ex_lock beside
removing holes.

Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Vasu Dev 2011-09-27 21:38:02 -07:00 committed by James Bottomley
parent ed26cfece6
commit 49a198898e
1 changed files with 13 additions and 16 deletions
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29
include/scsi/libfc.h
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@ -406,35 +406,32 @@ struct fc_seq {
* sequence allocation
*/
struct fc_exch {
struct fc_exch_mgr *em;
struct fc_exch_pool *pool;
u32 state;
u16 xid;
struct list_head ex_list;
spinlock_t ex_lock;
atomic_t ex_refcnt;
struct delayed_work timeout_work;
enum fc_class class;
struct fc_exch_mgr *em;
struct fc_exch_pool *pool;
struct list_head ex_list;
struct fc_lport *lp;
u32 esb_stat;
u8 state;
u8 fh_type;
u8 seq_id;
u8 encaps;
u16 xid;
u16 oxid;
u16 rxid;
u32 oid;
u32 sid;
u32 did;
u32 esb_stat;
u32 r_a_tov;
u8 seq_id;
u8 encaps;
u32 f_ctl;
u8 fh_type;
enum fc_class class;
struct fc_seq seq;
struct fc_seq seq;
void (*resp)(struct fc_seq *, struct fc_frame *, void *);
void *arg;
void (*destructor)(struct fc_seq *, void *);
};
struct delayed_work timeout_work;
} ____cacheline_aligned_in_smp;
#define fc_seq_exch(sp) container_of(sp, struct fc_exch, seq)