diff options
| author | Vasu Dev <vasu.dev@intel.com> | 2011-09-27 21:38:02 -0700 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-10-02 12:56:26 -0500 |
| commit | 49a198898e889038c6601288cd2b0e037edada24 (patch) | |
| tree | 4f233125a6e946cc03afd80b41e9343861f57022 /include/scsi | |
| parent | ed26cfece6177310ad8f5896651a3187ce02711c (diff) | |
| download | linux-49a198898e889038c6601288cd2b0e037edada24.tar.bz2 | |
[SCSI] libfc: cache align struct fc_exch fields
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>
Diffstat (limited to 'include/scsi')
| -rw-r--r-- | include/scsi/libfc.h | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index 05e2583d8fa6..5d1a758e0595 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -406,35 +406,32 @@ struct fc_seq { * sequence allocation */ struct fc_exch { + spinlock_t ex_lock; + atomic_t ex_refcnt; + enum fc_class class; 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; 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) |