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dm mpath: move trigger_event member to the end of 'struct multipath' 

Allows the 'work_mutex' member to no longer cross a cacheline.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Tested-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Mike Snitzer 2016-03-17 17:13:10 -04:00
parent 91e968aa60
commit 20800cb345
1 changed files with 1 additions and 2 deletions
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3
drivers/md/dm-mpath.c
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@ -89,8 +89,6 @@ struct multipath {
atomic_t pg_init_in_progress; /* Only one pg_init allowed at once */
atomic_t pg_init_count; /* Number of times pg_init called */
struct work_struct trigger_event;
/*
* We must use a mempool of dm_mpath_io structs so that we
* can resubmit bios on error.
@ -98,6 +96,7 @@ struct multipath {
mempool_t *mpio_pool;
struct mutex work_mutex;
struct work_struct trigger_event;
};
/*