From 1d7c484eeb167fc374294e38ae402de4097c8611 Mon Sep 17 00:00:00 2001 From: David Teigland Date: Tue, 15 May 2012 16:07:49 -0500 Subject: dlm: use idr instead of list for recovered rsbs When a large number of resources are being recovered, a linear search of the recover_list takes a long time. Use an idr in place of a list. Signed-off-by: David Teigland --- fs/dlm/dlm_internal.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'fs/dlm/dlm_internal.h') diff --git a/fs/dlm/dlm_internal.h b/fs/dlm/dlm_internal.h index 3093207a7684..a5f82d5b3946 100644 --- a/fs/dlm/dlm_internal.h +++ b/fs/dlm/dlm_internal.h @@ -288,6 +288,7 @@ struct dlm_rsb { int res_nodeid; int res_master_nodeid; int res_dir_nodeid; + int res_id; /* for ls_recover_idr */ uint32_t res_lvbseq; uint32_t res_hash; uint32_t res_bucket; /* rsbtbl */ @@ -587,6 +588,8 @@ struct dlm_ls { struct list_head ls_recover_list; spinlock_t ls_recover_list_lock; int ls_recover_list_count; + struct idr ls_recover_idr; + spinlock_t ls_recover_idr_lock; wait_queue_head_t ls_wait_general; struct mutex ls_clear_proc_locks; -- cgit v1.2.3