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| author | David Teigland <teigland@redhat.com> | 2012-05-15 16:07:49 -0500 |
|---|---|---|
| committer | David Teigland <teigland@redhat.com> | 2012-07-16 14:17:52 -0500 |
| commit | 1d7c484eeb167fc374294e38ae402de4097c8611 (patch) | |
| tree | 82ed8a279b8f399205a15951c50c22aea67d7323 /fs/dlm/lockspace.c | |
| parent | c04fecb4d9f7753e0cbff7edd03ec68f8721cdce (diff) | |
| download | talos-obmc-linux-1d7c484eeb167fc374294e38ae402de4097c8611.tar.gz talos-obmc-linux-1d7c484eeb167fc374294e38ae402de4097c8611.zip | |
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 <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/lockspace.c')
| -rw-r--r-- | fs/dlm/lockspace.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c index 065bb75ed609..d4d3b3165c6c 100644 --- a/fs/dlm/lockspace.c +++ b/fs/dlm/lockspace.c @@ -565,6 +565,8 @@ static int new_lockspace(const char *name, const char *cluster, INIT_LIST_HEAD(&ls->ls_recover_list); spin_lock_init(&ls->ls_recover_list_lock); + idr_init(&ls->ls_recover_idr); + spin_lock_init(&ls->ls_recover_idr_lock); ls->ls_recover_list_count = 0; ls->ls_local_handle = ls; init_waitqueue_head(&ls->ls_wait_general); @@ -636,6 +638,7 @@ static int new_lockspace(const char *name, const char *cluster, spin_lock(&lslist_lock); list_del(&ls->ls_list); spin_unlock(&lslist_lock); + idr_destroy(&ls->ls_recover_idr); kfree(ls->ls_recover_buf); out_lkbfree: idr_destroy(&ls->ls_lkbidr); |
