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staging: lustre: obdclass: lu_site_purge() to handle purge-all

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if the callers wants to purge all objects, then scanning
should start from the first bucket.

Signed-off-by: Alex Zhuravlev <alexey.zhuravlev@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-7038
Reviewed-on: http://review.whamcloud.com/18505
Reviewed-by: Mike Pershin <mike.pershin@intel.com>
Reviewed-by: Faccini Bruno <bruno.faccini@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alex Zhuravlev 2016-12-02 19:53:14 -05:00 committed by Greg Kroah-Hartman
parent d6426a64df
commit 8655818239
1 changed files with 3 additions and 2 deletions
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5
drivers/staging/lustre/lustre/obdclass/lu_object.c
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@ -338,7 +338,7 @@ int lu_site_purge(const struct lu_env *env, struct lu_site *s, int nr)
struct cfs_hash_bd bd2;
struct list_head dispose;
int did_sth;
unsigned int start;
unsigned int start = 0;
int count;
int bnr;
unsigned int i;
@ -351,7 +351,8 @@ int lu_site_purge(const struct lu_env *env, struct lu_site *s, int nr)
* Under LRU list lock, scan LRU list and move unreferenced objects to
* the dispose list, removing them from LRU and hash table.
*/
start = s->ls_purge_start;
if (nr != ~0)
start = s->ls_purge_start;
bnr = (nr == ~0) ? -1 : nr / (int)CFS_HASH_NBKT(s->ls_obj_hash) + 1;
again:
/*