diff options
Diffstat (limited to 'fs/dlm/memory.c')
| -rw-r--r-- | fs/dlm/memory.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/fs/dlm/memory.c b/fs/dlm/memory.c index 8c44b954c166..5c35cc67aca4 100644 --- a/fs/dlm/memory.c +++ b/fs/dlm/memory.c @@ -84,10 +84,7 @@ void dlm_memory_exit(void) char *dlm_allocate_lvb(struct dlm_ls *ls) { - char *p; - - p = kzalloc(ls->ls_lvblen, GFP_ATOMIC); - return p; + return kzalloc(ls->ls_lvblen, GFP_ATOMIC); } void dlm_free_lvb(char *p) @@ -95,12 +92,9 @@ void dlm_free_lvb(char *p) kfree(p); } -struct dlm_rsb *dlm_allocate_rsb(struct dlm_ls *ls) +struct dlm_rsb *dlm_allocate_rsb(void) { - struct dlm_rsb *r; - - r = kmem_cache_zalloc(rsb_cache, GFP_ATOMIC); - return r; + return kmem_cache_zalloc(rsb_cache, GFP_ATOMIC); } static void __free_rsb_rcu(struct rcu_head *rcu) @@ -116,16 +110,15 @@ void dlm_free_rsb(struct dlm_rsb *r) call_rcu(&r->rcu, __free_rsb_rcu); } -struct dlm_lkb *dlm_allocate_lkb(struct dlm_ls *ls) +struct dlm_lkb *dlm_allocate_lkb(void) { - struct dlm_lkb *lkb; - - lkb = kmem_cache_zalloc(lkb_cache, GFP_ATOMIC); - return lkb; + return kmem_cache_zalloc(lkb_cache, GFP_ATOMIC); } -void dlm_free_lkb(struct dlm_lkb *lkb) +static void __free_lkb_rcu(struct rcu_head *rcu) { + struct dlm_lkb *lkb = container_of(rcu, struct dlm_lkb, rcu); + if (test_bit(DLM_DFL_USER_BIT, &lkb->lkb_dflags)) { struct dlm_user_args *ua; ua = lkb->lkb_ua; @@ -138,6 +131,11 @@ void dlm_free_lkb(struct dlm_lkb *lkb) kmem_cache_free(lkb_cache, lkb); } +void dlm_free_lkb(struct dlm_lkb *lkb) +{ + call_rcu(&lkb->rcu, __free_lkb_rcu); +} + struct dlm_mhandle *dlm_allocate_mhandle(void) { return kmem_cache_alloc(mhandle_cache, GFP_ATOMIC); |