diff options
Diffstat (limited to 'fs/dlm/memory.c')
-rw-r--r-- | fs/dlm/memory.c | 68 |
1 files changed, 63 insertions, 5 deletions
diff --git a/fs/dlm/memory.c b/fs/dlm/memory.c index 5918f4d39586..ce35c3c19aeb 100644 --- a/fs/dlm/memory.c +++ b/fs/dlm/memory.c @@ -10,32 +10,61 @@ ******************************************************************************/ #include "dlm_internal.h" +#include "midcomms.h" +#include "lowcomms.h" #include "config.h" #include "memory.h" +static struct kmem_cache *writequeue_cache; +static struct kmem_cache *mhandle_cache; +static struct kmem_cache *msg_cache; static struct kmem_cache *lkb_cache; static struct kmem_cache *rsb_cache; int __init dlm_memory_init(void) { + writequeue_cache = dlm_lowcomms_writequeue_cache_create(); + if (!writequeue_cache) + goto out; + + mhandle_cache = dlm_midcomms_cache_create(); + if (!mhandle_cache) + goto mhandle; + lkb_cache = kmem_cache_create("dlm_lkb", sizeof(struct dlm_lkb), __alignof__(struct dlm_lkb), 0, NULL); if (!lkb_cache) - return -ENOMEM; + goto lkb; + + msg_cache = dlm_lowcomms_msg_cache_create(); + if (!msg_cache) + goto msg; rsb_cache = kmem_cache_create("dlm_rsb", sizeof(struct dlm_rsb), __alignof__(struct dlm_rsb), 0, NULL); - if (!rsb_cache) { - kmem_cache_destroy(lkb_cache); - return -ENOMEM; - } + if (!rsb_cache) + goto rsb; return 0; + +rsb: + kmem_cache_destroy(msg_cache); +msg: + kmem_cache_destroy(lkb_cache); +lkb: + kmem_cache_destroy(mhandle_cache); +mhandle: + kmem_cache_destroy(writequeue_cache); +out: + return -ENOMEM; } void dlm_memory_exit(void) { + kmem_cache_destroy(writequeue_cache); + kmem_cache_destroy(mhandle_cache); + kmem_cache_destroy(msg_cache); kmem_cache_destroy(lkb_cache); kmem_cache_destroy(rsb_cache); } @@ -89,3 +118,32 @@ void dlm_free_lkb(struct dlm_lkb *lkb) kmem_cache_free(lkb_cache, lkb); } +struct dlm_mhandle *dlm_allocate_mhandle(void) +{ + return kmem_cache_alloc(mhandle_cache, GFP_NOFS); +} + +void dlm_free_mhandle(struct dlm_mhandle *mhandle) +{ + kmem_cache_free(mhandle_cache, mhandle); +} + +struct writequeue_entry *dlm_allocate_writequeue(void) +{ + return kmem_cache_alloc(writequeue_cache, GFP_ATOMIC); +} + +void dlm_free_writequeue(struct writequeue_entry *writequeue) +{ + kmem_cache_free(writequeue_cache, writequeue); +} + +struct dlm_msg *dlm_allocate_msg(gfp_t allocation) +{ + return kmem_cache_alloc(msg_cache, allocation); +} + +void dlm_free_msg(struct dlm_msg *msg) +{ + kmem_cache_free(msg_cache, msg); +} |