提交 93d2341c 编写于 作者: M Matthew Dobson 提交者: Linus Torvalds

[PATCH] mempool: use mempool_create_slab_pool()

Modify well over a dozen mempool users to call mempool_create_slab_pool()
rather than calling mempool_create() with extra arguments, saving about 30
lines of code and increasing readability.
Signed-off-by: NMatthew Dobson <colpatch@us.ibm.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
上级 fec433aa
......@@ -2191,7 +2191,7 @@ static int cfq_init_queue(request_queue_t *q, elevator_t *e)
if (!cfqd->cfq_hash)
goto out_cfqhash;
cfqd->crq_pool = mempool_create(BLKDEV_MIN_RQ, mempool_alloc_slab, mempool_free_slab, crq_pool);
cfqd->crq_pool = mempool_create_slab_pool(BLKDEV_MIN_RQ, crq_pool);
if (!cfqd->crq_pool)
goto out_crqpool;
......
......@@ -211,9 +211,7 @@ aoeblk_gdalloc(void *vp)
return;
}
d->bufpool = mempool_create(MIN_BUFS,
mempool_alloc_slab, mempool_free_slab,
buf_pool_cache);
d->bufpool = mempool_create_slab_pool(MIN_BUFS, buf_pool_cache);
if (d->bufpool == NULL) {
printk(KERN_ERR "aoe: aoeblk_gdalloc: cannot allocate bufpool "
"for %ld.%ld\n", d->aoemajor, d->aoeminor);
......
......@@ -616,8 +616,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv)
}
}
cc->io_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
mempool_free_slab, _crypt_io_pool);
cc->io_pool = mempool_create_slab_pool(MIN_IOS, _crypt_io_pool);
if (!cc->io_pool) {
ti->error = PFX "Cannot allocate crypt io mempool";
goto bad3;
......
......@@ -179,8 +179,7 @@ static struct multipath *alloc_multipath(void)
m->queue_io = 1;
INIT_WORK(&m->process_queued_ios, process_queued_ios, m);
INIT_WORK(&m->trigger_event, trigger_event, m);
m->mpio_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
mempool_free_slab, _mpio_cache);
m->mpio_pool = mempool_create_slab_pool(MIN_IOS, _mpio_cache);
if (!m->mpio_pool) {
kfree(m);
return NULL;
......
......@@ -1174,8 +1174,7 @@ static int __init dm_snapshot_init(void)
goto bad4;
}
pending_pool = mempool_create(128, mempool_alloc_slab,
mempool_free_slab, pending_cache);
pending_pool = mempool_create_slab_pool(128, pending_cache);
if (!pending_pool) {
DMERR("Couldn't create pending pool.");
r = -ENOMEM;
......
......@@ -823,13 +823,11 @@ static struct mapped_device *alloc_dev(unsigned int minor, int persistent)
md->queue->unplug_fn = dm_unplug_all;
md->queue->issue_flush_fn = dm_flush_all;
md->io_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
mempool_free_slab, _io_cache);
md->io_pool = mempool_create_slab_pool(MIN_IOS, _io_cache);
if (!md->io_pool)
goto bad2;
md->tio_pool = mempool_create(MIN_IOS, mempool_alloc_slab,
mempool_free_slab, _tio_cache);
md->tio_pool = mempool_create_slab_pool(MIN_IOS, _tio_cache);
if (!md->tio_pool)
goto bad3;
......
......@@ -227,8 +227,7 @@ static int jobs_init(void)
if (!_job_cache)
return -ENOMEM;
_job_pool = mempool_create(MIN_JOBS, mempool_alloc_slab,
mempool_free_slab, _job_cache);
_job_pool = mempool_create_slab_pool(MIN_JOBS, _job_cache);
if (!_job_pool) {
kmem_cache_destroy(_job_cache);
return -ENOMEM;
......
......@@ -1179,10 +1179,9 @@ static int __init i2o_block_init(void)
goto exit;
}
i2o_blk_req_pool.pool = mempool_create(I2O_BLOCK_REQ_MEMPOOL_SIZE,
mempool_alloc_slab,
mempool_free_slab,
i2o_blk_req_pool.slab);
i2o_blk_req_pool.pool =
mempool_create_slab_pool(I2O_BLOCK_REQ_MEMPOOL_SIZE,
i2o_blk_req_pool.slab);
if (!i2o_blk_req_pool.pool) {
osm_err("can't init request mempool\n");
rc = -ENOMEM;
......
......@@ -3200,8 +3200,8 @@ iscsi_r2tpool_alloc(struct iscsi_session *session)
* Data-Out PDU's within R2T-sequence can be quite big;
* using mempool
*/
ctask->datapool = mempool_create(ISCSI_DTASK_DEFAULT_MAX,
mempool_alloc_slab, mempool_free_slab, taskcache);
ctask->datapool = mempool_create_slab_pool(ISCSI_DTASK_DEFAULT_MAX,
taskcache);
if (ctask->datapool == NULL) {
kfifo_free(ctask->r2tqueue);
iscsi_pool_free(&ctask->r2tpool, (void**)ctask->r2ts);
......
......@@ -2154,8 +2154,7 @@ qla2x00_allocate_sp_pool(scsi_qla_host_t *ha)
int rval;
rval = QLA_SUCCESS;
ha->srb_mempool = mempool_create(SRB_MIN_REQ, mempool_alloc_slab,
mempool_free_slab, srb_cachep);
ha->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
if (ha->srb_mempool == NULL) {
qla_printk(KERN_INFO, ha, "Unable to allocate SRB mempool.\n");
rval = QLA_FUNCTION_FAILED;
......
......@@ -1787,9 +1787,8 @@ int __init scsi_init_queue(void)
sgp->name);
}
sgp->pool = mempool_create(SG_MEMPOOL_SIZE,
mempool_alloc_slab, mempool_free_slab,
sgp->slab);
sgp->pool = mempool_create_slab_pool(SG_MEMPOOL_SIZE,
sgp->slab);
if (!sgp->pool) {
printk(KERN_ERR "SCSI: can't init sg mempool %s\n",
sgp->name);
......
......@@ -1141,8 +1141,7 @@ static int biovec_create_pools(struct bio_set *bs, int pool_entries, int scale)
if (i >= scale)
pool_entries >>= 1;
*bvp = mempool_create(pool_entries, mempool_alloc_slab,
mempool_free_slab, bp->slab);
*bvp = mempool_create_slab_pool(pool_entries, bp->slab);
if (!*bvp)
return -ENOMEM;
}
......@@ -1179,9 +1178,7 @@ struct bio_set *bioset_create(int bio_pool_size, int bvec_pool_size, int scale)
if (!bs)
return NULL;
bs->bio_pool = mempool_create(bio_pool_size, mempool_alloc_slab,
mempool_free_slab, bio_slab);
bs->bio_pool = mempool_create_slab_pool(bio_pool_size, bio_slab);
if (!bs->bio_pool)
goto bad;
......
......@@ -738,10 +738,8 @@ cifs_init_request_bufs(void)
cERROR(1,("cifs_min_rcv set to maximum (64)"));
}
cifs_req_poolp = mempool_create(cifs_min_rcv,
mempool_alloc_slab,
mempool_free_slab,
cifs_req_cachep);
cifs_req_poolp = mempool_create_slab_pool(cifs_min_rcv,
cifs_req_cachep);
if(cifs_req_poolp == NULL) {
kmem_cache_destroy(cifs_req_cachep);
......@@ -771,10 +769,8 @@ cifs_init_request_bufs(void)
cFYI(1,("cifs_min_small set to maximum (256)"));
}
cifs_sm_req_poolp = mempool_create(cifs_min_small,
mempool_alloc_slab,
mempool_free_slab,
cifs_sm_req_cachep);
cifs_sm_req_poolp = mempool_create_slab_pool(cifs_min_small,
cifs_sm_req_cachep);
if(cifs_sm_req_poolp == NULL) {
mempool_destroy(cifs_req_poolp);
......@@ -808,10 +804,8 @@ cifs_init_mids(void)
if (cifs_mid_cachep == NULL)
return -ENOMEM;
cifs_mid_poolp = mempool_create(3 /* a reasonable min simultan opers */,
mempool_alloc_slab,
mempool_free_slab,
cifs_mid_cachep);
/* 3 is a reasonable minimum number of simultaneous operations */
cifs_mid_poolp = mempool_create_slab_pool(3, cifs_mid_cachep);
if(cifs_mid_poolp == NULL) {
kmem_cache_destroy(cifs_mid_cachep);
return -ENOMEM;
......
......@@ -220,8 +220,8 @@ int __init metapage_init(void)
if (metapage_cache == NULL)
return -ENOMEM;
metapage_mempool = mempool_create(METAPOOL_MIN_PAGES, mempool_alloc_slab,
mempool_free_slab, metapage_cache);
metapage_mempool = mempool_create_slab_pool(METAPOOL_MIN_PAGES,
metapage_cache);
if (metapage_mempool == NULL) {
kmem_cache_destroy(metapage_cache);
......
......@@ -663,10 +663,8 @@ int nfs_init_readpagecache(void)
if (nfs_rdata_cachep == NULL)
return -ENOMEM;
nfs_rdata_mempool = mempool_create(MIN_POOL_READ,
mempool_alloc_slab,
mempool_free_slab,
nfs_rdata_cachep);
nfs_rdata_mempool = mempool_create_slab_pool(MIN_POOL_READ,
nfs_rdata_cachep);
if (nfs_rdata_mempool == NULL)
return -ENOMEM;
......
......@@ -1521,17 +1521,13 @@ int nfs_init_writepagecache(void)
if (nfs_wdata_cachep == NULL)
return -ENOMEM;
nfs_wdata_mempool = mempool_create(MIN_POOL_WRITE,
mempool_alloc_slab,
mempool_free_slab,
nfs_wdata_cachep);
nfs_wdata_mempool = mempool_create_slab_pool(MIN_POOL_WRITE,
nfs_wdata_cachep);
if (nfs_wdata_mempool == NULL)
return -ENOMEM;
nfs_commit_mempool = mempool_create(MIN_POOL_COMMIT,
mempool_alloc_slab,
mempool_free_slab,
nfs_wdata_cachep);
nfs_commit_mempool = mempool_create_slab_pool(MIN_POOL_COMMIT,
nfs_wdata_cachep);
if (nfs_commit_mempool == NULL)
return -ENOMEM;
......
......@@ -375,9 +375,8 @@ xfs_init_zones(void)
if (!xfs_ioend_zone)
goto out_destroy_vnode_zone;
xfs_ioend_pool = mempool_create(4 * MAX_BUF_PER_PAGE,
mempool_alloc_slab, mempool_free_slab,
xfs_ioend_zone);
xfs_ioend_pool = mempool_create_slab_pool(4 * MAX_BUF_PER_PAGE,
xfs_ioend_zone);
if (!xfs_ioend_pool)
goto out_free_ioend_zone;
return 0;
......
......@@ -950,9 +950,7 @@ static inline int i2o_pool_alloc(struct i2o_pool *pool, const char *name,
if (!pool->slab)
goto free_name;
pool->mempool =
mempool_create(min_nr, mempool_alloc_slab, mempool_free_slab,
pool->slab);
pool->mempool = mempool_create_slab_pool(min_nr, pool->slab);
if (!pool->mempool)
goto free_slab;
......
......@@ -1167,16 +1167,12 @@ rpc_init_mempool(void)
NULL, NULL);
if (!rpc_buffer_slabp)
goto err_nomem;
rpc_task_mempool = mempool_create(RPC_TASK_POOLSIZE,
mempool_alloc_slab,
mempool_free_slab,
rpc_task_slabp);
rpc_task_mempool = mempool_create_slab_pool(RPC_TASK_POOLSIZE,
rpc_task_slabp);
if (!rpc_task_mempool)
goto err_nomem;
rpc_buffer_mempool = mempool_create(RPC_BUFFER_POOLSIZE,
mempool_alloc_slab,
mempool_free_slab,
rpc_buffer_slabp);
rpc_buffer_mempool = mempool_create_slab_pool(RPC_BUFFER_POOLSIZE,
rpc_buffer_slabp);
if (!rpc_buffer_mempool)
goto err_nomem;
return 0;
......
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