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[PATCH] mempool: use mempool_create_slab_pool()

Browse Source 
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: Matthew Dobson <colpatch@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matthew Dobson 2006-03-26 01:37:50 -08:00 committed by Linus Torvalds
parent fec433aaaa
commit 93d2341c75
19 changed files with 39 additions and 72 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
block/cfq-iosched.c
View File

@ -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;

4
drivers/block/aoe/aoeblk.c
View File

@ -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);

3
drivers/md/dm-crypt.c
View File

@ -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;

3
drivers/md/dm-mpath.c
View File

@ -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;

3
drivers/md/dm-snap.c
View File

@ -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;

6
drivers/md/dm.c
View File

@ -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;

3
drivers/md/kcopyd.c
View File

@ -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;

7
drivers/message/i2o/i2o_block.c
View File

@ -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;

4
drivers/scsi/iscsi_tcp.c
View File

@ -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);

3
drivers/scsi/qla2xxx/qla_os.c
View File

@ -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;

5
drivers/scsi/scsi_lib.c
View File

@ -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);

7
fs/bio.c
View File

@ -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;

18
fs/cifs/cifsfs.c
View File

@ -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;

4
fs/jfs/jfs_metapage.c
View File

@ -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);

6
fs/nfs/read.c
View File

@ -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;

12
fs/nfs/write.c
View File

@ -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;

5
fs/xfs/linux-2.6/xfs_super.c
View File

@ -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;

4
include/linux/i2o.h
View File

@ -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;

12
net/sunrpc/sched.c
View File

@ -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;