lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

IB/ehca: Replace vmalloc() with kmalloc() for queue allocation

Browse Source 
To improve performance of driver resource allocation, replace
vmalloc() calls with kmalloc().

Signed-off-by: Stefan Roscher <stefan.roscher@de.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Anton Blanchard
2009-05-13 16:52:40 -07:00
committed by Roland Dreier
parent 210af919c9
commit bf31a1a02e
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/infiniband/hw/ehca/ipz_pt_fn.c
View File

@@ -220,7 +220,7 @@ int ipz_queue_ctor(struct ehca_pd *pd, struct ipz_queue *queue,
queue->small_page = NULL; queue->small_page = NULL;
/* allocate queue page pointers */ /* allocate queue page pointers */
queue->queue_pages = vmalloc(nr_of_pages * sizeof(void *)); queue->queue_pages = kmalloc(nr_of_pages * sizeof(void *), GFP_KERNEL);
if (!queue->queue_pages) { if (!queue->queue_pages) {
ehca_gen_err("Couldn't allocate queue page list"); ehca_gen_err("Couldn't allocate queue page list");
return 0; return 0;
@@ -240,7 +240,7 @@ int ipz_queue_ctor(struct ehca_pd *pd, struct ipz_queue *queue,
ipz_queue_ctor_exit0: ipz_queue_ctor_exit0:
ehca_gen_err("Couldn't alloc pages queue=%p " ehca_gen_err("Couldn't alloc pages queue=%p "
"nr_of_pages=%x", queue, nr_of_pages); "nr_of_pages=%x", queue, nr_of_pages);
vfree(queue->queue_pages); kfree(queue->queue_pages);
return 0; return 0;
} }
@@ -262,7 +262,7 @@ int ipz_queue_dtor(struct ehca_pd *pd, struct ipz_queue *queue)
free_page((unsigned long)queue->queue_pages[i]); free_page((unsigned long)queue->queue_pages[i]);
} }
vfree(queue->queue_pages); kfree(queue->queue_pages);
return 1; return 1;
} }