Messages in this thread Patch in this message | | | Subject | [PATCH][6/27] IB/mthca: allocate correct number of doorbell pages | Date | Fri, 1 Apr 2005 12:49:52 -0800 | From | Roland Dreier <> |
| |
Doorbell record pages are allocated in HCA page size chunks (always 4096 bytes), so we need to divide by 4096 and not PAGE_SIZE when figuring out how many pages we'll need space for.
Signed-off-by: Roland Dreier <roland@topspin.com>
--- linux-export.orig/drivers/infiniband/hw/mthca/mthca_memfree.c 2005-04-01 12:38:19.911638409 -0800 +++ linux-export/drivers/infiniband/hw/mthca/mthca_memfree.c 2005-04-01 12:38:22.274125578 -0800 @@ -446,7 +446,7 @@ init_MUTEX(&dev->db_tab->mutex); - dev->db_tab->npages = dev->uar_table.uarc_size / PAGE_SIZE; + dev->db_tab->npages = dev->uar_table.uarc_size / 4096; dev->db_tab->max_group1 = 0; dev->db_tab->min_group2 = dev->db_tab->npages - 1; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |