Messages in this thread Patch in this message | | | Subject | [git patch review 4/4] IB/mthca: create_eq with size not a power of 2 | From | Roland Dreier <> | Date | Fri, 06 Jan 2006 00:19:41 +0000 |
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Fix mthca_create_eq for when the EQ size is not a power of 2.
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
---
drivers/infiniband/hw/mthca/mthca_eq.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
466200562ccd80f728f7ef602d2b97b4fdedd566 diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c index 34d68e5..e8a948f 100644 --- a/drivers/infiniband/hw/mthca/mthca_eq.c +++ b/drivers/infiniband/hw/mthca/mthca_eq.c @@ -484,8 +484,7 @@ static int __devinit mthca_create_eq(str u8 intr, struct mthca_eq *eq) { - int npages = (nent * MTHCA_EQ_ENTRY_SIZE + PAGE_SIZE - 1) / - PAGE_SIZE; + int npages; u64 *dma_list = NULL; dma_addr_t t; struct mthca_mailbox *mailbox; @@ -496,6 +495,7 @@ static int __devinit mthca_create_eq(str eq->dev = dev; eq->nent = roundup_pow_of_two(max(nent, 2)); + npages = ALIGN(eq->nent * MTHCA_EQ_ENTRY_SIZE, PAGE_SIZE) / PAGE_SIZE; eq->page_list = kmalloc(npages * sizeof *eq->page_list, GFP_KERNEL); -- 0.99.9n - 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/
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