Fix mthca_create_eq for when the EQ size is not a power of 2.
Signed-off-by: Michael S. Tsirkin <[EMAIL PROTECTED]>
Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
---
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
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