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Date: Tue, 29 Jan 2008 21:53:20 -0800
From: akepner@....com
To: Tony Luck <tony.luck@...el.com>,
Grant Grundler <grundler@...isc-linux.org>,
Jesse Barnes <jbarnes@...tuousgeek.org>,
Jes Sorensen <jes@....com>,
Randy Dunlap <randy.dunlap@...cle.com>,
Roland Dreier <rdreier@...co.com>,
James Bottomley <James.Bottomley@...senPartnership.com>,
David Miller <davem@...emloft.net>,
Muli Ben-Yehuda <muli@...ibm.com>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] IB: add dmabarrier to ib_umem_get() prototype
Add a new parameter, dmabarrier, to the ib_umem_get()
prototype.
Signed-off-by: Arthur Kepner <akepner@....com>
--
drivers/infiniband/core/umem.c | 2 +-
drivers/infiniband/hw/amso1100/c2_provider.c | 2 +-
drivers/infiniband/hw/cxgb3/iwch_provider.c | 2 +-
drivers/infiniband/hw/ehca/ehca_mrmw.c | 2 +-
drivers/infiniband/hw/ipath/ipath_mr.c | 3 ++-
drivers/infiniband/hw/mlx4/cq.c | 2 +-
drivers/infiniband/hw/mlx4/doorbell.c | 2 +-
drivers/infiniband/hw/mlx4/mr.c | 3 ++-
drivers/infiniband/hw/mlx4/qp.c | 2 +-
drivers/infiniband/hw/mlx4/srq.c | 2 +-
drivers/infiniband/hw/mthca/mthca_provider.c | 3 ++-
include/rdma/ib_umem.h | 4 ++--
12 files changed, 16 insertions(+), 13 deletions(-)
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 4e3128f..5b00408 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -74,7 +74,7 @@ static void __ib_umem_release(struct ib_device *dev, struct ib_umem *umem, int d
* @access: IB_ACCESS_xxx flags for memory being pinned
*/
struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
- size_t size, int access)
+ size_t size, int access, int dmabarrier)
{
struct ib_umem *umem;
struct page **page_list;
diff --git a/drivers/infiniband/hw/amso1100/c2_provider.c b/drivers/infiniband/hw/amso1100/c2_provider.c
index 7a6cece..f571dff 100644
--- a/drivers/infiniband/hw/amso1100/c2_provider.c
+++ b/drivers/infiniband/hw/amso1100/c2_provider.c
@@ -449,7 +449,7 @@ static struct ib_mr *c2_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
return ERR_PTR(-ENOMEM);
c2mr->pd = c2pd;
- c2mr->umem = ib_umem_get(pd->uobject->context, start, length, acc);
+ c2mr->umem = ib_umem_get(pd->uobject->context, start, length, acc, 0);
if (IS_ERR(c2mr->umem)) {
err = PTR_ERR(c2mr->umem);
kfree(c2mr);
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index b5436ca..66d9d65 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -601,7 +601,7 @@ static struct ib_mr *iwch_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mhp)
return ERR_PTR(-ENOMEM);
- mhp->umem = ib_umem_get(pd->uobject->context, start, length, acc);
+ mhp->umem = ib_umem_get(pd->uobject->context, start, length, acc, 0);
if (IS_ERR(mhp->umem)) {
err = PTR_ERR(mhp->umem);
kfree(mhp);
diff --git a/drivers/infiniband/hw/ehca/ehca_mrmw.c b/drivers/infiniband/hw/ehca/ehca_mrmw.c
index e239bbf..62a382c 100644
--- a/drivers/infiniband/hw/ehca/ehca_mrmw.c
+++ b/drivers/infiniband/hw/ehca/ehca_mrmw.c
@@ -325,7 +325,7 @@ struct ib_mr *ehca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
}
e_mr->umem = ib_umem_get(pd->uobject->context, start, length,
- mr_access_flags);
+ mr_access_flags, 0);
if (IS_ERR(e_mr->umem)) {
ib_mr = (void *)e_mr->umem;
goto reg_user_mr_exit1;
diff --git a/drivers/infiniband/hw/ipath/ipath_mr.c b/drivers/infiniband/hw/ipath/ipath_mr.c
index db4ba92..7ffb392 100644
--- a/drivers/infiniband/hw/ipath/ipath_mr.c
+++ b/drivers/infiniband/hw/ipath/ipath_mr.c
@@ -195,7 +195,8 @@ struct ib_mr *ipath_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
goto bail;
}
- umem = ib_umem_get(pd->uobject->context, start, length, mr_access_flags);
+ umem = ib_umem_get(pd->uobject->context, start, length,
+ mr_access_flags, 0);
if (IS_ERR(umem))
return (void *) umem;
diff --git a/drivers/infiniband/hw/mlx4/cq.c b/drivers/infiniband/hw/mlx4/cq.c
index 9d32c49..3adad6f 100644
--- a/drivers/infiniband/hw/mlx4/cq.c
+++ b/drivers/infiniband/hw/mlx4/cq.c
@@ -122,7 +122,7 @@ struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector
}
cq->umem = ib_umem_get(context, ucmd.buf_addr, buf_size,
- IB_ACCESS_LOCAL_WRITE);
+ IB_ACCESS_LOCAL_WRITE, 0);
if (IS_ERR(cq->umem)) {
err = PTR_ERR(cq->umem);
goto err_cq;
diff --git a/drivers/infiniband/hw/mlx4/doorbell.c b/drivers/infiniband/hw/mlx4/doorbell.c
index 1c36087..0afde2d 100644
--- a/drivers/infiniband/hw/mlx4/doorbell.c
+++ b/drivers/infiniband/hw/mlx4/doorbell.c
@@ -181,7 +181,7 @@ int mlx4_ib_db_map_user(struct mlx4_ib_ucontext *context, unsigned long virt,
page->user_virt = (virt & PAGE_MASK);
page->refcnt = 0;
page->umem = ib_umem_get(&context->ibucontext, virt & PAGE_MASK,
- PAGE_SIZE, 0);
+ PAGE_SIZE, 0, 0);
if (IS_ERR(page->umem)) {
err = PTR_ERR(page->umem);
kfree(page);
diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
index 7dc91a3..bab6312 100644
--- a/drivers/infiniband/hw/mlx4/mr.c
+++ b/drivers/infiniband/hw/mlx4/mr.c
@@ -132,7 +132,8 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mr)
return ERR_PTR(-ENOMEM);
- mr->umem = ib_umem_get(pd->uobject->context, start, length, access_flags);
+ mr->umem = ib_umem_get(pd->uobject->context, start, length,
+ access_flags, 0);
if (IS_ERR(mr->umem)) {
err = PTR_ERR(mr->umem);
goto err_free;
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 8cba9c5..a5dedd9 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -347,7 +347,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd,
goto err;
qp->umem = ib_umem_get(pd->uobject->context, ucmd.buf_addr,
- qp->buf_size, 0);
+ qp->buf_size, 0, 0);
if (IS_ERR(qp->umem)) {
err = PTR_ERR(qp->umem);
goto err;
diff --git a/drivers/infiniband/hw/mlx4/srq.c b/drivers/infiniband/hw/mlx4/srq.c
index e7e9a3d..5456481 100644
--- a/drivers/infiniband/hw/mlx4/srq.c
+++ b/drivers/infiniband/hw/mlx4/srq.c
@@ -115,7 +115,7 @@ struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd,
}
srq->umem = ib_umem_get(pd->uobject->context, ucmd.buf_addr,
- buf_size, 0);
+ buf_size, 0, 0);
if (IS_ERR(srq->umem)) {
err = PTR_ERR(srq->umem);
goto err_srq;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 6bcde1c..704d8ef 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -1027,7 +1027,8 @@ static struct ib_mr *mthca_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
if (!mr)
return ERR_PTR(-ENOMEM);
- mr->umem = ib_umem_get(pd->uobject->context, start, length, acc);
+ mr->umem = ib_umem_get(pd->uobject->context, start, length, acc, 0);
+
if (IS_ERR(mr->umem)) {
err = PTR_ERR(mr->umem);
goto err;
diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h
index 2229842..ac3542e 100644
--- a/include/rdma/ib_umem.h
+++ b/include/rdma/ib_umem.h
@@ -62,7 +62,7 @@ struct ib_umem_chunk {
#ifdef CONFIG_INFINIBAND_USER_MEM
struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
- size_t size, int access);
+ size_t size, int access, int dmabarrier);
void ib_umem_release(struct ib_umem *umem);
int ib_umem_page_count(struct ib_umem *umem);
@@ -72,7 +72,7 @@ int ib_umem_page_count(struct ib_umem *umem);
static inline struct ib_umem *ib_umem_get(struct ib_ucontext *context,
unsigned long addr, size_t size,
- int access) {
+ int access, int dmabarrier) {
return ERR_PTR(-EINVAL);
}
static inline void ib_umem_release(struct ib_umem *umem) { }
--
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