From: Tom Tucker <tom-/Yg/VP3ZvrM@public.gmane.org>
To: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: tom-/Yg/VP3ZvrM@public.gmane.org,
garlick-i2BcT+NCU+M@public.gmane.org,
acook-osxm6dDZNBBZx8iatJs59jGjJy/sRE9J@public.gmane.org
Subject: [RFC PATCH 1/2] IB/uverbs: Add memory type to ib_umem structure
Date: Thu, 02 Dec 2010 13:02:24 -0600 [thread overview]
Message-ID: <20101202190224.13657.94704.stgit@build.ogc.int> (raw)
In-Reply-To: <20101202190157.13657.58176.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
Add a memory type field to the ib_umem structure to keep track
of the type of memory registered by the user.
Signed-off-by: Tom Tucker <tom-/Yg/VP3ZvrM@public.gmane.org>
---
include/rdma/ib_umem.h | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/include/rdma/ib_umem.h b/include/rdma/ib_umem.h
index 9ee0d2e..566b07f 100644
--- a/include/rdma/ib_umem.h
+++ b/include/rdma/ib_umem.h
@@ -39,8 +39,14 @@
struct ib_ucontext;
+enum ib_umem_type {
+ IB_UMEM_MEM_MAP = 0,
+ IB_UMEM_IO_MAP
+};
+
struct ib_umem {
struct ib_ucontext *context;
+ enum ib_umem_type type;
size_t length;
int offset;
int page_size;
--
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next prev parent reply other threads:[~2010-12-02 19:02 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-02 19:02 [RFC PATCH 0/2] IB/uverbs: Add support for registering mmapped memory Tom Tucker
[not found] ` <20101202190157.13657.58176.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
2010-12-02 19:02 ` Tom Tucker [this message]
2010-12-02 19:02 ` [RFC PATCH 2/2] IB/uverbs: Add support for user registration of mmap memory Tom Tucker
[not found] ` <20101202190229.13657.85728.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org>
2010-12-02 19:35 ` Ralph Campbell
[not found] ` <1291318531.24256.272.camel-/vjeY7uYZjrPXfVEPVhPGq6RkeBMCJyt@public.gmane.org>
2010-12-02 20:24 ` Tom Tucker
[not found] ` <4CF80083.2040907-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org>
2010-12-02 21:34 ` Ralph Campbell
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