From 274c0891637c44ac71f3ac40be91b43c2318883a Mon Sep 17 00:00:00 2001 From: Roland Dreier Date: Thu, 29 Sep 2005 14:17:48 -0700 Subject: [IB] uverbs: Add device-specific ABI version attribute Add abi_version attribute to uverbs class devices to allow for ABI versioning of device-specific interfaces. Signed-off-by: Roland Dreier --- drivers/infiniband/hw/mthca/mthca_user.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/infiniband/hw/mthca/mthca_user.h') diff --git a/drivers/infiniband/hw/mthca/mthca_user.h b/drivers/infiniband/hw/mthca/mthca_user.h index 41613ec8a04e..bb015c6494c4 100644 --- a/drivers/infiniband/hw/mthca/mthca_user.h +++ b/drivers/infiniband/hw/mthca/mthca_user.h @@ -37,6 +37,12 @@ #include +/* + * Increment this value if any changes that break userspace ABI + * compatibility are made. + */ +#define MTHCA_UVERBS_ABI_VERSION 1 + /* * Make sure that all structs defined in this file remain laid out so * that they pack the same way on 32-bit and 64-bit architectures (to -- cgit v1.2.3