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authorJiewei Ke <kejiewei.cn@gmail.com>2019-12-27 19:36:13 +0800
committerJason Gunthorpe <jgg@mellanox.com>2020-01-03 19:43:51 -0400
commit6ca18d8927d468c763571f78c9a7387a69ffa020 (patch)
tree88a108c01b03b980a66a4646e4333fa0ed7a9aba /drivers/infiniband/sw
parentRDMA/mlx5: use true,false for bool variable (diff)
downloadlinux-dev-6ca18d8927d468c763571f78c9a7387a69ffa020.tar.xz
linux-dev-6ca18d8927d468c763571f78c9a7387a69ffa020.zip
RDMA/rxe: Fix error type of mmap_offset
The type of mmap_offset should be u64 instead of int to match the type of mminfo.offset. If otherwise, after we create several thousands of CQs, it will run into overflow issues. Link: https://lore.kernel.org/r/20191227113613.5020-1-kejiewei.cn@gmail.com Signed-off-by: Jiewei Ke <kejiewei.cn@gmail.com> Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/sw')
-rw-r--r--drivers/infiniband/sw/rxe/rxe_verbs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h
index 95834206c80c..92de39c4a7c1 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.h
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.h
@@ -408,7 +408,7 @@ struct rxe_dev {
struct list_head pending_mmaps;
spinlock_t mmap_offset_lock; /* guard mmap_offset */
- int mmap_offset;
+ u64 mmap_offset;
atomic64_t stats_counters[RXE_NUM_OF_COUNTERS];