RDMA/rxe: Fix error type of mmap_offset
[ Upstream commit 6ca18d8927
]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -407,7 +407,7 @@ struct rxe_dev {
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struct list_head pending_mmaps;
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spinlock_t mmap_offset_lock; /* guard mmap_offset */
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int mmap_offset;
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u64 mmap_offset;
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atomic64_t stats_counters[RXE_NUM_OF_COUNTERS];
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