Commit 6ca18d89 authored by Jiewei Ke's avatar Jiewei Ke Committed by Jason Gunthorpe

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.comSigned-off-by: default avatarJiewei Ke <kejiewei.cn@gmail.com>
Reviewed-by: default avatarJason Gunthorpe <jgg@mellanox.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 2ab367a7
...@@ -408,7 +408,7 @@ struct rxe_dev { ...@@ -408,7 +408,7 @@ struct rxe_dev {
struct list_head pending_mmaps; struct list_head pending_mmaps;
spinlock_t mmap_offset_lock; /* guard mmap_offset */ spinlock_t mmap_offset_lock; /* guard mmap_offset */
int mmap_offset; u64 mmap_offset;
atomic64_t stats_counters[RXE_NUM_OF_COUNTERS]; atomic64_t stats_counters[RXE_NUM_OF_COUNTERS];
......
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