On Tue, Mar 27, 2018 at 03:51:05PM +0300, Leon Romanovsky wrote:
> From: Mark Bloch <markb@xxxxxxxxxxxx>
>
> Currently access to hardware stats buffer isn't protected, this can
> result in multiple writes and reads at the same time to the same
> memory location. This can lead to providing an incorrect value to
> the user. Add a mutex to protect against it.
>
> Fixes: b40f4757daa1 ("IB/core: Make device counter infrastructure dynamic")
> Signed-off-by: Mark Bloch <markb@xxxxxxxxxxxx>
> Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> ---
> drivers/infiniband/core/sysfs.c | 34 ++++++++++++++++++++++++++++------
> include/rdma/ib_verbs.h | 4 ++++
> 2 files changed, 32 insertions(+), 6 deletions(-)
Applied to -next, thanks
Jason
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