[dpdk-dev] [EXTERNAL] [PATCH 2/6] net/bnxt: fix potential data race

[Stephen Hemminger]

On Tue, 3 Mar 2020 18:13:22 +0000
Christopher Ertl <Christopher.Ertl at microsoft.com> wrote:

> Can we add the `volatile` qualifier to the `hwrm_cmd_resp_addr` member (in drivers/net/bnxt/bnxt.h) to get a stronger guarantee that the compiler won't insert TOCTOU races in the output?
> 
> Christopher Ertl | MSRC Vulnerabilities & Mitigations | Microsoft Limited | +44 7773976589 | Christopher.Ertl at microsoft.com
>  
> Microsoft Limited (company number 01624297) is a company registered in England and Wales whose registered office is at Microsoft Campus, Thames Valley Park, Reading. RG6 1WG

Should this be done for all the registers in that structure?