[openib-general] RHEL 4 U3 - lost completions

[Michael S. Tsirkin]

Quoting r. glebn at voltaire.com <glebn at voltaire.com>:
> AFAIR there is a bug in kernel 2.6.9 that makes it possible for page to
> be changed in process's VM even though it is locked by get_user_pages().
> That is why Mellanox driver used mlock() in addition to
> get_user_pages(). I think this bug was fixed somewhere around 2.6.11.

I think it got fixed around 2.6.7. RHEL4 U3 has this fix,
and AFAIK last SLES9 update has backported that to 2.6.7 too.

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MST