On Fri, 2017-11-24 at 08:33:38 UTC, Vaibhav Jain wrote:
> If set_thread_tidr() is called twice for same task_struct then it will
> allocate a new tidr value to it leaving the previous value still
> dangling in the vas_thread_ida table.
>
> To fix this the patch changes set_thread_tidr() to check if a tidr
> value is already assigned to the task_struct and if yes then returns
> the existing value from function instead of allocating a new one.
>
> Fixes: ec233ede4c86("powerpc: Add support for setting SPRN_TIDR")
> Signed-off-by: Vaibhav Jain <vaib...@linux.vnet.ibm.com>
> Reviewed-by: Andrew Donnellan <andrew.donnel...@au1.ibm.com>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/7e4d4233260be0611c7fbdb2730c12
cheers
