Davidlohr Bueso 69c907022a ia64/err-inject: Use get_user_pages_fast()
At the point of sysfs callback, the call to gup is
done without mmap_sem (or any lock for that matter).
This is racy. As such, use the get_user_pages_fast()
alternative and safely avoid taking the lock, if possible.

Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
2018-03-05 14:43:45 -08:00
..
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