Haren Myneni 3856aa542d powerpc/vas: Create take/drop pid and mm reference functions
Take pid and mm references when each window opens and drops during
close. This functionality is needed for powerNV and pseries. So
this patch defines the existing code as functions in common book3s
platform vas-api.c

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/2fa40df962250a737c804e58202924717b39e381.camel@linux.ibm.com
2021-06-20 21:58:56 +10:00
..
2020-05-28 23:24:36 +10:00
2020-05-28 23:24:36 +10:00
2021-02-09 00:02:06 +11:00
2021-02-09 00:02:05 +11:00