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| author | Aneesh Kumar K.V <[email protected]> | 2015-03-30 10:39:12 +0530 |
|---|---|---|
| committer | Michael Ellerman <[email protected]> | 2015-04-17 11:23:24 +1000 |
| commit | 5e1d44aef1673b504dde475aa714b1bdb9b875c4 (patch) | |
| tree | 714b46d9dc7be08812ada52878088dc2e8165b5c /lib/mpi/mpiutil.c | |
| parent | 1cbee462a5afc1cc30389915b3d18bdcb3c47ad6 (diff) | |
KVM: PPC: Use READ_ONCE when dereferencing pte_t pointer
pte can get updated from other CPUs as part of multiple activities
like THP split, huge page collapse, unmap. We need to make sure we
don't reload the pte value again and again for different checks.
Signed-off-by: Aneesh Kumar K.V <[email protected]>
Signed-off-by: Michael Ellerman <[email protected]>
Diffstat (limited to 'lib/mpi/mpiutil.c')
0 files changed, 0 insertions, 0 deletions