diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2022-10-14 01:16:45 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-10-18 22:46:18 +1100 |
| commit | b9ef323ea1682f9837bf63ba10c5e3750f71a20a (patch) | |
| tree | 7edf904a6f570bedf5cf93b5b863f8d95980dca7 /arch/powerpc/mm | |
| parent | b12eb279ff552bd67c167b0fe701ae602aa7311e (diff) | |
powerpc/64s: Disable preemption in hash lazy mmu mode
apply_to_page_range on kernel pages does not disable preemption, which
is a requirement for hash's lazy mmu mode, which keeps track of the
TLBs to flush with a per-cpu array.
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20221013151647.1857994-1-npiggin@gmail.com
Diffstat (limited to 'arch/powerpc/mm')
0 files changed, 0 insertions, 0 deletions