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| author |   Christophe Leroy <christophe.leroy@c-s.fr> | 2019-02-21 10:37:55 +0000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2019-02-22 00:10:16 +1100 |
| commit | 93c4a162b014d238a287f8264adb25c009c79e61 (patch) | |
| tree | 22a11a62f16f26c387315108f5b6ff2892f9e14f /arch/powerpc/lib/test_emulate_step_exec_instr.S | |
| parent | powerpc/6xx: Don't use SPRN_SPRG2 for storing stack pointer while in RTAS (diff) | |
| download | linux-dev-93c4a162b014d238a287f8264adb25c009c79e61.tar.xz linux-dev-93c4a162b014d238a287f8264adb25c009c79e61.zip | |
powerpc/6xx: Store PGDIR physical address in a SPRG
Use SPRN_SPRG2 to store the current thread PGDIR and
avoid reading thread_struct.pgdir at every TLB miss.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/lib/test_emulate_step_exec_instr.S')
0 files changed, 0 insertions, 0 deletions