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| author |  Christophe Leroy <christophe.leroy@csgroup.eu>
| 2021-06-03 09:29:02 +0000 |
|---|---|---|
| committer |  Michael Ellerman <mpe@ellerman.id.au>
| 2021-06-17 00:09:09 +1000 |
| commit | 25910260ff69fa0c37e26541aac4e8f978e1f17f (patch) | |
| tree | de3b6847d0d81ba4853e34b7f53ed93b441d8d37 /arch/powerpc/kernel/head_fsl_booke.S | |
| parent | powerpc/kuap: Force inlining of all first level KUAP helpers. (diff) | |
| download | linux-25910260ff69fa0c37e26541aac4e8f978e1f17f.tar.gz linux-25910260ff69fa0c37e26541aac4e8f978e1f17f.tar.bz2 linux-25910260ff69fa0c37e26541aac4e8f978e1f17f.zip | |
powerpc/nohash: Refactor update of BDI2000 pointers in switch_mmu_context()
Instead of duplicating the update of BDI2000 pointers in
set_context(), do it directly from switch_mmu_context().
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/4c54997edd3548fa54717915e7c6ebaf60f208c0.1622712515.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/kernel/head_fsl_booke.S')
| -rw-r--r-- | arch/powerpc/kernel/head_fsl_booke.S | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index a1a5c3f10dc4..590f34cc5bb2 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -986,15 +986,6 @@ _GLOBAL(abort) isync _GLOBAL(set_context) - -#ifdef CONFIG_BDI_SWITCH - /* Context switch the PTE pointer for the Abatron BDI2000. - * The PGDIR is the second parameter. - */ - lis r5, abatron_pteptrs@h - ori r5, r5, abatron_pteptrs@l - stw r4, 0x4(r5) -#endif mtspr SPRN_PID,r3 isync /* Force context change */ blr @@ -1242,10 +1233,3 @@ EXPORT_SYMBOL(empty_zero_page) .globl swapper_pg_dir swapper_pg_dir: .space PGD_TABLE_SIZE - -/* - * Room for two PTE pointers, usually the kernel and current user pointers - * to their respective root page table. - */ -abatron_pteptrs: - .space 8 |