diff options
| author | Michael Ellerman <mpe@ellerman.id.au> | 2014-07-10 06:29:19 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-07-28 08:10:22 +0400 |
| commit | 376af5947c0e441ccbf98f0212d4ffbf171528f6 (patch) | |
| tree | 8d80f48caea9448257de40a2a9c7279cc80e60b0 /arch/powerpc/include/asm/mmu_context.h | |
| parent | 468a33028edd62549ad3c4dcbc23dd0311c67832 (diff) | |
| download | linux-376af5947c0e441ccbf98f0212d4ffbf171528f6.tar.xz | |
powerpc: Remove STAB code
Old cpus didn't have a Segment Lookaside Buffer (SLB), instead they had
a Segment Table (STAB). Now that we've dropped support for those cpus,
we can remove the STAB support entirely.
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/mmu_context.h')
| -rw-r--r-- | arch/powerpc/include/asm/mmu_context.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/mmu_context.h b/arch/powerpc/include/asm/mmu_context.h index b467530e2485..f5690e2689c7 100644 --- a/arch/powerpc/include/asm/mmu_context.h +++ b/arch/powerpc/include/asm/mmu_context.h @@ -18,7 +18,6 @@ extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm); extern void destroy_context(struct mm_struct *mm); extern void switch_mmu_context(struct mm_struct *prev, struct mm_struct *next); -extern void switch_stab(struct task_struct *tsk, struct mm_struct *mm); extern void switch_slb(struct task_struct *tsk, struct mm_struct *mm); extern void set_context(unsigned long id, pgd_t *pgd); @@ -79,8 +78,6 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, #ifdef CONFIG_PPC_STD_MMU_64 if (mmu_has_feature(MMU_FTR_SLB)) switch_slb(tsk, next); - else - switch_stab(tsk, next); #else /* Out of line for now */ switch_mmu_context(prev, next); |