[PATCH 6/9] powerpc/8xx: use modify_instruction_site()

From: Christophe Leroy
Date: Fri Nov 09 2018 - 12:33:31 EST


Instead of hardcoding the TLB handlers patching, use
the newly created modify_instruction_site() helper.

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
---
arch/powerpc/mm/8xx_mmu.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/powerpc/mm/8xx_mmu.c b/arch/powerpc/mm/8xx_mmu.c
index 01b7f5107c3a..a9b287f2f009 100644
--- a/arch/powerpc/mm/8xx_mmu.c
+++ b/arch/powerpc/mm/8xx_mmu.c
@@ -100,11 +100,7 @@ static void __init mmu_mapin_immr(void)

static void __init mmu_patch_cmp_limit(s32 *site, unsigned long mapped)
{
- unsigned int instr = *(unsigned int *)patch_site_addr(site);
-
- instr &= 0xffff0000;
- instr |= (unsigned long)__va(mapped) >> 16;
- patch_instruction_site(site, instr);
+ modify_instruction_site(site, 0xffff, (unsigned long)__va(mapped) >> 16);
}

unsigned long __init mmu_mapin_ram(unsigned long top)
--
2.13.3