Blackfin arch: SMP supporting patchset: Blackfin kernel and memory management code

Blackfin dual core BF561 processor can support SMP like features.
https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like

In this patch, we provide SMP extend to Blackfin kernel and memory management code

Singed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c
index 140bf00e9974..4de44f387dd5 100644
--- a/arch/blackfin/kernel/ptrace.c
+++ b/arch/blackfin/kernel/ptrace.c
@@ -220,8 +220,8 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                                 break;
                         pr_debug("ptrace: user address is valid\n");
 
-                        if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
-                            && addr + sizeof(tmp) <= L1_CODE_START + L1_CODE_LENGTH) {
+                        if (L1_CODE_LENGTH != 0 && addr >= get_l1_code_start()
+                            && addr + sizeof(tmp) <= get_l1_code_start() + L1_CODE_LENGTH) {
                                 safe_dma_memcpy (&tmp, (const void *)(addr), sizeof(tmp));
                                 copied = sizeof(tmp);
 
@@ -300,8 +300,8 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
                                 break;
                         pr_debug("ptrace: user address is valid\n");
 
-                        if (L1_CODE_LENGTH != 0 && addr >= L1_CODE_START
-                            && addr + sizeof(data) <= L1_CODE_START + L1_CODE_LENGTH) {
+                        if (L1_CODE_LENGTH != 0 && addr >= get_l1_code_start()
+                            && addr + sizeof(data) <= get_l1_code_start() + L1_CODE_LENGTH) {
                                 safe_dma_memcpy ((void *)(addr), &data, sizeof(data));
                                 copied = sizeof(data);