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| author | Graf Yang <graf.yang@analog.com> | 2008-11-18 17:48:22 +0800 |
|---|---|---|
| committer | Bryan Wu <cooloney@kernel.org> | 2008-11-18 17:48:22 +0800 |
| commit | 8f65873e47784a390949f0d61e5692dbf2a8253e (patch) | |
| tree | 4d9509bf5e52ebac190d79de04b783829d44f49e /arch/blackfin/kernel/ptrace.c | |
| parent | b8a989893cbdeb6c97a7b5af5f38fb0e480235f9 (diff) | |
| download | op-kernel-dev-8f65873e47784a390949f0d61e5692dbf2a8253e.zip op-kernel-dev-8f65873e47784a390949f0d61e5692dbf2a8253e.tar.gz | |
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>
Diffstat (limited to 'arch/blackfin/kernel/ptrace.c')
| -rw-r--r-- | arch/blackfin/kernel/ptrace.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index 140bf00..4de44f3 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); |
