diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
| commit | 414f746d232d41ed6ae8632c4495ae795373c44b (patch) | |
| tree | 167f9bc8f139c6e82e6732b38c7a938b8a9d31cd /arch/blackfin/kernel/ptrace.c | |
| parent | 5a7a201c51c324876d00a54e7208af6af12d1ca4 (diff) | |
| parent | c9272c4f9fbe2087beb3392f526dc5b19efaa56b (diff) | |
| download | kernel_samsung_smdk4412-414f746d232d41ed6ae8632c4495ae795373c44b.tar.gz kernel_samsung_smdk4412-414f746d232d41ed6ae8632c4495ae795373c44b.tar.bz2 kernel_samsung_smdk4412-414f746d232d41ed6ae8632c4495ae795373c44b.zip | |
Merge branch 'linus' into cpus4096
Diffstat (limited to 'arch/blackfin/kernel/ptrace.c')
| -rw-r--r-- | arch/blackfin/kernel/ptrace.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index f51ab088098..bf1a51d8e60 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -220,6 +220,20 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) copied = sizeof(tmp); } else #endif +#if L1_DATA_A_LENGTH != 0 + if (addr + add >= L1_DATA_A_START + && addr + add + sizeof(tmp) <= L1_DATA_A_START + L1_DATA_A_LENGTH) { + memcpy(&tmp, (const void *)(addr + add), sizeof(tmp)); + copied = sizeof(tmp); + } else +#endif +#if L1_DATA_B_LENGTH != 0 + if (addr + add >= L1_DATA_B_START + && addr + add + sizeof(tmp) <= L1_DATA_B_START + L1_DATA_B_LENGTH) { + memcpy(&tmp, (const void *)(addr + add), sizeof(tmp)); + copied = sizeof(tmp); + } else +#endif if (addr + add >= FIXED_CODE_START && addr + add + sizeof(tmp) <= FIXED_CODE_END) { memcpy(&tmp, (const void *)(addr + add), sizeof(tmp)); @@ -290,6 +304,20 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) copied = sizeof(data); } else #endif +#if L1_DATA_A_LENGTH != 0 + if (addr + add >= L1_DATA_A_START + && addr + add + sizeof(data) <= L1_DATA_A_START + L1_DATA_A_LENGTH) { + memcpy((void *)(addr + add), &data, sizeof(data)); + copied = sizeof(data); + } else +#endif +#if L1_DATA_B_LENGTH != 0 + if (addr + add >= L1_DATA_B_START + && addr + add + sizeof(data) <= L1_DATA_B_START + L1_DATA_B_LENGTH) { + memcpy((void *)(addr + add), &data, sizeof(data)); + copied = sizeof(data); + } else +#endif if (addr + add >= FIXED_CODE_START && addr + add + sizeof(data) <= FIXED_CODE_END) { memcpy((void *)(addr + add), &data, sizeof(data)); |