diff options
Diffstat (limited to 'drivers/misc/tegra-profiler/backtrace.h')
| -rw-r--r-- | drivers/misc/tegra-profiler/backtrace.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/misc/tegra-profiler/backtrace.h b/drivers/misc/tegra-profiler/backtrace.h index abf28ebdacf6..233480436549 100644 --- a/drivers/misc/tegra-profiler/backtrace.h +++ b/drivers/misc/tegra-profiler/backtrace.h @@ -1,7 +1,7 @@ /* * drivers/misc/tegra-profiler/backtrace.h * - * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2015, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -62,6 +62,9 @@ unsigned long quadd_user_stack_pointer(struct pt_regs *regs); unsigned long +quadd_get_user_frame_pointer(struct pt_regs *regs); + +unsigned long quadd_user_link_register(struct pt_regs *regs); static inline int @@ -79,4 +82,15 @@ validate_pc_addr(unsigned long addr, unsigned long nbytes) return addr && addr < TASK_SIZE - nbytes; } +static inline int +validate_stack_addr(unsigned long addr, + struct vm_area_struct *vma, + unsigned long nbytes) +{ + if (addr & 0x03) + return 0; + + return is_vma_addr(addr, vma, nbytes); +} + #endif /* __QUADD_BACKTRACE_H */ |