[PATCH 3.2 127/185] ARM: 7912/1: check stack pointer in get_wchan

3.2.54-rc1 review patch. If anyone has any objections, please let me know. -- From: Konstantin Khlebnikov commit 1b15ec7a7427d4188ba91b9bbac696250a059d22 upstream. get_wchan() is lockless. Task may wakeup at any time and change its own stack, thus each next stack frame may be

[PATCH 3.2 127/185] ARM: 7912/1: check stack pointer in get_wchan

3.2.54-rc1 review patch. If anyone has any objections, please let me know. -- From: Konstantin Khlebnikov k.khlebni...@samsung.com commit 1b15ec7a7427d4188ba91b9bbac696250a059d22 upstream. get_wchan() is lockless. Task may wakeup at any time and change its own stack, thus each