diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-08-31 15:06:28 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-08-31 15:06:28 -0700 |
| commit | 7c01919130ef8b27306ed1faf1f2cc079621923c (patch) | |
| tree | 0917d34a7a7b90bb025e3ddca670f2cc403e4965 /arch/xtensa/include/asm/stacktrace.h | |
| parent | 7b8067d37058ec01889513e16033fb6de72a98ce (diff) | |
| parent | 650c919798c71fb34b77a6f2ba03a06907f06a76 (diff) | |
Merge tag 'xtensa-20150830' of git://github.com/czankel/xtensa-linux
Pull xtensa updates from Chris Zankel:
"Xtensa fixes and improvements for 4.3:
- reimplement DMA API using common helpers
- implement counting and sampling perf events using hardware perf
counters
- add fake NMI support for hardware perf counters
- fix THREADPTR register reloading on return to userspace
- keep exception/interrupt stack continuous for debugger
- improve vmlinux.lds.S post-processing"
* tag 'xtensa-20150830' of git://github.com/czankel/xtensa-linux:
xtensa: improve vmlinux.lds.S sed post-processing
xtensa: drop unused irq_err_count
xtensa: implement fake NMI
xtensa: don't touch EXC_TABLE_FIXUP in _switch_to
xtensa: fix kernel register spilling
xtensa: reorganize irq flags tracing
perf tools: xtensa: add DWARF register names
xtensa: implement counting and sampling perf events
xtensa: count software page fault perf events
xtensa: add profiling IRQ type to xtensa_irq_map
xtensa: select PERF_USE_VMALLOC for cache-aliasing configurations
xtensa: move oprofile stack tracing to stacktrace.c
xtensa: keep exception/interrupt stack continuous
xtensa: clean up Kconfig dependencies for custom cores
xtensa: reimplement DMA API using common helpers
xtensa: fix threadptr reload on return to userspace
xtensa: ISS: add missing va_end into split_if_spec
Diffstat (limited to 'arch/xtensa/include/asm/stacktrace.h')
| -rw-r--r-- | arch/xtensa/include/asm/stacktrace.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/xtensa/include/asm/stacktrace.h b/arch/xtensa/include/asm/stacktrace.h index 6a05fcb0a20d..fe06e8ed162b 100644 --- a/arch/xtensa/include/asm/stacktrace.h +++ b/arch/xtensa/include/asm/stacktrace.h @@ -33,4 +33,12 @@ void walk_stackframe(unsigned long *sp, int (*fn)(struct stackframe *frame, void *data), void *data); +void xtensa_backtrace_kernel(struct pt_regs *regs, unsigned int depth, + int (*kfn)(struct stackframe *frame, void *data), + int (*ufn)(struct stackframe *frame, void *data), + void *data); +void xtensa_backtrace_user(struct pt_regs *regs, unsigned int depth, + int (*ufn)(struct stackframe *frame, void *data), + void *data); + #endif /* _XTENSA_STACKTRACE_H */ |