diff options
Diffstat (limited to 'arch/arm/lib/backtrace-clang.S')
| -rw-r--r-- | arch/arm/lib/backtrace-clang.S | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/lib/backtrace-clang.S b/arch/arm/lib/backtrace-clang.S index 5b4bca85d06d..290c52a60fc6 100644 --- a/arch/arm/lib/backtrace-clang.S +++ b/arch/arm/lib/backtrace-clang.S @@ -197,6 +197,14 @@ finished_setup: cmp sv_fp, frame @ next frame must be mov frame, sv_fp @ above the current frame +#ifdef CONFIG_IRQSTACKS + @ + @ Kernel stacks may be discontiguous in memory. If the next + @ frame is below the previous frame, accept it as long as it + @ lives in kernel memory. + @ + cmpls sv_fp, #PAGE_OFFSET +#endif bhi for_each_frame 1006: adr r0, .Lbad |