Re: [PATCH v19 08/11] ARM: kprobes: enable OPTPROBES for ARM 32

2015-01-08 Thread Wang Nan
Hi Tixy and other, Similar to patch 01/11, build robot found a building error in this patch when ARM version is lower than 4. In such processors 'blx' instruction is unusable. I have posted a new version of this patch, which has following code change: diff --git a/arch/arm/probes/kprobes/opt-ar

Re: [PATCH v19 08/11] ARM: kprobes: enable OPTPROBES for ARM 32

2015-01-07 Thread Jon Medhurst (Tixy)
On Mon, 2015-01-05 at 19:29 +0800, Wang Nan wrote: > This patch introduce kprobeopt for ARM 32. > > Limitations: > - Currently only kernel compiled with ARM ISA is supported. > > - Offset between probe point and optinsn slot must not larger than >32MiB. Masami Hiramatsu suggests replacing 2