On Mon, Aug 10, 2015 at 2:15 PM, Loc Ho <lho@xxxxxxx> wrote: > Hi Dann, > >>> v2: >>> * Update binding documentation accordingly >>> * Change all single bit defines to BIT(x) >>> * Add support for L3 version 1 and 2 HW's >>> * Change to use debug file system for error injection >>> * In L3/SoC instance add function, allocate EDAC context after all >>> initalization successed >>> * Support raw or detail info for SoC EDAC error reporting >>> >>> v1: >>> * Add L3/SoC support to the APM X-Gene SoC EDAC driver >> >> Loc, >> I tested 4.2-rc5 on a Mustang board with one DIMM, and it hangs (RCU >> stall) in xgene_edac_mc_irq_ctl() on modprobe. Same board with 2 DIMMs >> boots fine. (U-boot 1.15.12). > > I just removed one of the two 16GB DIMM... with 4.2.0-rc1 and some > code clean up in EDAC driver, it boots just fine... I don't believe > the code clean up would affect it. Do you have the dump log? > > [root@dhcp-10-76-213-247 ~]# uname -a > Linux dhcp-10-76-213-247 4.2.0-rc1+ #33 SMP PREEMPT Mon Aug 10 > 13:23:03 MDT 2015 aarch64 GNU/Linux Sure: http://paste.ubuntu.com/12055821/ I've reproduced this on two machines. In both cases, we removed the DIMM furthest from the CPU (in case that matters). -dann > -Loc -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html