On Fri, 2015-31-07 at 15:54:38 UTC, Mahesh Salgaonkar wrote: > From: Mahesh Salgaonkar <mah...@linux.vnet.ibm.com> > > On non-recoverable MCE errors in kernel space, Linux kernel panics > and system reboots. On BMC based system opal-prd runs as a daemon > in the host. Hence, kernel crash may prevent opal-prd to detect and > analyze this MCE error. This may land us in a situation where the faulty > memory never gets de-configured and Linux would keep hitting same MCE error > again and again. If this happens in early stage of kernel initialization, > then Linux will keep crashing and rebooting in a loop. > > This patch fixes this issue by invoking new opal_cec_reboot2() call with > reboot type OPAL_REBOOT_PLATFORM_ERROR to inform BMC/OCC about this > error, so that BMC can collect relevant data for error analysis and > decide what component to de-configure before rebooting. > > This patch is dependent on OPAL patchset posted on skiboot mailing list > at https://lists.ozlabs.org/pipermail/skiboot/2015-July/001771.html that > introduces opal_cec_reboot2() opal call. > > Signed-off-by: Mahesh Salgaonkar <mah...@linux.vnet.ibm.com>
Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/e784b6499d9cba83b7f3 cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
