On 09/21/2016 09:17 AM, Michael Bringmann wrote: > architecture.vec5 features: The boot-time memory management needs to > know the form of the "ibm,dynamic-memory-v2" property early during > scanning of the flattened device tree. This patch moves execution of > the function pseries_probe_fw_features() early enough to be before > the scanning of the memory properties in the device tree to allow > recognition of the supported properties. > > [V2: No change] > [V3: Updated after commit 3808a88985b4f5f5e947c364debce4441a380fb8.] > [V4: Update comments] > [V5: Resynchronize/resubmit] > [V6: Resync to v4.7 kernel code] > > Signed-off-by: Michael Bringmann <m...@linux.vnet.ibm.com> > --- > diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c > index 946e34f..2034edc 100644 > --- a/arch/powerpc/kernel/prom.c > +++ b/arch/powerpc/kernel/prom.c > @@ -753,6 +753,9 @@ void __init early_init_devtree(void *params) > */ > of_scan_flat_dt(early_init_dt_scan_chosen_ppc, boot_command_line); > > + /* Now try to figure out if we are running on LPAR and so on */ > + pseries_probe_fw_features(); > +
I'll have to defer to others on whether calling this earlier in boot is ok. I do notice that you do not remove the call later on, any reason? -Nathan > /* Scan memory nodes and rebuild MEMBLOCKs */ > of_scan_flat_dt(early_init_dt_scan_root, NULL); > of_scan_flat_dt(early_init_dt_scan_memory_ppc, NULL); >
