Re: [PATCH] powerpc: Apply early paca fixups to boot_paca and the boot cpu's paca

2013-02-13 Thread Geoff Levand
On Wed, 2013-02-13 at 11:44 +1100, Michael Ellerman wrote: > In commit 466921c we added a hack to set the paca data_offset to zero so > that per-cpu accesses would work on the boot cpu prior to per-cpu areas > being setup. This fixed a problem with lockdep touching per-cpu areas > very early in boo

[PATCH] powerpc: Apply early paca fixups to boot_paca and the boot cpu's paca

2013-02-12 Thread Michael Ellerman
In commit 466921c we added a hack to set the paca data_offset to zero so that per-cpu accesses would work on the boot cpu prior to per-cpu areas being setup. This fixed a problem with lockdep touching per-cpu areas very early in boot. However if we combine CONFIG_LOCK_STAT=y with any of the PPC_EA