From 0e0ebdb9c2ba7b56a82ba36d29ab3d8cb99de9e7 Mon Sep 17 00:00:00 2001 From: Mathias Krause Date: Fri, 10 Jun 2011 03:10:22 +0000 Subject: powerpc: Remove redundant set_fs(USER_DS) The address limit is already set in flush_old_exec() so this set_fs(USER_DS) is redundant. Signed-off-by: Mathias Krause Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/kernel/process.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'arch/powerpc/kernel/process.c') diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 91e52df3d81d..885a2dd2ab80 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -831,8 +831,6 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp) unsigned long load_addr = regs->gpr[2]; /* saved by ELF_PLAT_INIT */ #endif - set_fs(USER_DS); - /* * If we exec out of a kernel thread then thread.regs will not be * set. Do it now. -- cgit v1.2.3 From 5115a026cebeb5537016497e78f4402e5d4ac54e Mon Sep 17 00:00:00 2001 From: Michael Neuling Date: Thu, 14 Jul 2011 19:25:12 +0000 Subject: powerpc: Add CFAR to oops output Now we have the CFAR saved add it to the oops output. Signed-off-by: Michael Neuling Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/kernel/process.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/powerpc/kernel/process.c') diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 885a2dd2ab80..d1aa3f43a68c 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -650,6 +650,8 @@ void show_regs(struct pt_regs * regs) printbits(regs->msr, msr_bits); printk(" CR: %08lx XER: %08lx\n", regs->ccr, regs->xer); trap = TRAP(regs); + if ((regs->trap != 0xc00) && cpu_has_feature(CPU_FTR_CFAR)) + printk("CFAR: "REG"\n", regs->orig_gpr3); if (trap == 0x300 || trap == 0x600) #ifdef CONFIG_PPC_ADV_DEBUG_REGS printk("DEAR: "REG", ESR: "REG"\n", regs->dar, regs->dsisr); -- cgit v1.2.3