From 6e83557c38b40d6e9d1c82ad0ae59d8e5db9c50c Mon Sep 17 00:00:00 2001 From: Michal Simek Date: Mon, 31 Jan 2011 15:10:04 +0100 Subject: microblaze: Remove r0_ram pointer and PTO alignment r0_ram pool was used for saving/restoring register content if hw exception happen. This poll was replaced by pt_pool_space with PT_SIZE size. Based on this change SAVE_STATE_ARG_SPACE was removed which caused that PTO offset is zero that's why is also removed. r0_ram space was used as scratchpad by v850. In early Microblaze Linux developing phase was this part of code blindly copied. Signed-off-by: Michal Simek --- arch/microblaze/kernel/signal.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/microblaze/kernel/signal.c') diff --git a/arch/microblaze/kernel/signal.c b/arch/microblaze/kernel/signal.c index d8d3bb396cd6..580d052ae814 100644 --- a/arch/microblaze/kernel/signal.c +++ b/arch/microblaze/kernel/signal.c @@ -93,7 +93,7 @@ static int restore_sigcontext(struct pt_regs *regs, asmlinkage long sys_rt_sigreturn(struct pt_regs *regs) { struct rt_sigframe __user *frame = - (struct rt_sigframe __user *)(regs->r1 + STATE_SAVE_ARG_SPACE); + (struct rt_sigframe __user *)(regs->r1); sigset_t set; int rval; @@ -247,7 +247,7 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, goto give_sigsegv; /* Set up registers for signal handler */ - regs->r1 = (unsigned long) frame - STATE_SAVE_ARG_SPACE; + regs->r1 = (unsigned long) frame; /* Signal handler args: */ regs->r5 = signal; /* arg 0: signum */ -- cgit