From 39070cb8a39a84f3379dd8d1dab489e06f3a50a7 Mon Sep 17 00:00:00 2001 From: Chris Zankel Date: Wed, 17 Oct 2012 23:08:20 -0700 Subject: [PATCH] xtensa: minor compiler warning fix Fix two compiler warnings complaining about truncating a value on a 64-bit host, and about declaring an unused variable that is only used for a specific configuration. Signed-off-by: Chris Zankel --- arch/xtensa/kernel/entry.S | 2 +- arch/xtensa/kernel/process.c | 5 ++++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S index 30b5c5f7b7eb..18453067c258 100644 --- a/arch/xtensa/kernel/entry.S +++ b/arch/xtensa/kernel/entry.S @@ -1542,7 +1542,7 @@ ENTRY(fast_second_level_miss) * pteval = ((pmdval - PAGE_OFFSET) & PAGE_MASK) | PAGE_DIRECTORY */ - movi a1, -PAGE_OFFSET + movi a1, (-PAGE_OFFSET) & 0xffffffff add a0, a0, a1 # pmdval - PAGE_OFFSET extui a1, a0, 0, PAGE_SHIFT # ... & PAGE_MASK xor a0, a0, a1 diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index 7901ee76b9be..1908f6642d31 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -190,10 +190,13 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, struct task_struct * p, struct pt_regs * regs) { struct pt_regs *childregs; - struct thread_info *ti; unsigned long tos; int user_mode = user_mode(regs); +#if (XTENSA_HAVE_COPROCESSORS || XTENSA_HAVE_IO_PORTS) + struct thread_info *ti; +#endif + /* Set up new TSS. */ tos = (unsigned long)task_stack_page(p) + THREAD_SIZE; if (user_mode) -- GitLab