diff options
Diffstat (limited to 'arch/arc/include')
| -rw-r--r-- | arch/arc/include/asm/delay.h | 9 | ||||
| -rw-r--r-- | arch/arc/include/asm/mutex.h | 18 | ||||
| -rw-r--r-- | arch/arc/include/asm/pgtable.h | 2 | ||||
| -rw-r--r-- | arch/arc/include/asm/processor.h | 3 |
4 files changed, 6 insertions, 26 deletions
diff --git a/arch/arc/include/asm/delay.h b/arch/arc/include/asm/delay.h index 08e7e2a16ac1..a36e8601114d 100644 --- a/arch/arc/include/asm/delay.h +++ b/arch/arc/include/asm/delay.h @@ -22,10 +22,11 @@ static inline void __delay(unsigned long loops) { __asm__ __volatile__( - " lp 1f \n" - " nop \n" - "1: \n" - : "+l"(loops)); + " mov lp_count, %0 \n" + " lp 1f \n" + " nop \n" + "1: \n" + : : "r"(loops)); } extern void __bad_udelay(void); diff --git a/arch/arc/include/asm/mutex.h b/arch/arc/include/asm/mutex.h deleted file mode 100644 index a2f88ff9f506..000000000000 --- a/arch/arc/include/asm/mutex.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -/* - * xchg() based mutex fast path maintains a state of 0 or 1, as opposed to - * atomic dec based which can "count" any number of lock contenders. - * This ideally needs to be fixed in core, but for now switching to dec ver. - */ -#if defined(CONFIG_SMP) && (CONFIG_NR_CPUS > 2) -#include <asm-generic/mutex-dec.h> -#else -#include <asm-generic/mutex-xchg.h> -#endif diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h index 89eeb3720051..e94ca72b974e 100644 --- a/arch/arc/include/asm/pgtable.h +++ b/arch/arc/include/asm/pgtable.h @@ -280,7 +280,7 @@ static inline void pmd_set(pmd_t *pmdp, pte_t *ptep) #define pte_page(pte) pfn_to_page(pte_pfn(pte)) #define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot) -#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) +#define pfn_pte(pfn, prot) __pte(__pfn_to_phys(pfn) | pgprot_val(prot)) /* Don't use virt_to_pfn for macros below: could cause truncations for PAE40*/ #define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT) diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h index 16b630fbeb6a..6e1242da0159 100644 --- a/arch/arc/include/asm/processor.h +++ b/arch/arc/include/asm/processor.h @@ -60,15 +60,12 @@ struct task_struct; #ifndef CONFIG_EZNPS_MTM_EXT #define cpu_relax() barrier() -#define cpu_relax_lowlatency() cpu_relax() #else #define cpu_relax() \ __asm__ __volatile__ (".word %0" : : "i"(CTOP_INST_SCHD_RW) : "memory") -#define cpu_relax_lowlatency() barrier() - #endif #define copy_segments(tsk, mm) do { } while (0) |
