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Diffstat (limited to 'arch/mips/include/asm/watch.h')
| -rw-r--r-- | arch/mips/include/asm/watch.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/mips/include/asm/watch.h b/arch/mips/include/asm/watch.h new file mode 100644 index 0000000000..6ffe3eadf1 --- /dev/null +++ b/arch/mips/include/asm/watch.h @@ -0,0 +1,32 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 2008 David Daney + */ +#ifndef _ASM_WATCH_H +#define _ASM_WATCH_H + +#include <linux/bitops.h> + +#include <asm/mipsregs.h> + +void mips_install_watch_registers(struct task_struct *t); +void mips_read_watch_registers(void); +void mips_clear_watch_registers(void); +void mips_probe_watch_registers(struct cpuinfo_mips *c); + +#ifdef CONFIG_HARDWARE_WATCHPOINTS +#define __restore_watch(task) do { \ + if (unlikely(test_bit(TIF_LOAD_WATCH, \ + &task_thread_info(task)->flags))) { \ + mips_install_watch_registers(task); \ + } \ +} while (0) + +#else +#define __restore_watch(task) do {} while (0) +#endif + +#endif /* _ASM_WATCH_H */ |