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author | Ingo Molnar <mingo@elte.hu> | 2008-08-14 12:19:59 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-14 12:19:59 +0200 |
commit | 8d7ccaa545490cdffdfaff0842436a8dd85cf47b (patch) | |
tree | 8129b5907161bc6ae26deb3645ce1e280c5e1f51 /arch/sh/include/asm/system_64.h | |
parent | b2139aa0eec330c711c5a279db361e5ef1178e78 (diff) | |
parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) | |
download | linux-8d7ccaa545490cdffdfaff0842436a8dd85cf47b.tar.gz linux-8d7ccaa545490cdffdfaff0842436a8dd85cf47b.tar.bz2 linux-8d7ccaa545490cdffdfaff0842436a8dd85cf47b.zip |
Merge commit 'v2.6.27-rc3' into x86/prototypes
Conflicts:
include/asm-x86/dma-mapping.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/include/asm/system_64.h')
-rw-r--r-- | arch/sh/include/asm/system_64.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/sh/include/asm/system_64.h b/arch/sh/include/asm/system_64.h new file mode 100644 index 000000000000..943acf5ea07c --- /dev/null +++ b/arch/sh/include/asm/system_64.h @@ -0,0 +1,40 @@ +#ifndef __ASM_SH_SYSTEM_64_H +#define __ASM_SH_SYSTEM_64_H + +/* + * include/asm-sh/system_64.h + * + * Copyright (C) 2000, 2001 Paolo Alberelli + * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2004 Richard Curnow + * + * 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. + */ +#include <asm/processor.h> + +/* + * switch_to() should switch tasks to task nr n, first + */ +struct task_struct *sh64_switch_to(struct task_struct *prev, + struct thread_struct *prev_thread, + struct task_struct *next, + struct thread_struct *next_thread); + +#define switch_to(prev,next,last) \ +do { \ + if (last_task_used_math != next) { \ + struct pt_regs *regs = next->thread.uregs; \ + if (regs) regs->sr |= SR_FD; \ + } \ + last = sh64_switch_to(prev, &prev->thread, next, \ + &next->thread); \ +} while (0) + +#define __uses_jump_to_uncached + +#define jump_to_uncached() do { } while (0) +#define back_to_cached() do { } while (0) + +#endif /* __ASM_SH_SYSTEM_64_H */ |