diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-08-14 14:58:01 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-14 14:58:01 +0200 |
commit | 51ca3c679194e7435c25b8e77b0a73c597e41ae9 (patch) | |
tree | a681dca369607ab0f371d5246b0f75140b860a8a /include/asm-powerpc/syscall.h | |
parent | b55793f7528ce1b73c25b3ac8a86a6cda2a0f9a4 (diff) | |
parent | b635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff) |
Merge branch 'linus' into x86/core
Conflicts:
arch/x86/kernel/genapic_64.c
include/asm-x86/kvm_host.h
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-powerpc/syscall.h')
-rw-r--r-- | include/asm-powerpc/syscall.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/include/asm-powerpc/syscall.h b/include/asm-powerpc/syscall.h deleted file mode 100644 index efa7f0b879f..00000000000 --- a/include/asm-powerpc/syscall.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Access to user system call parameters and results - * - * Copyright (C) 2008 Red Hat, Inc. All rights reserved. - * - * This copyrighted material is made available to anyone wishing to use, - * modify, copy, or redistribute it subject to the terms and conditions - * of the GNU General Public License v.2. - * - * See asm-generic/syscall.h for descriptions of what we must do here. - */ - -#ifndef _ASM_SYSCALL_H -#define _ASM_SYSCALL_H 1 - -#include <linux/sched.h> - -static inline long syscall_get_nr(struct task_struct *task, - struct pt_regs *regs) -{ - return TRAP(regs) == 0xc00 ? regs->gpr[0] : -1L; -} - -static inline void syscall_rollback(struct task_struct *task, - struct pt_regs *regs) -{ - regs->gpr[3] = regs->orig_gpr3; -} - -static inline long syscall_get_error(struct task_struct *task, - struct pt_regs *regs) -{ - return (regs->ccr & 0x1000) ? -regs->gpr[3] : 0; -} - -static inline long syscall_get_return_value(struct task_struct *task, - struct pt_regs *regs) -{ - return regs->gpr[3]; -} - -static inline void syscall_set_return_value(struct task_struct *task, - struct pt_regs *regs, - int error, long val) -{ - if (error) { - regs->ccr |= 0x1000L; - regs->gpr[3] = -error; - } else { - regs->ccr &= ~0x1000L; - regs->gpr[3] = val; - } -} - -static inline void syscall_get_arguments(struct task_struct *task, - struct pt_regs *regs, - unsigned int i, unsigned int n, - unsigned long *args) -{ - BUG_ON(i + n > 6); -#ifdef CONFIG_PPC64 - if (test_tsk_thread_flag(task, TIF_32BIT)) { - /* - * Zero-extend 32-bit argument values. The high bits are - * garbage ignored by the actual syscall dispatch. - */ - while (n-- > 0) - args[n] = (u32) regs->gpr[3 + i + n]; - return; - } -#endif - memcpy(args, ®s->gpr[3 + i], n * sizeof(args[0])); -} - -static inline void syscall_set_arguments(struct task_struct *task, - struct pt_regs *regs, - unsigned int i, unsigned int n, - const unsigned long *args) -{ - BUG_ON(i + n > 6); - memcpy(®s->gpr[3 + i], args, n * sizeof(args[0])); -} - -#endif /* _ASM_SYSCALL_H */ |