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Diffstat (limited to 'arch/tile/include/asm/thread_info.h')
-rw-r--r--arch/tile/include/asm/thread_info.h167
1 files changed, 0 insertions, 167 deletions
diff --git a/arch/tile/include/asm/thread_info.h b/arch/tile/include/asm/thread_info.h
deleted file mode 100644
index 2adcacd85749..000000000000
--- a/arch/tile/include/asm/thread_info.h
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (C) 2002 David Howells (dhowells@redhat.com)
- * Copyright 2010 Tilera Corporation. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation, version 2.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
- * NON INFRINGEMENT. See the GNU General Public License for
- * more details.
- */
-
-#ifndef _ASM_TILE_THREAD_INFO_H
-#define _ASM_TILE_THREAD_INFO_H
-
-#include <asm/processor.h>
-#include <asm/page.h>
-#ifndef __ASSEMBLY__
-
-/*
- * Low level task data that assembly code needs immediate access to.
- * The structure is placed at the bottom of the supervisor stack.
- */
-struct thread_info {
- struct task_struct *task; /* main task structure */
- unsigned long flags; /* low level flags */
- unsigned long status; /* thread-synchronous flags */
- __u32 homecache_cpu; /* CPU we are homecached on */
- __u32 cpu; /* current CPU */
- int preempt_count; /* 0 => preemptable,
- <0 => BUG */
-
- mm_segment_t addr_limit; /* thread address space
- (KERNEL_DS or USER_DS) */
- struct single_step_state *step_state; /* single step state
- (if non-zero) */
- int align_ctl; /* controls unaligned access */
-#ifdef __tilegx__
- unsigned long unalign_jit_tmp[4]; /* temp r0..r3 storage */
- void __user *unalign_jit_base; /* unalign fixup JIT base */
-#endif
- bool in_backtrace; /* currently doing backtrace? */
-};
-
-/*
- * macros/functions for gaining access to the thread information structure.
- */
-#define INIT_THREAD_INFO(tsk) \
-{ \
- .task = &tsk, \
- .flags = 0, \
- .cpu = 0, \
- .preempt_count = INIT_PREEMPT_COUNT, \
- .addr_limit = KERNEL_DS, \
- .step_state = NULL, \
- .align_ctl = 0, \
-}
-
-#endif /* !__ASSEMBLY__ */
-
-#if PAGE_SIZE < 8192
-#define THREAD_SIZE_ORDER (13 - PAGE_SHIFT)
-#else
-#define THREAD_SIZE_ORDER (0)
-#endif
-#define THREAD_SIZE_PAGES (1 << THREAD_SIZE_ORDER)
-
-#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
-#define LOG2_THREAD_SIZE (PAGE_SHIFT + THREAD_SIZE_ORDER)
-
-#define STACK_WARN (THREAD_SIZE/8)
-
-#ifndef __ASSEMBLY__
-
-void arch_release_thread_stack(unsigned long *stack);
-
-/* How to get the thread information struct from C. */
-register unsigned long stack_pointer __asm__("sp");
-
-#define current_thread_info() \
- ((struct thread_info *)(stack_pointer & -THREAD_SIZE))
-
-/* Sit on a nap instruction until interrupted. */
-extern void smp_nap(void);
-
-/* Enable interrupts racelessly and nap forever: helper for arch_cpu_idle(). */
-extern void _cpu_idle(void);
-
-#else /* __ASSEMBLY__ */
-
-/*
- * How to get the thread information struct from assembly.
- * Note that we use different macros since different architectures
- * have different semantics in their "mm" instruction and we would
- * like to guarantee that the macro expands to exactly one instruction.
- */
-#ifdef __tilegx__
-#define EXTRACT_THREAD_INFO(reg) mm reg, zero, LOG2_THREAD_SIZE, 63
-#else
-#define GET_THREAD_INFO(reg) mm reg, sp, zero, LOG2_THREAD_SIZE, 31
-#endif
-
-#endif /* !__ASSEMBLY__ */
-
-/*
- * Thread information flags that various assembly files may need to access.
- * Keep flags accessed frequently in low bits, particular since it makes
- * it easier to build constants in assembly.
- */
-#define TIF_SIGPENDING 0 /* signal pending */
-#define TIF_NEED_RESCHED 1 /* rescheduling necessary */
-#define TIF_SINGLESTEP 2 /* restore singlestep on return to
- user mode */
-#define TIF_ASYNC_TLB 3 /* got an async TLB fault in kernel */
-#define TIF_SYSCALL_TRACE 4 /* syscall trace active */
-#define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */
-#define TIF_SECCOMP 6 /* secure computing */
-#define TIF_MEMDIE 7 /* OOM killer at work */
-#define TIF_NOTIFY_RESUME 8 /* callback before returning to user */
-#define TIF_SYSCALL_TRACEPOINT 9 /* syscall tracepoint instrumentation */
-#define TIF_POLLING_NRFLAG 10 /* idle is polling for TIF_NEED_RESCHED */
-#define TIF_NOHZ 11 /* in adaptive nohz mode */
-
-#define _TIF_SIGPENDING (1<<TIF_SIGPENDING)
-#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
-#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)
-#define _TIF_ASYNC_TLB (1<<TIF_ASYNC_TLB)
-#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
-#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
-#define _TIF_SECCOMP (1<<TIF_SECCOMP)
-#define _TIF_MEMDIE (1<<TIF_MEMDIE)
-#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
-#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
-#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
-#define _TIF_NOHZ (1<<TIF_NOHZ)
-
-/* Work to do as we loop to exit to user space. */
-#define _TIF_WORK_MASK \
- (_TIF_SIGPENDING | _TIF_NEED_RESCHED | \
- _TIF_ASYNC_TLB | _TIF_NOTIFY_RESUME)
-
-/* Work to do on any return to user space. */
-#define _TIF_ALLWORK_MASK \
- (_TIF_WORK_MASK | _TIF_SINGLESTEP | _TIF_NOHZ)
-
-/* Work to do at syscall entry. */
-#define _TIF_SYSCALL_ENTRY_WORK \
- (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_TRACEPOINT | _TIF_NOHZ)
-
-/* Work to do at syscall exit. */
-#define _TIF_SYSCALL_EXIT_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_TRACEPOINT)
-
-/*
- * Thread-synchronous status.
- *
- * This is different from the flags in that nobody else
- * ever touches our thread-synchronous status, so we don't
- * have to worry about atomic accesses.
- */
-#ifdef __tilegx__
-#define TS_COMPAT 0x0001 /* 32-bit compatibility mode */
-#endif
-
-#endif /* _ASM_TILE_THREAD_INFO_H */