diff options
Diffstat (limited to 'arch/alpha')
| -rw-r--r-- | arch/alpha/Kconfig | 1 | ||||
| -rw-r--r-- | arch/alpha/include/asm/processor.h | 4 | ||||
| -rw-r--r-- | arch/alpha/include/asm/thread_info.h | 2 | ||||
| -rw-r--r-- | arch/alpha/include/asm/uaccess.h | 19 |
4 files changed, 0 insertions, 26 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 4e87783c90ad..eee8b5b0a58b 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -35,7 +35,6 @@ config ALPHA select OLD_SIGSUSPEND select CPU_NO_EFFICIENT_FFS if !ALPHA_EV67 select MMU_GATHER_NO_RANGE - select SET_FS select SPARSEMEM_EXTREME if SPARSEMEM select ZONE_DMA help diff --git a/arch/alpha/include/asm/processor.h b/arch/alpha/include/asm/processor.h index 090499c99c1c..43e234c518b1 100644 --- a/arch/alpha/include/asm/processor.h +++ b/arch/alpha/include/asm/processor.h @@ -26,10 +26,6 @@ #define TASK_UNMAPPED_BASE \ ((current->personality & ADDR_LIMIT_32BIT) ? 0x40000000 : TASK_SIZE / 2) -typedef struct { - unsigned long seg; -} mm_segment_t; - /* This is dead. Everything has been moved to thread_info. */ struct thread_struct { }; #define INIT_THREAD { } diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h index 2592356e3215..fdc485d7787a 100644 --- a/arch/alpha/include/asm/thread_info.h +++ b/arch/alpha/include/asm/thread_info.h @@ -19,7 +19,6 @@ struct thread_info { unsigned int flags; /* low level flags */ unsigned int ieee_state; /* see fpu.h */ - mm_segment_t addr_limit; /* thread address space */ unsigned cpu; /* current CPU */ int preempt_count; /* 0 => preemptable, <0 => BUG */ unsigned int status; /* thread-synchronous flags */ @@ -35,7 +34,6 @@ struct thread_info { #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .addr_limit = KERNEL_DS, \ .preempt_count = INIT_PREEMPT_COUNT, \ } diff --git a/arch/alpha/include/asm/uaccess.h b/arch/alpha/include/asm/uaccess.h index 82c5743fc9cd..c32c2584c0b7 100644 --- a/arch/alpha/include/asm/uaccess.h +++ b/arch/alpha/include/asm/uaccess.h @@ -2,26 +2,7 @@ #ifndef __ALPHA_UACCESS_H #define __ALPHA_UACCESS_H -/* - * The fs value determines whether argument validity checking should be - * performed or not. If get_fs() == USER_DS, checking is performed, with - * get_fs() == KERNEL_DS, checking is bypassed. - * - * Or at least it did once upon a time. Nowadays it is a mask that - * defines which bits of the address space are off limits. This is a - * wee bit faster than the above. - * - * For historical reasons, these macros are grossly misnamed. - */ - -#define KERNEL_DS ((mm_segment_t) { 0UL }) -#define USER_DS ((mm_segment_t) { -0x40000000000UL }) - -#define get_fs() (current_thread_info()->addr_limit) -#define set_fs(x) (current_thread_info()->addr_limit = (x)) - #include <asm-generic/access_ok.h> - /* * These are the main single-value transfer routines. They automatically * use the right size if we just have the right pointer type. |