diff options
| author | Catalin Marinas <catalin.marinas@arm.com> | 2012-01-25 05:38:13 -0500 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-25 06:07:40 -0500 |
| commit | 4e7682d077d693e34a993ae7a2831b522930ebcb (patch) | |
| tree | a891a6a1393e3cf7df8e70a6c41579a03475e920 /arch/arm/lib | |
| parent | d68133b5a81bd9c4b673c2a731ac1a33a9dc0cb8 (diff) | |
ARM: 7301/1: Rename the T() macro to TUSER() to avoid namespace conflicts
This macro is used to generate unprivileged accesses (LDRT/STRT) to user
space.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/getuser.S | 12 | ||||
| -rw-r--r-- | arch/arm/lib/putuser.S | 28 | ||||
| -rw-r--r-- | arch/arm/lib/uaccess.S | 82 |
3 files changed, 61 insertions, 61 deletions
diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index 1b049cd7a49a..11093a7c3e32 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S | |||
| @@ -31,18 +31,18 @@ | |||
| 31 | #include <asm/domain.h> | 31 | #include <asm/domain.h> |
| 32 | 32 | ||
| 33 | ENTRY(__get_user_1) | 33 | ENTRY(__get_user_1) |
| 34 | 1: T(ldrb) r2, [r0] | 34 | 1: TUSER(ldrb) r2, [r0] |
| 35 | mov r0, #0 | 35 | mov r0, #0 |
| 36 | mov pc, lr | 36 | mov pc, lr |
| 37 | ENDPROC(__get_user_1) | 37 | ENDPROC(__get_user_1) |
| 38 | 38 | ||
| 39 | ENTRY(__get_user_2) | 39 | ENTRY(__get_user_2) |
| 40 | #ifdef CONFIG_THUMB2_KERNEL | 40 | #ifdef CONFIG_THUMB2_KERNEL |
| 41 | 2: T(ldrb) r2, [r0] | 41 | 2: TUSER(ldrb) r2, [r0] |
| 42 | 3: T(ldrb) r3, [r0, #1] | 42 | 3: TUSER(ldrb) r3, [r0, #1] |
| 43 | #else | 43 | #else |
| 44 | 2: T(ldrb) r2, [r0], #1 | 44 | 2: TUSER(ldrb) r2, [r0], #1 |
| 45 | 3: T(ldrb) r3, [r0] | 45 | 3: TUSER(ldrb) r3, [r0] |
| 46 | #endif | 46 | #endif |
| 47 | #ifndef __ARMEB__ | 47 | #ifndef __ARMEB__ |
| 48 | orr r2, r2, r3, lsl #8 | 48 | orr r2, r2, r3, lsl #8 |
| @@ -54,7 +54,7 @@ ENTRY(__get_user_2) | |||
| 54 | ENDPROC(__get_user_2) | 54 | ENDPROC(__get_user_2) |
| 55 | 55 | ||
| 56 | ENTRY(__get_user_4) | 56 | ENTRY(__get_user_4) |
| 57 | 4: T(ldr) r2, [r0] | 57 | 4: TUSER(ldr) r2, [r0] |
| 58 | mov r0, #0 | 58 | mov r0, #0 |
| 59 | mov pc, lr | 59 | mov pc, lr |
| 60 | ENDPROC(__get_user_4) | 60 | ENDPROC(__get_user_4) |
diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index c023fc11e86c..7db25990c589 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S | |||
| @@ -31,7 +31,7 @@ | |||
| 31 | #include <asm/domain.h> | 31 | #include <asm/domain.h> |
| 32 | 32 | ||
| 33 | ENTRY(__put_user_1) | 33 | ENTRY(__put_user_1) |
| 34 | 1: T(strb) r2, [r0] | 34 | 1: TUSER(strb) r2, [r0] |
| 35 | mov r0, #0 | 35 | mov r0, #0 |
| 36 | mov pc, lr | 36 | mov pc, lr |
| 37 | ENDPROC(__put_user_1) | 37 | ENDPROC(__put_user_1) |
| @@ -40,19 +40,19 @@ ENTRY(__put_user_2) | |||
| 40 | mov ip, r2, lsr #8 | 40 | mov ip, r2, lsr #8 |
| 41 | #ifdef CONFIG_THUMB2_KERNEL | 41 | #ifdef CONFIG_THUMB2_KERNEL |
| 42 | #ifndef __ARMEB__ | 42 | #ifndef __ARMEB__ |
| 43 | 2: T(strb) r2, [r0] | 43 | 2: TUSER(strb) r2, [r0] |
| 44 | 3: T(strb) ip, [r0, #1] | 44 | 3: TUSER(strb) ip, [r0, #1] |
| 45 | #else | 45 | #else |
| 46 | 2: T(strb) ip, [r0] | 46 | 2: TUSER(strb) ip, [r0] |
| 47 | 3: T(strb) r2, [r0, #1] | 47 | 3: TUSER(strb) r2, [r0, #1] |
| 48 | #endif | 48 | #endif |
| 49 | #else /* !CONFIG_THUMB2_KERNEL */ | 49 | #else /* !CONFIG_THUMB2_KERNEL */ |
| 50 | #ifndef __ARMEB__ | 50 | #ifndef __ARMEB__ |
| 51 | 2: T(strb) r2, [r0], #1 | 51 | 2: TUSER(strb) r2, [r0], #1 |
| 52 | 3: T(strb) ip, [r0] | 52 | 3: TUSER(strb) ip, [r0] |
| 53 | #else | 53 | #else |
| 54 | 2: T(strb) ip, [r0], #1 | 54 | 2: TUSER(strb) ip, [r0], #1 |
| 55 | 3: T(strb) r2, [r0] | 55 | 3: TUSER(strb) r2, [r0] |
| 56 | #endif | 56 | #endif |
| 57 | #endif /* CONFIG_THUMB2_KERNEL */ | 57 | #endif /* CONFIG_THUMB2_KERNEL */ |
| 58 | mov r0, #0 | 58 | mov r0, #0 |
| @@ -60,18 +60,18 @@ ENTRY(__put_user_2) | |||
| 60 | ENDPROC(__put_user_2) | 60 | ENDPROC(__put_user_2) |
| 61 | 61 | ||
| 62 | ENTRY(__put_user_4) | 62 | ENTRY(__put_user_4) |
| 63 | 4: T(str) r2, [r0] | 63 | 4: TUSER(str) r2, [r0] |
| 64 | mov r0, #0 | 64 | mov r0, #0 |
| 65 | mov pc, lr | 65 | mov pc, lr |
| 66 | ENDPROC(__put_user_4) | 66 | ENDPROC(__put_user_4) |
| 67 | 67 | ||
| 68 | ENTRY(__put_user_8) | 68 | ENTRY(__put_user_8) |
| 69 | #ifdef CONFIG_THUMB2_KERNEL | 69 | #ifdef CONFIG_THUMB2_KERNEL |
| 70 | 5: T(str) r2, [r0] | 70 | 5: TUSER(str) r2, [r0] |
| 71 | 6: T(str) r3, [r0, #4] | 71 | 6: TUSER(str) r3, [r0, #4] |
| 72 | #else | 72 | #else |
| 73 | 5: T(str) r2, [r0], #4 | 73 | 5: TUSER(str) r2, [r0], #4 |
| 74 | 6: T(str) r3, [r0] | 74 | 6: TUSER(str) r3, [r0] |
| 75 | #endif | 75 | #endif |
| 76 | mov r0, #0 | 76 | mov r0, #0 |
| 77 | mov pc, lr | 77 | mov pc, lr |
diff --git a/arch/arm/lib/uaccess.S b/arch/arm/lib/uaccess.S index d0ece2aeb70d..5c908b1cb8ed 100644 --- a/arch/arm/lib/uaccess.S +++ b/arch/arm/lib/uaccess.S | |||
| @@ -32,11 +32,11 @@ | |||
| 32 | rsb ip, ip, #4 | 32 | rsb ip, ip, #4 |
| 33 | cmp ip, #2 | 33 | cmp ip, #2 |
| 34 | ldrb r3, [r1], #1 | 34 | ldrb r3, [r1], #1 |
| 35 | USER( T(strb) r3, [r0], #1) @ May fault | 35 | USER( TUSER( strb) r3, [r0], #1) @ May fault |
| 36 | ldrgeb r3, [r1], #1 | 36 | ldrgeb r3, [r1], #1 |
| 37 | USER( T(strgeb) r3, [r0], #1) @ May fault | 37 | USER( TUSER( strgeb) r3, [r0], #1) @ May fault |
| 38 | ldrgtb r3, [r1], #1 | 38 | ldrgtb r3, [r1], #1 |
| 39 | USER( T(strgtb) r3, [r0], #1) @ May fault | 39 | USER( TUSER( strgtb) r3, [r0], #1) @ May fault |
| 40 | sub r2, r2, ip | 40 | sub r2, r2, ip |
| 41 | b .Lc2u_dest_aligned | 41 | b .Lc2u_dest_aligned |
| 42 | 42 | ||
| @@ -59,7 +59,7 @@ ENTRY(__copy_to_user) | |||
| 59 | addmi ip, r2, #4 | 59 | addmi ip, r2, #4 |
| 60 | bmi .Lc2u_0nowords | 60 | bmi .Lc2u_0nowords |
| 61 | ldr r3, [r1], #4 | 61 | ldr r3, [r1], #4 |
| 62 | USER( T(str) r3, [r0], #4) @ May fault | 62 | USER( TUSER( str) r3, [r0], #4) @ May fault |
| 63 | mov ip, r0, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction | 63 | mov ip, r0, lsl #32 - PAGE_SHIFT @ On each page, use a ld/st??t instruction |
| 64 | rsb ip, ip, #0 | 64 | rsb ip, ip, #0 |
| 65 | movs ip, ip, lsr #32 - PAGE_SHIFT | 65 | movs ip, ip, lsr #32 - PAGE_SHIFT |
| @@ -88,18 +88,18 @@ USER( T(str) r3, [r0], #4) @ May fault | |||
| 88 | stmneia r0!, {r3 - r4} @ Shouldnt fault | 88 | stmneia r0!, {r3 - r4} @ Shouldnt fault |
| 89 | tst ip, #4 | 89 | tst ip, #4 |
| 90 | ldrne r3, [r1], #4 | 90 | ldrne r3, [r1], #4 |
| 91 | T(strne) r3, [r0], #4 @ Shouldnt fault | 91 | TUSER( strne) r3, [r0], #4 @ Shouldnt fault |
| 92 | ands ip, ip, #3 | 92 | ands ip, ip, #3 |
| 93 | beq .Lc2u_0fupi | 93 | beq .Lc2u_0fupi |
| 94 | .Lc2u_0nowords: teq ip, #0 | 94 | .Lc2u_0nowords: teq ip, #0 |
| 95 | beq .Lc2u_finished | 95 | beq .Lc2u_finished |
| 96 | .Lc2u_nowords: cmp ip, #2 | 96 | .Lc2u_nowords: cmp ip, #2 |
| 97 | ldrb r3, [r1], #1 | 97 | ldrb r3, [r1], #1 |
| 98 | USER( T(strb) r3, [r0], #1) @ May fault | 98 | USER( TUSER( strb) r3, [r0], #1) @ May fault |
| 99 | ldrgeb r3, [r1], #1 | 99 | ldrgeb r3, [r1], #1 |
| 100 | USER( T(strgeb) r3, [r0], #1) @ May fault | 100 | USER( TUSER( strgeb) r3, [r0], #1) @ May fault |
| 101 | ldrgtb r3, [r1], #1 | 101 | ldrgtb r3, [r1], #1 |
| 102 | USER( T(strgtb) r3, [r0], #1) @ May fault | 102 | USER( TUSER( strgtb) r3, [r0], #1) @ May fault |
| 103 | b .Lc2u_finished | 103 | b .Lc2u_finished |
| 104 | 104 | ||
| 105 | .Lc2u_not_enough: | 105 | .Lc2u_not_enough: |
| @@ -120,7 +120,7 @@ USER( T(strgtb) r3, [r0], #1) @ May fault | |||
| 120 | mov r3, r7, pull #8 | 120 | mov r3, r7, pull #8 |
| 121 | ldr r7, [r1], #4 | 121 | ldr r7, [r1], #4 |
| 122 | orr r3, r3, r7, push #24 | 122 | orr r3, r3, r7, push #24 |
| 123 | USER( T(str) r3, [r0], #4) @ May fault | 123 | USER( TUSER( str) r3, [r0], #4) @ May fault |
| 124 | mov ip, r0, lsl #32 - PAGE_SHIFT | 124 | mov ip, r0, lsl #32 - PAGE_SHIFT |
| 125 | rsb ip, ip, #0 | 125 | rsb ip, ip, #0 |
| 126 | movs ip, ip, lsr #32 - PAGE_SHIFT | 126 | movs ip, ip, lsr #32 - PAGE_SHIFT |
| @@ -155,18 +155,18 @@ USER( T(str) r3, [r0], #4) @ May fault | |||
| 155 | movne r3, r7, pull #8 | 155 | movne r3, r7, pull #8 |
| 156 | ldrne r7, [r1], #4 | 156 | ldrne r7, [r1], #4 |
| 157 | orrne r3, r3, r7, push #24 | 157 | orrne r3, r3, r7, push #24 |
