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>
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Russell King
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d68133b5a8
commit
4e7682d077
@@ -237,7 +237,7 @@
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*/
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#ifdef CONFIG_THUMB2_KERNEL
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.macro usraccoff, instr, reg, ptr, inc, off, cond, abort, t=T()
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.macro usraccoff, instr, reg, ptr, inc, off, cond, abort, t=TUSER()
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9999:
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.if \inc == 1
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\instr\cond\()b\()\t\().w \reg, [\ptr, #\off]
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@@ -277,7 +277,7 @@
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#else /* !CONFIG_THUMB2_KERNEL */
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.macro usracc, instr, reg, ptr, inc, cond, rept, abort, t=T()
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.macro usracc, instr, reg, ptr, inc, cond, rept, abort, t=TUSER()
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.rept \rept
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9999:
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.if \inc == 1
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@@ -83,9 +83,9 @@
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* instructions (inline assembly)
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*/
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#ifdef CONFIG_CPU_USE_DOMAINS
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#define T(instr) #instr "t"
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#define TUSER(instr) #instr "t"
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#else
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#define T(instr) #instr
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#define TUSER(instr) #instr
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#endif
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#else /* __ASSEMBLY__ */
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@@ -95,9 +95,9 @@
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* instructions
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*/
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#ifdef CONFIG_CPU_USE_DOMAINS
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#define T(instr) instr ## t
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#define TUSER(instr) instr ## t
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#else
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#define T(instr) instr
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#define TUSER(instr) instr
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#endif
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#endif /* __ASSEMBLY__ */
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@@ -75,9 +75,9 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
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#define __futex_atomic_op(insn, ret, oldval, tmp, uaddr, oparg) \
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__asm__ __volatile__( \
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"1: " T(ldr) " %1, [%3]\n" \
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"1: " TUSER(ldr) " %1, [%3]\n" \
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" " insn "\n" \
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"2: " T(str) " %0, [%3]\n" \
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"2: " TUSER(str) " %0, [%3]\n" \
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" mov %0, #0\n" \
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__futex_atomic_ex_table("%5") \
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: "=&r" (ret), "=&r" (oldval), "=&r" (tmp) \
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@@ -95,10 +95,10 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
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return -EFAULT;
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__asm__ __volatile__("@futex_atomic_cmpxchg_inatomic\n"
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"1: " T(ldr) " %1, [%4]\n"
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"1: " TUSER(ldr) " %1, [%4]\n"
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" teq %1, %2\n"
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" it eq @ explicit IT needed for the 2b label\n"
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"2: " T(streq) " %3, [%4]\n"
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"2: " TUSER(streq) " %3, [%4]\n"
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__futex_atomic_ex_table("%5")
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: "+r" (ret), "=&r" (val)
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: "r" (oldval), "r" (newval), "r" (uaddr), "Ir" (-EFAULT)
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@@ -227,7 +227,7 @@ do { \
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#define __get_user_asm_byte(x,addr,err) \
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__asm__ __volatile__( \
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"1: " T(ldrb) " %1,[%2],#0\n" \
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"1: " TUSER(ldrb) " %1,[%2],#0\n" \
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"2:\n" \
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" .pushsection .fixup,\"ax\"\n" \
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" .align 2\n" \
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@@ -263,7 +263,7 @@ do { \
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#define __get_user_asm_word(x,addr,err) \
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__asm__ __volatile__( \
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"1: " T(ldr) " %1,[%2],#0\n" \
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"1: " TUSER(ldr) " %1,[%2],#0\n" \
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"2:\n" \
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" .pushsection .fixup,\"ax\"\n" \
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" .align 2\n" \
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@@ -308,7 +308,7 @@ do { \
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#define __put_user_asm_byte(x,__pu_addr,err) \
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__asm__ __volatile__( \
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"1: " T(strb) " %1,[%2],#0\n" \
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"1: " TUSER(strb) " %1,[%2],#0\n" \
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"2:\n" \
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" .pushsection .fixup,\"ax\"\n" \
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" .align 2\n" \
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@@ -341,7 +341,7 @@ do { \
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#define __put_user_asm_word(x,__pu_addr,err) \
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__asm__ __volatile__( \
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"1: " T(str) " %1,[%2],#0\n" \
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"1: " TUSER(str) " %1,[%2],#0\n" \
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"2:\n" \
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" .pushsection .fixup,\"ax\"\n" \
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" .align 2\n" \
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@@ -366,10 +366,10 @@ do { \
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#define __put_user_asm_dword(x,__pu_addr,err) \
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__asm__ __volatile__( \
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ARM( "1: " T(str) " " __reg_oper1 ", [%1], #4\n" ) \
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ARM( "2: " T(str) " " __reg_oper0 ", [%1]\n" ) \
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THUMB( "1: " T(str) " " __reg_oper1 ", [%1]\n" ) \
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THUMB( "2: " T(str) " " __reg_oper0 ", [%1, #4]\n" ) \
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ARM( "1: " TUSER(str) " " __reg_oper1 ", [%1], #4\n" ) \
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ARM( "2: " TUSER(str) " " __reg_oper0 ", [%1]\n" ) \
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THUMB( "1: " TUSER(str) " " __reg_oper1 ", [%1]\n" ) \
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THUMB( "2: " TUSER(str) " " __reg_oper0 ", [%1, #4]\n" ) \
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"3:\n" \
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" .pushsection .fixup,\"ax\"\n" \
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" .align 2\n" \
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