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    Subject[PATCH v2 19/23] x86,usercopy_32: Simplify __copy_user_intel_nocache()
    Have an exception jump to a .fixup to only immediately jump out is
    daft, jump to the right place in one go.

    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    ---
    arch/x86/lib/usercopy_32.c | 40 ++++++++++++++++++++--------------------
    1 file changed, 20 insertions(+), 20 deletions(-)

    --- a/arch/x86/lib/usercopy_32.c
    +++ b/arch/x86/lib/usercopy_32.c
    @@ -257,28 +257,28 @@ static unsigned long __copy_user_intel_n
    "8:\n"
    ".section .fixup,\"ax\"\n"
    "9: lea 0(%%eax,%0,4),%0\n"
    - "16: jmp 8b\n"
    + " jmp 8b\n"
    ".previous\n"
    - _ASM_EXTABLE_UA(0b, 16b)
    - _ASM_EXTABLE_UA(1b, 16b)
    - _ASM_EXTABLE_UA(2b, 16b)
    - _ASM_EXTABLE_UA(21b, 16b)
    - _ASM_EXTABLE_UA(3b, 16b)
    - _ASM_EXTABLE_UA(31b, 16b)
    - _ASM_EXTABLE_UA(4b, 16b)
    - _ASM_EXTABLE_UA(41b, 16b)
    - _ASM_EXTABLE_UA(10b, 16b)
    - _ASM_EXTABLE_UA(51b, 16b)
    - _ASM_EXTABLE_UA(11b, 16b)
    - _ASM_EXTABLE_UA(61b, 16b)
    - _ASM_EXTABLE_UA(12b, 16b)
    - _ASM_EXTABLE_UA(71b, 16b)
    - _ASM_EXTABLE_UA(13b, 16b)
    - _ASM_EXTABLE_UA(81b, 16b)
    - _ASM_EXTABLE_UA(14b, 16b)
    - _ASM_EXTABLE_UA(91b, 16b)
    + _ASM_EXTABLE_UA(0b, 8b)
    + _ASM_EXTABLE_UA(1b, 8b)
    + _ASM_EXTABLE_UA(2b, 8b)
    + _ASM_EXTABLE_UA(21b, 8b)
    + _ASM_EXTABLE_UA(3b, 8b)
    + _ASM_EXTABLE_UA(31b, 8b)
    + _ASM_EXTABLE_UA(4b, 8b)
    + _ASM_EXTABLE_UA(41b, 8b)
    + _ASM_EXTABLE_UA(10b, 8b)
    + _ASM_EXTABLE_UA(51b, 8b)
    + _ASM_EXTABLE_UA(11b, 8b)
    + _ASM_EXTABLE_UA(61b, 8b)
    + _ASM_EXTABLE_UA(12b, 8b)
    + _ASM_EXTABLE_UA(71b, 8b)
    + _ASM_EXTABLE_UA(13b, 8b)
    + _ASM_EXTABLE_UA(81b, 8b)
    + _ASM_EXTABLE_UA(14b, 8b)
    + _ASM_EXTABLE_UA(91b, 8b)
    _ASM_EXTABLE_UA(6b, 9b)
    - _ASM_EXTABLE_UA(7b, 16b)
    + _ASM_EXTABLE_UA(7b, 8b)
    : "=&c"(size), "=&D" (d0), "=&S" (d1)
    : "1"(to), "2"(from), "0"(size)
    : "eax", "edx", "memory");

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