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SubjectRe: [PATCH RESEND] lib: fix bitmap_parse() on 64-bit big endian archs
On Fri, Jun 05, 2020 at 04:25:58PM +0300, Andy Shevchenko wrote:
> Test case, please.

Hi Andy,

Below is the output of the runtime kernel test "test_bitmap".
I resent the patch with Andrew Morton on CC, but did not include
the excessive test output:

test_bitmap: parse: 4: input is 1, result is 0x100000000, expected 0x1
test_bitmap: parse: 5: input is deadbeef, result is 0xdeadbeef00000000, expected 0xdeadbeef
test_bitmap: parse: 6: input is 1,0, result is 0x1, expected 0x100000000
test_bitmap: parse: 7: input is deadbeef,,0,1, result is 0x1, expected 0xdeadbeef
test_bitmap: parse: 8: input is deadbeef,1,0, result is 0x1, expected 0x100000000
test_bitmap: parse: 9: input is baadf00d,deadbeef,1,0, result is 0x1, expected 0x100000000
test_bitmap: parse: 10: input is badf00d,deadbeef,1,0, errno is -75, expected 0
test_bitmap: parse: 11: input is badf00d,deadbeef,1,0, errno is -75, expected 0
test_bitmap: parse: 12: input is badf00d,deadbeef,1,0 , errno is -75, expected 0
test_bitmap: parse: 13: input is , badf00d,deadbeef,1,0 , , errno is -75, expected 0
test_bitmap: parse: 14: input is , badf00d, ,, ,,deadbeef,1,0 , , errno is -75, expected 0
test_bitmap: parse: 16: input is 3,0, errno is 0, expected -75
test_bitmap: parse_user: 4: input is 1, result is 0x100000000, expected 0x1
test_bitmap: parse_user: 5: input is deadbeef, result is 0xdeadbeef00000000, expected 0xdeadbeef
test_bitmap: parse_user: 6: input is 1,0, result is 0x1, expected 0x100000000
test_bitmap: parse_user: 7: input is deadbeef,,0,1, result is 0x1, expected 0xdeadbeef
test_bitmap: parse_user: 8: input is deadbeef,1,0, result is 0x1, expected 0x100000000
test_bitmap: parse_user: 9: input is baadf00d,deadbeef,1,0, result is 0x1, expected 0x100000000
test_bitmap: parse_user: 10: input is badf00d,deadbeef,1,0, errno is -75, expected 0
test_bitmap: parse_user: 11: input is badf00d,deadbeef,1,0, errno is -75, expected 0
test_bitmap: parse_user: 12: input is badf00d,deadbeef,1,0 , errno is -75, expected 0
test_bitmap: parse_user: 13: input is , badf00d,deadbeef,1,0 , , errno is -75, expected 0
test_bitmap: parse_user: 14: input is , badf00d, ,, ,,deadbeef,1,0 , , errno is -75, expected 0
test_bitmap: parse_user: 16: input is 3,0, errno is 0, expected -75

Thanks!


> Yes, you can simulate BE test case on LE platform and vise versa.
>
> --
> With Best Regards,
> Andy Shevchenko
>
>

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