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Re: [PULL v2 01/15] utils: Use fixed-point arithmetic in qemu_strtosz
From: |
Alex Bennée |
Subject: |
Re: [PULL v2 01/15] utils: Use fixed-point arithmetic in qemu_strtosz |
Date: |
Wed, 17 Mar 2021 12:13:15 +0000 |
User-agent: |
mu4e 1.5.11; emacs 28.0.50 |
Philippe Mathieu-Daudé <philmd@redhat.com> writes:
> Hi Alex,
>
> On 3/17/21 8:22 AM, Alex Bennée wrote:
>> From: Richard Henderson <richard.henderson@linaro.org>
>>
>> Once we've parsed the fractional value, extract it into an integral
>> 64-bit fraction. Perform the scaling with integer arithmetic, and
>> simplify the overflow detection.
>>
>> Reviewed-by: Eric Blake <eblake@redhat.com>
>> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
>> Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
>> Message-Id: <20210315185117.1986240-2-richard.henderson@linaro.org>
>
> Something is odd with your tooling, the '---' separator is missing.
Surely that's only when you have bellow the line comments? b4 strips
then when applying series.
>
> The covers' tag is OK although.
>
>>
>> diff --git a/tests/unit/test-cutils.c b/tests/unit/test-cutils.c
>> index bad3a60993..e025b54c05 100644
>> --- a/tests/unit/test-cutils.c
>> +++ b/tests/unit/test-cutils.c
>> @@ -2128,7 +2128,7 @@ static void test_qemu_strtosz_float(void)
>> str = "12.345M";
>> err = qemu_strtosz(str, &endptr, &res);
>> g_assert_cmpint(err, ==, 0);
>> - g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB));
>> + g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB + 0.5));
>> g_assert(endptr == str + 7);
>> }
--
Alex Bennée
[PULL v2 03/15] plugins: Expose physical addresses instead of device offsets, Alex Bennée, 2021/03/17
[PULL v2 04/15] plugins: expand kernel-doc for qemu_info_t, Alex Bennée, 2021/03/17
[PULL v2 02/15] plugins: new syscalls plugin, Alex Bennée, 2021/03/17
[PULL v2 08/15] plugins: add qemu_plugin_cb_flags to kernel-doc, Alex Bennée, 2021/03/17
[PULL v2 07/15] plugins: expand the typedef kernel-docs for translation, Alex Bennée, 2021/03/17
[PULL v2 05/15] plugins: cleanup kernel-doc for qemu_plugin_install, Alex Bennée, 2021/03/17
[PULL v2 06/15] plugins: expand the callback typedef kernel-docs, Alex Bennée, 2021/03/17