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doc: remove references to make from known issues

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The config options CONFIG_RTE_* are simple RTE_* defines with meson.
Now that make support is dropped, update the HPET config reference.

The comment about the AVX512 config option is not relevant anymore.

Signed-off-by: Thomas Monjalon <thomas@monjalon.net>
Acked-by: David Marchand <david.marchand@redhat.com>
This commit is contained in:
Thomas Monjalon 2020-10-22 19:30:09 +02:00
parent 19653eed40
commit 513ee0ab74
1 changed files with 2 additions and 6 deletions
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8
doc/guides/rel_notes/known_issues.rst
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@ -118,8 +118,8 @@ HPET timers do not work on the Osage customer reference platform
On Osage boards, the implementation of the ``rte_delay_us()`` function must be changed to not use the HPET timer. On Osage boards, the implementation of the ``rte_delay_us()`` function must be changed to not use the HPET timer.
**Resolution/Workaround**: **Resolution/Workaround**:
This can be addressed by building the system with the ``CONFIG_RTE_LIBEAL_USE_HPET=n`` This can be addressed by building the system with ``RTE_LIBEAL_USE_HPET`` unset
configuration option or by using the ``--no-hpet`` EAL option. or by using the ``--no-hpet`` EAL option.
**Affected Environment/Platform**: **Affected Environment/Platform**:
The Osage customer reference platform. The Osage customer reference platform.
@ -833,10 +833,6 @@ AVX-512 support disabled
**Description**: **Description**:
``AVX-512`` support has been disabled on some conditions. ``AVX-512`` support has been disabled on some conditions.
This shouldn't be confused with ``CONFIG_RTE_ENABLE_AVX512`` config option which is already
disabled by default. This config option defines if ``AVX-512`` specific implementations of
some file to be used or not. What has been disabled is compiler feature to produce ``AVX-512``
instructions from any source code.
On DPDK v18.11 ``AVX-512`` is disabled for all ``GCC`` builds which reported to cause a performance On DPDK v18.11 ``AVX-512`` is disabled for all ``GCC`` builds which reported to cause a performance
drop. drop.