doc: remove references to make from known issues

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>

diff --git a/doc/guides/rel_notes/known_issues.rst b/doc/guides/rel_notes/known_issues.rst
index 5fb7f83..ee3ed1e 100644 (file)
--- a/doc/guides/rel_notes/known_issues.rst
+++ b/doc/guides/rel_notes/known_issues.rst
@@ -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.
 
 **Resolution/Workaround**:
-   This can be addressed by building the system with the ``CONFIG_RTE_LIBEAL_USE_HPET=n``
-   configuration option or by using the ``--no-hpet`` EAL option.
+   This can be addressed by building the system with ``RTE_LIBEAL_USE_HPET`` unset
+   or by using the ``--no-hpet`` EAL option.
 
 **Affected Environment/Platform**:
    The Osage customer reference platform.
@@ -833,10 +833,6 @@ AVX-512 support disabled
 
 **Description**:
    ``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
    drop.