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-rw-r--r--qemu-deprecated.texi19
1 files changed, 12 insertions, 7 deletions
diff --git a/qemu-deprecated.texi b/qemu-deprecated.texi
index 16ff946b55..5d2d7a3588 100644
--- a/qemu-deprecated.texi
+++ b/qemu-deprecated.texi
@@ -19,13 +19,6 @@ deprecated.
@section Build options
-@subsection GTK 2.x
-
-Previously QEMU has supported building against both GTK 2.x
-and 3.x series APIs. Support for the GTK 2.x builds will be
-discontinued, so maintainers should switch to using GTK 3.x,
-which is the default.
-
@subsection SDL 1.2
Previously QEMU has supported building against both SDL 1.2
@@ -93,6 +86,18 @@ for these file types is 'host_cdrom' or 'host_device' as appropriate.
The @option{name} parameter of the @option{-net} option is a synonym
for the @option{id} parameter, which should now be used instead.
+@subsection -smp (invalid topologies) (since 3.1)
+
+CPU topology properties should describe whole machine topology including
+possible CPUs.
+
+However, historically it was possible to start QEMU with an incorrect topology
+where @math{@var{n} <= @var{sockets} * @var{cores} * @var{threads} < @var{maxcpus}},
+which could lead to an incorrect topology enumeration by the guest.
+Support for invalid topologies will be removed, the user must ensure
+topologies described with -smp include all possible cpus, i.e.
+ @math{@var{sockets} * @var{cores} * @var{threads} = @var{maxcpus}}.
+
@section QEMU Machine Protocol (QMP) commands
@subsection block-dirty-bitmap-add "autoload" parameter (since 2.12.0)