Breno Leitao bbb52f7ce3 Revert "x86/bugs: Make spectre user default depend on MITIGATION_SPECTRE_V2" on v6.6 and older
This reverts commit a8c22ec36cdd99c1002d7152f859798fef7c4d58 which is
commit 98fdaeb296f51ef08e727a7cc72e5b5c864c4f4d upstream.

commit 7adb96687ce8 ("x86/bugs: Make spectre user default depend on
MITIGATION_SPECTRE_V2") depends on commit 72c70f480a70 ("x86/bugs: Add
a separate config for Spectre V2"), which introduced
MITIGATION_SPECTRE_V2.

commit 72c70f480a70 ("x86/bugs: Add a separate config for Spectre V2")
never landed in stable tree, thus, stable tree doesn't have
MITIGATION_SPECTRE_V2, that said, commit 7adb96687ce8 ("x86/bugs: Make
spectre user default depend on MITIGATION_SPECTRE_V2") has no value if
the dependecy was not applied.

Revert commit 7adb96687ce8 ("x86/bugs: Make spectre user default
depend on MITIGATION_SPECTRE_V2")  in stable kernel which landed in in
5.4.294, 5.10.238, 5.15.185, 6.1.141 and 6.6.93 stable versions.

Cc: David.Kaplan@amd.com
Cc: peterz@infradead.org
Cc: pawan.kumar.gupta@linux.intel.com
Cc: mingo@kernel.org
Cc: brad.spengler@opensrcsec.com
Cc: stable@vger.kernel.org # 6.6 6.1 5.15 5.10 5.4
Reported-by: Brad Spengler <brad.spengler@opensrcsec.com>
Reported-by: Salvatore Bonaccorso <carnil@debian.org>
Signed-off-by: Breno Leitao <leitao@debian.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Ulrich Hecht <uli@kernel.org>
2025-07-17 10:08:04 +02:00
2025-07-17 10:07:56 +02:00
2025-02-07 03:34:23 +01:00
2025-06-11 10:19:26 +02:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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