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(parent: c677bed) | patch
x86/microcode/AMD: Increase microcode PATCH_MAX_SIZE
authorJohn Allen <john.allen@amd.com>
Thu, 9 Apr 2020 15:34:29 +0000 (10:34 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 21 Apr 2020 07:06:45 +0000 (09:06 +0200)
commitd263f19cdc2ac82168fbc26e3a4fd649ffc2d75b
treec714246af1bc4f35fda1d5db471c7706ff4c7627tree | snapshot
parentc677beddf3aee21ee9987abd2c7d9e61953c6051commit | diff
x86/microcode/AMD: Increase microcode PATCH_MAX_SIZE

commit bdf89df3c54518eed879d8fac7577fcfb220c67e upstream.

Future AMD CPUs will have microcode patches that exceed the default 4K
patch size. Raise our limit.

Signed-off-by: John Allen <john.allen@amd.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: stable@vger.kernel.org # v4.14..
Link: https://lkml.kernel.org/r/20200409152931.GA685273@mojo.amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/x86/include/asm/microcode_amd.h diff | blob | history
Linux kernels and configurations used by Zygo.