linux-kernel - [PATCH 0/2] x86: fix brk area initialization

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Date:   Wed, 22 Jun 2022 18:10:46 +0200
From:   Juergen Gross <jgross@...e.com>
To:     xen-devel@...ts.xenproject.org, x86@...nel.org,
        linux-kernel@...r.kernel.org
Cc:     Juergen Gross <jgross@...e.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        Dave Hansen <dave.hansen@...ux.intel.com>,
        "H. Peter Anvin" <hpa@...or.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>
Subject: [PATCH 0/2] x86: fix brk area initialization

The brk area needs to be zeroed initially, like the .bss section.

Juergen Gross (2):
  x86/xen: use clear_bss() for Xen PV guests
  x86: fix setup of brk area

 arch/x86/include/asm/setup.h |  3 +++
 arch/x86/kernel/head64.c     |  4 +++-
 arch/x86/xen/enlighten_pv.c  |  8 ++++++--
 arch/x86/xen/xen-head.S      | 10 +---------
 4 files changed, 13 insertions(+), 12 deletions(-)

-- 
2.35.3