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From: Juergen Gross <jgross@suse.com>
To: xen-devel@lists.xenproject.org, x86@kernel.org,
	linux-kernel@vger.kernel.org
Cc: Juergen Gross <jgross@suse.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: [PATCH 0/2] x86: fix brk area initialization
Date: Wed, 22 Jun 2022 18:10:46 +0200	[thread overview]
Message-ID: <20220622161048.4483-1-jgross@suse.com> (raw)

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


             reply	other threads:[~2022-06-22 16:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-22 16:10 Juergen Gross [this message]
2022-06-22 16:10 ` [PATCH 1/2] x86/xen: use clear_bss() for Xen PV guests Juergen Gross
2022-06-23  7:59   ` Jan Beulich
2022-06-22 16:10 ` [PATCH 2/2] x86: fix setup of brk area Juergen Gross
2022-06-23  8:09   ` Jan Beulich
2022-06-23  8:14     ` Juergen Gross
2022-06-23  8:50       ` Jan Beulich
2022-06-23  9:03         ` Juergen Gross

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