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Peter Anvin" , Boris Ostrovsky Subject: [PATCH v2 0/3] x86: fix brk area initialization Date: Thu, 23 Jun 2022 11:46:05 +0200 Message-Id: <20220623094608.7294-1-jgross@suse.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The brk area needs to be zeroed initially, like the .bss section. At the same time its memory should be covered by the ELF program headers. Juergen Gross (3): x86/xen: use clear_bss() for Xen PV guests x86: fix setup of brk area x86: fix .brk attribute in linker script arch/x86/include/asm/setup.h | 3 +++ arch/x86/kernel/head64.c | 4 +++- arch/x86/kernel/vmlinux.lds.S | 2 +- arch/x86/xen/enlighten_pv.c | 8 ++++++-- arch/x86/xen/xen-head.S | 10 +--------- 5 files changed, 14 insertions(+), 13 deletions(-) -- 2.35.3