From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: [PATCH V2 23/40] arm: map fixmaps non-executable. Date: Tue, 26 Jun 2012 10:29:47 +0000 Message-ID: <1340706604-1313-23-git-send-email-ian.campbell@citrix.com> References: <1340706574.3832.57.camel@zakaz.uk.xensource.com> <1340706604-1313-1-git-send-email-ian.campbell@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1340706604-1313-1-git-send-email-ian.campbell@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: Ian Campbell List-Id: xen-devel@lists.xenproject.org Signed-off-by: Ian Campbell Acked-by: Stefano Stabellini --- xen/arch/arm/mm.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/xen/arch/arm/mm.c b/xen/arch/arm/mm.c index 715a98a..40ac176 100644 --- a/xen/arch/arm/mm.c +++ b/xen/arch/arm/mm.c @@ -106,6 +106,7 @@ void set_fixmap(unsigned map, unsigned long mfn, unsigned attributes) lpae_t pte = mfn_to_xen_entry(mfn); pte.pt.table = 1; /* 4k mappings always have this bit set */ pte.pt.ai = attributes; + pte.pt.xn = 1; write_pte(xen_fixmap + third_table_offset(FIXMAP_ADDR(map)), pte); flush_xen_data_tlb_va(FIXMAP_ADDR(map)); } -- 1.7.9.1