Message ID | 20200417155004.16806-1-andrew.cooper3@citrix.com (mailing list archive) |
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d="scan'208";a="16528319" From: Andrew Cooper <andrew.cooper3@citrix.com> To: Xen-devel <xen-devel@lists.xenproject.org> Subject: [PATCH 0/3] x86/pv: Start to trim 32bit support Date: Fri, 17 Apr 2020 16:50:01 +0100 Message-ID: <20200417155004.16806-1-andrew.cooper3@citrix.com> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Cc: Juergen Gross <jgross@suse.com>, Andrew Cooper <andrew.cooper3@citrix.com>, Wei Liu <wl@xen.org>, Jan Beulich <JBeulich@suse.com>, =?utf-8?q?Roger_Pau_Monn=C3=A9?= <roger.pau@citrix.com> Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> |
Series | x86/pv: Start to trim 32bit support | expand |
On Fri, Apr 17, 2020 at 04:50:01PM +0100, Andrew Cooper wrote: > Downstreams may want this for either security or performance reasons. Offer > some options, and take advantage of some of the very low hanging fruit it > offers. > > There is plenty more incremental cleanup which can be done at a later point. > > Andrew Cooper (3): > x86/pv: Options to disable and/or compile out 32bit PV support > x86/pv: Short-circuit is_pv_{32,64}bit_domain() in !CONFIG_PV32 builds > x86/pv: Compile out compat_gdt in !CONFIG_PV builds Reviewed-by: Wei Liu <wl@xen.org>