Re: [Xen-devel] [PATCH] xen: issue deprecation warning for 32-bit pv guest

[hpa@xxxxxxxxx]

On October 25, 2019 12:38:58 AM PDT, Juergen Gross <jgross@xxxxxxxx> wrote:
>Support for the kernel as Xen 32-bit PV guest will soon be removed.
>Issue a warning when booted as such.
>
>Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
>---
> arch/x86/xen/enlighten_pv.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
>diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
>index 58f79ab32358..5bfea374a160 100644
>--- a/arch/x86/xen/enlighten_pv.c
>+++ b/arch/x86/xen/enlighten_pv.c
>@@ -117,6 +117,14 @@ static void __init xen_banner(void)
>       printk(KERN_INFO "Xen version: %d.%d%s%s\n",
>              version >> 16, version & 0xffff, extra.extraversion,
>              xen_feature(XENFEAT_mmu_pt_update_preserve_ad) ? "
>(preserve-AD)" : "");
>+
>+#ifdef CONFIG_X86_32
>+      pr_warn("WARNING! WARNING! WARNING! WARNING! WARNING! WARNING!
>WARNING!\n"
>+              "Support for running as 32-bit PV-guest under Xen will soon be
>removed\n"
>+              "from the Linux kernel!\n"
>+              "Please use either a 64-bit kernel or switch to HVM or PVH 
>mode!\n"
>+              "WARNING! WARNING! WARNING! WARNING! WARNING! WARNING! 
>WARNING!\n");
>+#endif
> }
> 
> static void __init xen_pv_init_platform(void)

And there was much rejoicing.

Yaay.
-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.

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