lkml.org 
[lkml]   [2019]   [Oct]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] xen: issue deprecation warning for 32-bit pv guest
From
Date
On 10/25/19 3:38 AM, Juergen Gross 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@suse.com>

Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>

> ---
> 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)

\
 
 \ /
  Last update: 2019-10-25 15:50    [W:0.042 / U:1.324 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site