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| author | Juergen Gross <jgross@suse.com> | 2019-10-25 09:38:58 +0200 |
|---|---|---|
| committer | Boris Ostrovsky <boris.ostrovsky@oracle.com> | 2019-10-25 15:53:18 +0200 |
| commit | 6ccae60d014d5d1f89c40e7e4b619f343ca24b03 (patch) | |
| tree | 3b6fe9adc4d586270e6674aeb0aea1987995e9c8 /arch/x86/xen/enlighten_pv.c | |
| parent | xen: Stop abusing DT of_dma_configure API (diff) | |
| download | linux-6ccae60d014d5d1f89c40e7e4b619f343ca24b03.tar.xz linux-6ccae60d014d5d1f89c40e7e4b619f343ca24b03.zip | |
xen: issue deprecation warning for 32-bit pv guest
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>
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/x86/xen/enlighten_pv.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 7ceb32821093..bd5a61f2c9f1 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) |