Messages in this thread |  | | Subject | Re: [PATCH] efi: avoid error message when booting under Xen | From | Jürgen Groß <> | Date | Thu, 9 Jul 2020 11:17:44 +0200 |
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On 28.06.20 10:50, Jürgen Groß wrote: > Ping? > > On 10.06.20 16:10, Juergen Gross wrote: >> efifb_probe() will issue an error message in case the kernel is booted >> as Xen dom0 from UEFI as EFI_MEMMAP won't be set in this case. Avoid >> that message by calling efi_mem_desc_lookup() only if EFI_PARAVIRT >> isn't set. >> >> Fixes: 38ac0287b7f4 ("fbdev/efifb: Honour UEFI memory map attributes >> when mapping the FB") >> Signed-off-by: Juergen Gross <jgross@suse.com> >> --- >> drivers/video/fbdev/efifb.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c >> index 65491ae74808..f5eccd1373e9 100644 >> --- a/drivers/video/fbdev/efifb.c >> +++ b/drivers/video/fbdev/efifb.c >> @@ -453,7 +453,7 @@ static int efifb_probe(struct platform_device *dev) >> info->apertures->ranges[0].base = efifb_fix.smem_start; >> info->apertures->ranges[0].size = size_remap; >> - if (efi_enabled(EFI_BOOT) && >> + if (efi_enabled(EFI_BOOT) && !efi_enabled(EFI_PARAVIRT) && >> !efi_mem_desc_lookup(efifb_fix.smem_start, &md)) { >> if ((efifb_fix.smem_start + efifb_fix.smem_len) > >> (md.phys_addr + (md.num_pages << EFI_PAGE_SHIFT))) { >> >
In case I see no reaction from the maintainer for another week I'll take this patch through the Xen tree.
Juergen
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