Re: [PATCH 2/2] x86, kexec_file_load: make it work with efi=noruntime or efi=oldmap

2019-01-16 Thread Jung-uk Kim
On 19. 1. 16., Schmauss, Erik wrote: >> -Original Message- >> From: Dave Young [mailto:dyo...@redhat.com] >> Sent: Tuesday, January 15, 2019 12:42 AM >> To: Kairui Song >> Cc: linux-kernel@vger.kernel.org; t...@linutronix.de; >> mi...@redhat.com; b...@alien8.de; h...@zytor.com;

RE: [PATCH 2/2] x86, kexec_file_load: make it work with efi=noruntime or efi=oldmap

2019-01-16 Thread Schmauss, Erik
> -Original Message- > From: Dave Young [mailto:dyo...@redhat.com] > Sent: Tuesday, January 15, 2019 12:42 AM > To: Kairui Song > Cc: linux-kernel@vger.kernel.org; t...@linutronix.de; > mi...@redhat.com; b...@alien8.de; h...@zytor.com; x...@kernel.org; > a...@linux-foundation.org;

Re: [PATCH 2/2] x86, kexec_file_load: make it work with efi=noruntime or efi=oldmap

2019-01-15 Thread Dave Young
On 01/09/19 at 02:47pm, Kairui Song wrote: > When efi=noruntime or efi=oldmap is used, EFI services won't be available > in the second kernel, therefore the second kernel will not be able to get > the ACPI RSDP address from firmware by calling EFI services and won't > boot. Previously we are

Re: [PATCH 2/2] x86, kexec_file_load: make it work with efi=noruntime or efi=oldmap

2019-01-08 Thread Kairui Song
CCing more people On Wed, Jan 9, 2019 at 2:47 PM Kairui Song wrote: > > When efi=noruntime or efi=oldmap is used, EFI services won't be available > in the second kernel, therefore the second kernel will not be able to get > the ACPI RSDP address from firmware by calling EFI services and won't >

[PATCH 2/2] x86, kexec_file_load: make it work with efi=noruntime or efi=oldmap

2019-01-08 Thread Kairui Song
When efi=noruntime or efi=oldmap is used, EFI services won't be available in the second kernel, therefore the second kernel will not be able to get the ACPI RSDP address from firmware by calling EFI services and won't boot. Previously we are expecting the user to set the acpi_rsdp= on kernel