redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

* Fix an EFI boot issue preventing a Parallels virtual machine from 

booting because the upper 32-bits of the EFI memmap pointer were
    being discarded in setup_e820() - Dmitry Skorodumov
 
  * Validate that the "efi" kernel parameter gets used with an argument,
    otherwise we will oops - Ricardo Neri
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQIcBAABAgAGBQJVupCGAAoJEC84WcCNIz1VkmMP/jcfvKrgeNjO3qV83qeCSjWL
 BwkQ0BhWCvReQUrdGVTP0gxCIZsZI/RbFueSUekONuZYj9fJiWyTA88uj74SD35G
 Or/dOMhcLbhI0j/zaoZCxTN582+bPdE016/R8pq0uvnsTKJu95dFaNs0XPD5OzGz
 p3we3l6O2BY7NQO0rku+RUJmKRN74q89sAaB+/2v7WCbcONJhiAj0OVQhH1BbyX7
 QAiqxetubgNadLdxc8h2Dqcj3YAUD2yVancP6x4RAEwAcZfjEPuXiHyEH+xGOsfU
 F6r9T/YHHnOyjKUMZP03WV2fXr9ACX/hDj5p5NUkMgQK1hAKY2KtXNUNJIyRSKL5
 alKNX40EG0I2WllA5wYZuIPaGvWRmajfz9YgBivaEMEif0ix0BEeQ/Q0qJGbUDTB
 pSCvkOoJJyqfzXj4ZWp3zUNmJk5zQKw+rHsjthy34QAPEHId32rGwI8Whcdszzgi
 Ytqy6jK/vEnbD3O7KvGCnJNTu+xzfsYX/0wlAiwQs7x+TO4m2MZ0vhC+C1/tDlz4
 YnUqFTnscAZW+nPoNXk+emlvojgcqbII/ziDh8R7WdEBt14e32uHt6Bzxhb10evg
 MEDT86Ur4zffs8hBkKANK+RO5TM4aAIFQk2oROUd7CYjrTeoyyX7QUH1/9t6m8am
 +2nLy5vN//C4QGPB/46g
 =kohF
 -----END PGP SIGNATURE-----

Merge tag 'efi-urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi into x86/urgent

Pull EFI fixes from Matt Fleming:

 * Fix an EFI boot issue preventing a Parallels virtual machine from
   booting because the upper 32-bits of the EFI memmap pointer were
   being discarded in setup_e820(). (Dmitry Skorodumov)

 * Validate that the "efi" kernel parameter gets used with an argument,
   otherwise we will oops. (Ricardo Neri)

Signed-off-by: Ingo Molnar <mingo@kernel.org>
hifive-unleashed-5.1
Ingo Molnar 2015-07-31 09:55:26 +02:00
parent 646c4b7549 9115c7589b
commit 1adb9123f9
3 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/boot/compressed/eboot.c
View File

@ -1193,6 +1193,10 @@ static efi_status_t setup_e820(struct boot_params *params,
unsigned int e820_type = 0;
unsigned long m = efi->efi_memmap;
#ifdef CONFIG_X86_64
m |= (u64)efi->efi_memmap_hi << 32;
#endif
d = (efi_memory_desc_t *)(m + (i * efi->efi_memdesc_size));
switch (d->type) {
case EFI_RESERVED_TYPE:

5
arch/x86/platform/efi/efi.c
View File

@ -972,6 +972,11 @@ u64 efi_mem_attributes(unsigned long phys_addr)
static int __init arch_parse_efi_cmdline(char *str)
{
if (!str) {
pr_warn("need at least one option\n");
return -EINVAL;
}
if (parse_option_str(str, "old_map"))
set_bit(EFI_OLD_MEMMAP, &efi.flags);
if (parse_option_str(str, "debug"))

5
drivers/firmware/efi/efi.c
View File

@ -58,6 +58,11 @@ bool efi_runtime_disabled(void)
static int __init parse_efi_cmdline(char *str)
{
if (!str) {
pr_warn("need at least one option\n");
return -EINVAL;
}
if (parse_option_str(str, "noruntime"))
disable_runtime = true;