A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-30 11:41:38 -04:00
Code Issues Projects Releases Packages Wiki Activity

* Fix a boot crash reported by Mike Galbraith and Mike Krinkin. The

Browse source 
new EFI memory map reservation code didn't align reservations to
    EFI_PAGE_SIZE boundaries causing bogus regions to be inserted into
    the global EFI memory map - Matt Fleming
 -----BEGIN PGP SIGNATURE-----
 
 iQI2BAABCAAgBQJX4UshGRxtYXR0QGNvZGVibHVlcHJpbnQuY28udWsACgkQLzhZ
 wI0jPVX2RA/9HiT48K98R1fkiig/V3Wh8H8y7lQbwO+qA1WZ7q/D+DYau62qI3zM
 sLgTSoV2zzjBr+4JWuGIdbtpYBjhHci0HwEcOGp5EFSZmgJGOpc7VY2VdFaYyZ2X
 xhowGLXv2jgfKoAPt9MfgZX2Qh5Jt4CRlC+UcilUJp0wy1+uD4W7XmrLM1Rg7Ug2
 8XTL/BA5QxQa3wx8+/z6xV/ADlhzf3DQ7BwI3qkx5RHSXSuy1/E2XGTnyuDt/7Oo
 KmMwQGGrrv92uSjyq5vJ53DuNxXDJ7nGtlXTT2u0WtcZbzJXsXIaCZItbCA5rqW/
 wWGgsz5XSc406m1WNv8Zs8xx9NAEP/+KXQfftwuQHFqoylG4QqYuO060V5XOxQlh
 cdRuyVUgMONZAvTzEAUC+5SaN3c+WDCL8oEnrs/tdMxSzBL9Rj7yaHMW+ozVe5Nf
 GFxMnO0l5SG9+o8hSAkkn5RDfIDzSTC1W5imqWJQXhC2BXHEdmh4wVWIG4QgPM/K
 gqaTpX72Nu04lBjCXXpfKSK5Xqv67hZOzxUDkkjxtq1PtDbL1dPpzAF3s3GFdreI
 FfQgetg4jM4EPnWDQWqWVJxQUv+uCfpDV9g5y9kMinVb2OpyGjcZpNckGHKnqIXr
 hyntPYqyy793W6dPGEjTqfcVP751qisMjp6iIIqk3h+qr7HyJSF5nqs=
 =S9gJ
 -----END PGP SIGNATURE-----

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

Pull EFI fix from Matt Fleming:

 * Fix a boot crash reported by Mike Galbraith and Mike Krinkin. The
   new EFI memory map reservation code didn't align reservations to
   EFI_PAGE_SIZE boundaries causing bogus regions to be inserted into
   the global EFI memory map (Matt Fleming)

Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Ingo Molnar 2016-09-20 16:59:15 +02:00
commit 2ab78a724b
2 changed files with 16 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

11
drivers/firmware/efi/memmap.c
View file

@ -225,6 +225,17 @@ void __init efi_memmap_insert(struct efi_memory_map *old_memmap, void *buf,
m_end = mem->range.end;
m_attr = mem->attribute;
/*
* The EFI memory map deals with regions in EFI_PAGE_SIZE
* units. Ensure that the region described by 'mem' is aligned
* correctly.
*/
if (!IS_ALIGNED(m_start, EFI_PAGE_SIZE) ||
!IS_ALIGNED(m_end + 1, EFI_PAGE_SIZE)) {
WARN_ON(1);
return;
}
for (old = old_memmap->map, new = buf;
old < old_memmap->map_end;
old += old_memmap->desc_size, new += old_memmap->desc_size) {