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authorRichard Weinberger <richard@nod.at>2013-04-17 01:00:53 +0200
committerBen Hutchings <ben@decadent.org.uk>2013-05-30 14:35:11 +0100
commit2a068400fcef7b1563d60f294b584b728236307f (patch)
treedb0e90c6f3f0fe94320b3210d9b947fc03171d58 /Documentation
parentb12bcd7b3fe04a5fcca945aaf5b74181d9a223f4 (diff)
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x86,efi: Implement efi_no_storage_paranoia parameter
commit 8c58bf3eec3b8fc8162fe557e9361891c20758f2 upstream. Using this parameter one can disable the storage_size/2 check if he is really sure that the UEFI does sane gc and fulfills the spec. This parameter is useful if a devices uses more than 50% of the storage by default. The Intel DQSW67 desktop board is such a sucker for exmaple. Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Matt Fleming <matt.fleming@intel.com> [bwh: Backported to 3.2: adjust context] Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 897f223..2ba8272 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -734,6 +734,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
edd= [EDD]
Format: {"off" | "on" | "skip[mbr]"}
+ efi_no_storage_paranoia [EFI; X86]
+ Using this parameter you can use more than 50% of
+ your efi variable storage. Use this parameter only if
+ you are really sure that your UEFI does sane gc and
+ fulfills the spec otherwise your board may brick.
+
eisa_irq_edge= [PARISC,HW]
See header of drivers/parisc/eisa.c.