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authorLinus Torvalds <torvalds@linux-foundation.org>2011-08-02 03:40:51 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-08-02 03:40:51 +0400
commita2d773023552f68baa2db2226dfd6d761c0df5da (patch)
treec905702c4f318d0e569222187472289c574bde3c /Documentation/ABI
parent72f9adfd20e3be8a33ff3ef96cec787ed97b9ba9 (diff)
parent7644c16c7e7431fa398e834109dbb76dc1b51617 (diff)
downloadlinux-a2d773023552f68baa2db2226dfd6d761c0df5da.tar.xz
Merge branch 'pstore-efi' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'pstore-efi' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: efivars: Introduce PSTORE_EFI_ATTRIBUTES efivars: Use string functions in pstore_write efivars: introduce utf16_strncmp efivars: String functions efi: Add support for using efivars as a pstore backend pstore: Allow the user to explicitly choose a backend pstore: Make "part" unsigned pstore: Add extra context for writes and erases pstore: Extend API for more flexibility in new backends
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/pstore6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/pstore b/Documentation/ABI/testing/pstore
index ddf451ee2a08..ff1df4e3b059 100644
--- a/Documentation/ABI/testing/pstore
+++ b/Documentation/ABI/testing/pstore
@@ -39,3 +39,9 @@ Description: Generic interface to platform dependent persistent storage.
multiple) files based on the record size of the underlying
persistent storage until at least this amount is reached.
Default is 10 Kbytes.
+
+ Pstore only supports one backend at a time. If multiple
+ backends are available, the preferred backend may be
+ set by passing the pstore.backend= argument to the kernel at
+ boot time.
+