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authorLinus Torvalds <torvalds@linux-foundation.org>2016-12-13 09:16:11 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-13 09:16:11 -0800
commit52281b38bc28e188a8aad17c3bf200e670a37aba (patch)
tree00dd517406337ffe33834a743e78860d36c14457 /Documentation
parentdaf34710a9e8849e04867d206692dc42d6d22263 (diff)
parentfc46d4e453f50d2b376267f180cae250b54f9fb4 (diff)
downloadhikey-clang-52281b38bc28e188a8aad17c3bf200e670a37aba.tar.gz
Merge tag 'pstore-v4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull pstore updates from Kees Cook: "Improvements and fixes to pstore subsystem: - add additional checks for bad platform data - remove bounce buffer in console writer - protect read/unlink race with a mutex - correctly give up during dump locking failures - increase ftrace bandwidth by splitting ftrace buffers per CPU" * tag 'pstore-v4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux: ramoops: add pdata NULL check to ramoops_probe pstore: Convert console write to use ->write_buf pstore: Protect unlink with read_mutex pstore: Use global ftrace filters for function trace filtering ftrace: Provide API to use global filtering for ftrace ops pstore: Clarify context field przs as dprzs pstore: improve error report for failed setup pstore: Merge per-CPU ftrace records into one pstore: Add ftrace timestamp counter ramoops: Split ftrace buffer space into per-CPU zones pstore: Make ramoops_init_przs generic for other prz arrays pstore: Allow prz to control need for locking pstore: Warn on PSTORE_TYPE_PMSG using deprecated function pstore: Make spinlock per zone instead of global pstore: Actually give up during locking failure
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/reserved-memory/ramoops.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/reserved-memory/ramoops.txt b/Documentation/devicetree/bindings/reserved-memory/ramoops.txt
index e81f821a2135..0eba562fe5c6 100644
--- a/Documentation/devicetree/bindings/reserved-memory/ramoops.txt
+++ b/Documentation/devicetree/bindings/reserved-memory/ramoops.txt
@@ -46,3 +46,6 @@ Optional properties:
(defaults to buffered mappings)
- no-dump-oops: if present, only dump panics (defaults to panics and oops)
+
+- flags: if present, pass ramoops behavioral flags (defaults to 0,
+ see include/linux/pstore_ram.h RAMOOPS_FLAG_* for flag values).