]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
tracing: trace_printk() fix, move format array to data section
authorIngo Molnar <mingo@elte.hu>
Mon, 9 Mar 2009 09:09:06 +0000 (10:09 +0100)
committerIngo Molnar <mingo@elte.hu>
Mon, 9 Mar 2009 09:11:08 +0000 (10:11 +0100)
commit8a20d84d09ab5d121f989cd99e4fc5f4b49f98ba
treeac0df056602e4be2fd70a89ac033b911667a2fae
parent9de36825b321fe9fe9cf73260554251af579f4ca
tracing: trace_printk() fix, move format array to data section

Impact: fix kernel crash when using trace_printk()

trace_printk_fmt section is defined into the readonly section.
But we do:

trace_printk_fmt = fmt;

to fill in that table of format strings - which is not read-only.
Under CONFIG_DEBUG_RODATA=y this crashes ...

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
LKML-Reference: <1236356510-8381-5-git-send-email-fweisbec@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
include/asm-generic/vmlinux.lds.h