tree 833dfe1e19338721d1043a2ecfa96a40703c0749
parent 157f9c00e88529ed84bd7d581a40d411e5414cf0
author Arnaldo Carvalho de Melo <acme@redhat.com> 1232992840 -0200
committer Ingo Molnar <mingo@elte.hu> 1233063036 +0100

blktrace: the ftrace interface needs CONFIG_TRACING

Impact: build fix

Also mention in the help text that blktrace now can be used using
the ftrace interface.

Reported-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>