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(parent: 296c355) | patch
jbd2: Use tracepoints for history file
authorTheodore Ts'o <tytso@mit.edu>
Wed, 30 Sep 2009 04:32:06 +0000 (00:32 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Wed, 30 Sep 2009 04:32:06 +0000 (00:32 -0400)
commitbf6993276f74d46776f35c45ddef29b981b1d1c6
tree5c9cb128fed29a83add1932b12443edaa6fd06cctree | snapshot (tar.gz zip)
parent296c355cd6443d89fa251885a8d78778fe111dc4commit | diff
jbd2: Use tracepoints for history file

The /proc/fs/jbd2/<dev>/history was maintained manually; by using
tracepoints, we can get all of the existing functionality of the /proc
file plus extra capabilities thanks to the ftrace infrastructure.  We
save memory as a bonus.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
fs/jbd2/checkpoint.c diff | blob | blame | history
fs/jbd2/commit.c diff | blob | blame | history
fs/jbd2/journal.c diff | blob | blame | history
include/linux/jbd2.h diff | blob | blame | history
include/trace/events/jbd2.h diff | blob | blame | history