Messages in this thread Patch in this message | | | Date | Fri, 25 Dec 2009 15:48:59 -0500 | From | tytso@mit ... | Subject | Re: [PATCH] jbd: jbd-debug and jbd2-debug should be writable. |
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The ext4 portion has been added to the ext4 patch queue.
Jan, you want to add this to the ext3 tree?
- Ted
jbd: /sys/kernel/debug/jbd/jbd-debug should be writable.
From: "Yin, Kangkai" <kangkai.yin@intel.com>
Make this sysfs file writeable so we can enable debugging without needing to reboot and futzing with boot command-line option.
Signed-off-by: Yin Kangkai <kangkai.yin@intel.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> --- fs/jbd/journal.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c index 4160afa..bd224ee 100644 --- a/fs/jbd/journal.c +++ b/fs/jbd/journal.c @@ -1913,7 +1913,7 @@ static void __init jbd_create_debugfs_entry(void) { jbd_debugfs_dir = debugfs_create_dir("jbd", NULL); if (jbd_debugfs_dir) - jbd_debug = debugfs_create_u8("jbd-debug", S_IRUGO, + jbd_debug = debugfs_create_u8("jbd-debug", S_IRUGO | S_IWUSR, jbd_debugfs_dir, &journal_enable_debug); }
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