Export freeze_count through mountinfo so that we have a way to figure out the current freeze state from userspace. Cc: linux-fsdevel@xxxxxxxxxxxxxxx Cc: Josef Bacik <jbacik@xxxxxxxxxxxx> Cc: Eric Sandeen <sandeen@xxxxxxxxxx> Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx> Cc: Dave Chinner <dchinner@xxxxxxxxxx> Cc: Jan Kara <jack@xxxxxxx> Cc: Luiz Capitulino <lcapitulino@xxxxxxxxxx> Signed-off-by: Fernando Luis Vazquez Cao <fernando@xxxxxxxxxxxxx> --- diff -urNp linux-3.8-rc1-orig/fs/proc_namespace.c linux-3.8-rc1/fs/proc_namespace.c --- linux-3.8-rc1-orig/fs/proc_namespace.c 2012-12-11 12:30:57.000000000 +0900 +++ linux-3.8-rc1/fs/proc_namespace.c 2012-12-25 16:58:27.292018000 +0900 @@ -158,6 +158,8 @@ static int show_mountinfo(struct seq_fil } if (IS_MNT_UNBINDABLE(r)) seq_puts(m, " unbindable"); + if (sb->s_op->freeze_fs) + seq_printf(m, " freeze_count:%i", sb->s_freeze_count); /* Filesystem specific data */ seq_puts(m, " - "); -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
