Re: [BK][PATCH] Reiser4, will double Linux FS performance, pleaseapply

[Tomas Szepe]

> This should help:
> 
> diff -Nru a/txnmgr.c b/txnmgr.c
> --- a/txnmgr.c	Wed Oct 30 18:58:09 2002
> +++ b/txnmgr.c	Fri Nov  1 20:13:27 2002
> @@ -1917,7 +1917,7 @@
>  		return;
>  	}
>  
> -	if (!jnode_is_unformatted) {
> +	if (jnode_is_znode(node)) {
>  		if ( /**jnode_get_block(node) &&*/
>  			   !blocknr_is_fake(jnode_get_block(node))) {
>  			/* jnode has assigned real disk block. Put it into

Jup, this fixes the leak, but free space still isn't reported accurately
until after sync gets called, which I believe is a bug too.

Compare:
[reiser3]
$ pwd
/tmp
$ dd if=/dev/zero of=testfile bs=16k count=64
64+0 records in
64+0 records out
$ df /
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda1               526296    330696    195600  63% /
$ rm testfile
$ df /
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda1               526296    329672    196624  63% /
$ sync
$ df /
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda1               526296    329672    196624  63% /

[reiser4]
$ pwd
/ap/tmp
$ dd if=/dev/zero of=testfile bs=16k count=64
64+0 records in
64+0 records out
$ df /ap
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda2              1490332      1152   1489180   1% /ap
$ rm testfile
$ df /ap
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda2              1490332      1160   1489172   1% /ap
$ sync
$ df /ap
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/sda2              1490332       128   1490204   1% /ap

T.