From: Christoph Hellwig <hch@lst.de>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] Re: [PATCH 36/48] [GFS2] fix file_system_type leak on gfs2meta mount
Date: Thu, 17 Apr 2008 13:58:48 +0200 [thread overview]
Message-ID: <20080417115848.GA8642@lst.de> (raw)
In-Reply-To: <12084216431261-git-send-email-swhiteho@redhat.com>
On Thu, Apr 17, 2008 at 09:39:12AM +0100, swhiteho at redhat.com wrote:
> From: Christoph Hellwig <hch@lst.de>
>
> get_gfs2_sb does a get_fs_type without doing a put_filesystem and
> thus leaking a file_system_type reference everytime it's called.
>
> Just use gfs2_fs_type directly instead of doing the lookup and thus
> fix the problem.
Btw, after this patch we should remove the get_fs_type export. It's
not used by modules and because put_filesystem is not exported every
modular user would fundamentally have the same leak as the one fixed in
this patch.
prev parent reply other threads:[~2008-04-17 11:58 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-17 8:37 [Cluster-devel] [GFS2] Pre-pull patch posting swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 01/48] [GFS2] Speed up gfs2_write_alloc_required, deprecate gfs2_extent_map swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 02/48] [GFS2] Streamline indirect pointer tree height calculation swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 03/48] [GFS2] Get rid of unneeded parameter in gfs2_rlist_alloc swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 04/48] [GFS2] Fix debug inode printing swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 05/48] [GFS2] Only do lo_incore_commit once swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 06/48] [GFS2] Misc fixups swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 07/48] [GFS2] Only wake the reclaim daemon if we need to swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 08/48] [GFS2] make gfs2_glock_hold() static swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 09/48] [GFS2] Plug an unlikely leak swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 10/48] [GFS2] Allocate gfs2_rgrpd from slab memory swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 11/48] [GFS2] Combine rg_flags and rd_flags swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 12/48] [GFS2] Get rid of gl_waiters2 swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 13/48] [GFS2] Move part of gfs2_block_map into a separate function swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 14/48] [GFS2] Introduce array of buffers to struct metapath swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 15/48] [GFS2] Add consts to various bits of rgrp.c swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 16/48] [GFS2] Eliminate gl_req_bh swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 17/48] [GFS2] Remove lm.[ch] and distribute content swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 18/48] [GFS2] Remove rgrp and glock version numbers swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 19/48] [GFS2] Shrink & rename di_depth swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 20/48] [GFS2] Remove unused counters swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 21/48] [GFS2] Reduce inode size by merging fields swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 22/48] [GFS2] Merge the rd_last_alloc_meta and rd_last_alloc_data fields swhiteho
2008-04-17 8:38 ` [Cluster-devel] [PATCH 23/48] [GFS2] Update gfs2_trans_add_unrevoke to accept extents swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 24/48] [GFS2] Merge gfs2_alloc_meta and gfs2_alloc_data swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 25/48] [GFS2] Add extent allocation to block allocator swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 26/48] [GFS2] The case of the missing asterisk swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 27/48] [GFS2] Add a function to interate over an extent swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 28/48] [GFS2] Eliminate (almost) duplicate field from gfs2_inode swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 29/48] [GFS2] Get inode buffer only once per block map call swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 30/48] [GFS2] Fix bug where we called drop_bh incorrectly swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 31/48] [GFS2] be*_add_cpu conversion swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 32/48] [GFS2] gfs2/ops_file.c should #include "ops_inode.h" swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 33/48] [GFS2] proper extern for gfs2/locking/dlm/mount.c:gdlm_ops swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 34/48] [GFS2] Fix a page lock / glock deadlock swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 35/48] [GFS2] Allow bmap to allocate extents swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 36/48] [GFS2] fix file_system_type leak on gfs2meta mount swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 37/48] [GFS2] remove gfs2_dev_iops swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 38/48] [GFS2] re-support special inode swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 39/48] [GFS2] Need to ensure that sector_t is 64bits for GFS2 swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 40/48] [GFS2] possible null pointer dereference fixup swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 41/48] [GFS2] gfs2_adjust_quota has broken unstuffing code swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 42/48] [GFS2] Remove drop of module ref where not needed swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 43/48] [GFS2] Streamline quota lock/check for no-quota case swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 44/48] [GFS2] Faster gfs2_bitfit algorithm swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 45/48] [GFS2] fs/gfs2/recovery.c: suppress warnings swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 46/48] [GFS2] Invalidate cache at correct point swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 47/48] [GFS2] test for IS_ERR rather than 0 swhiteho
2008-04-17 8:39 ` [Cluster-devel] [PATCH 48/48] [GFS2] fix GFP_KERNEL misuses swhiteho
2008-04-17 11:58 ` Christoph Hellwig [this message]
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