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f273ab848b
kernel-ark/fs/xfs
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David Chinner f273ab848b [XFS] Really fix use after free in xfs_iunpin. 
The previous attempts to fix the linux inode use-after-free in xfs_iunpin
simply made the problem harder to hit. We actually need complete exclusion
between xfs_reclaim and xfs_iunpin, as well as ensuring that the i_flags
are consistent during both of these functions. Introduce a new spinlock
for exclusion and the i_flags, and fix up xfs_iunpin to use igrab before
marking the inode dirty.

SGI-PV: 952967
SGI-Modid: xfs-linux-melb:xfs-kern:26964a

Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
2006-09-28 11:06:03 +10:00
..
linux-2.6 [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
quota [XFS] Fix kmem_zalloc_greedy warnings on 64 bit platforms. 2006-09-28 11:04:43 +10:00
support [XFS] Add a debug flag for allocations which are known to be larger than 2006-09-28 11:03:05 +10:00
Kbuild
Kconfig
Makefile
Makefile-linux-2.6
xfs_acl.c
xfs_acl.h
xfs_ag.h [XFS] endianess annotation for xfs_agfl_t. Trivial, xfs_agfl_t is always 2006-09-28 10:56:51 +10:00
xfs_alloc_btree.c [XFS] Reduce endian flipping in alloc_btree, same as was done for 2006-09-28 11:05:40 +10:00
xfs_alloc_btree.h
xfs_alloc.c [XFS] Minor code rearranging and cleanup to prevent some coverity false 2006-09-28 11:03:44 +10:00
xfs_alloc.h
xfs_arch.h
xfs_attr_leaf.c [XFS] Add EA list callbacks for xfs kernel use. Cleanup some namespace 2006-09-28 11:01:37 +10:00
xfs_attr_leaf.h [XFS] Add EA list callbacks for xfs kernel use. Cleanup some namespace 2006-09-28 11:01:37 +10:00
xfs_attr_sf.h
xfs_attr.c [XFS] Add EA list callbacks for xfs kernel use. Cleanup some namespace 2006-09-28 11:01:37 +10:00
xfs_attr.h [XFS] Add EA list callbacks for xfs kernel use. Cleanup some namespace 2006-09-28 11:01:37 +10:00
xfs_behavior.c [XFS] remove bhv_lookup, _range version works aswell and has more useful 2006-09-28 10:58:52 +10:00
xfs_behavior.h [XFS] remove bhv_lookup, _range version works aswell and has more useful 2006-09-28 10:58:52 +10:00
xfs_bit.c
xfs_bit.h
xfs_bmap_btree.c [XFS] use NULL for pointer initialisation instead of zero-cast-to-ptr 2006-09-28 10:58:40 +10:00
xfs_bmap_btree.h [XFS] endianess annotations for xfs_bmbt_key Trivial as there are no 2006-09-28 10:58:17 +10:00
xfs_bmap.c [XFS] Improve error handling for the zero-fsblock extent detection code. 2006-09-28 11:03:20 +10:00
xfs_bmap.h
xfs_btree.c [XFS] endianess annotations for xfs_bmbt_key Trivial as there are no 2006-09-28 10:58:17 +10:00
xfs_btree.h [XFS] endianess annotate XFS_BMAP_BROOT_PTR_ADDR Make sure it returns a 2006-09-28 10:58:06 +10:00
xfs_buf_item.c [XFS] Remove unused iop_abort log item operation 2006-09-28 11:02:44 +10:00
xfs_buf_item.h
xfs_cap.h
xfs_clnt.h
xfs_da_btree.c [XFS] Minor code rearranging and cleanup to prevent some coverity false 2006-09-28 11:03:44 +10:00
xfs_da_btree.h
xfs_dfrag.c
xfs_dfrag.h
xfs_dinode.h
xfs_dir2_block.c
xfs_dir2_block.h
xfs_dir2_data.c
xfs_dir2_data.h
xfs_dir2_leaf.c
xfs_dir2_leaf.h
xfs_dir2_node.c
xfs_dir2_node.h
xfs_dir2_sf.c
xfs_dir2_sf.h
xfs_dir2_trace.c
xfs_dir2_trace.h
xfs_dir2.c
xfs_dir2.h
xfs_dmapi.h
xfs_dmops.c
xfs_error.c
xfs_error.h [XFS] Improve error handling for the zero-fsblock extent detection code. 2006-09-28 11:03:20 +10:00
xfs_extfree_item.c [XFS] Remove unused iop_abort log item operation 2006-09-28 11:02:44 +10:00
xfs_extfree_item.h [XFS] cleanup the field types of some item format structures 2006-09-28 10:55:43 +10:00
xfs_fs.h [XFS] Remove several macros that are no longer used anywhere 2006-09-28 11:02:57 +10:00
xfs_fsops.c
xfs_fsops.h
xfs_ialloc_btree.c [XFS] use NULL for pointer initialisation instead of zero-cast-to-ptr 2006-09-28 10:58:40 +10:00
xfs_ialloc_btree.h [XFS] endianess annotations for xfs_inobt_rec_t / xfs_inobt_key_t 2006-09-28 10:57:04 +10:00
xfs_ialloc.c [XFS] Remove last bulkstat false-positives with debug kernels. 2006-09-28 11:02:23 +10:00
xfs_ialloc.h
xfs_iget.c [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
xfs_imap.h
xfs_inode_item.c [XFS] Remove unused iop_abort log item operation 2006-09-28 11:02:44 +10:00
xfs_inode_item.h [XFS] cleanup the field types of some item format structures 2006-09-28 10:55:43 +10:00
xfs_inode.c [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
xfs_inode.h [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
xfs_inum.h
xfs_iocore.c
xfs_iomap.c [XFS] Improve error handling for the zero-fsblock extent detection code. 2006-09-28 11:03:20 +10:00
xfs_iomap.h
xfs_itable.c [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
xfs_itable.h [XFS] Rework DMAPI bulkstat calls in such a way that we can directly 2006-09-28 11:01:46 +10:00
xfs_log_priv.h [XFS] Fixes the leak in reservation space because we weren't ungranting 2006-09-28 11:04:16 +10:00
xfs_log_recover.c
xfs_log_recover.h
xfs_log.c [XFS] Fixes the leak in reservation space because we weren't ungranting 2006-09-28 11:04:16 +10:00
xfs_log.h [XFS] Remove several macros that are no longer used anywhere 2006-09-28 11:02:57 +10:00
xfs_mac.h
xfs_mount.c
xfs_mount.h [XFS] Fix kmem_zalloc_greedy warnings on 64 bit platforms. 2006-09-28 11:04:43 +10:00
xfs_qmops.c
xfs_quota.h [XFS] Remove several macros that are no longer used anywhere 2006-09-28 11:02:57 +10:00
xfs_refcache.h
xfs_rename.c
xfs_rtalloc.c [XFS] Fix a porting botch on the realtime subvol growfs code path. 2006-09-28 11:03:53 +10:00
xfs_rtalloc.h
xfs_rw.c
xfs_rw.h
xfs_sb.h [XFS] Remove several macros that are no longer used anywhere 2006-09-28 11:02:57 +10:00
xfs_trans_ail.c [XFS] Add lock annotations to xfs_trans_update_ail and 2006-09-28 11:04:07 +10:00
xfs_trans_buf.c
xfs_trans_extfree.c
xfs_trans_inode.c
xfs_trans_item.c
xfs_trans_priv.h [XFS] Add lock annotations to xfs_trans_update_ail and 2006-09-28 11:04:07 +10:00
xfs_trans_space.h
xfs_trans.c
xfs_trans.h [XFS] Remove unused iop_abort log item operation 2006-09-28 11:02:44 +10:00
xfs_types.h
xfs_utils.c
xfs_utils.h
xfs_vfsops.c [XFS] Fix kmem_zalloc_greedy warnings on 64 bit platforms. 2006-09-28 11:04:43 +10:00
xfs_vnodeops.c [XFS] Really fix use after free in xfs_iunpin. 2006-09-28 11:06:03 +10:00
xfs.h