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Fix reiserfs_file_release()

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a) count file openers correctly; i_count use was completely wrong
b) use new mutex for exclusion between final close/open/truncate,
to protect tailpacking logics.  i_mutex use was wrong and resulted
in deadlocks.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2010-07-04 12:18:57 +04:00
parent 918377b696
commit 0e4f6a791b
4 changed files with 34 additions and 28 deletions
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2
fs/reiserfs/inode.c
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@ -1138,7 +1138,6 @@ static void init_inode(struct inode *inode, struct treepath *path)
REISERFS_I(inode)->i_prealloc_count = 0;
REISERFS_I(inode)->i_trans_id = 0;
REISERFS_I(inode)->i_jl = NULL;
mutex_init(&(REISERFS_I(inode)->i_mmap));
reiserfs_init_xattr_rwsem(inode);
if (stat_data_v1(ih)) {
@ -1841,7 +1840,6 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
REISERFS_I(inode)->i_attrs =
REISERFS_I(dir)->i_attrs & REISERFS_INHERIT_MASK;
sd_attrs_to_i_attrs(REISERFS_I(inode)->i_attrs, inode);
mutex_init(&(REISERFS_I(inode)->i_mmap));
reiserfs_init_xattr_rwsem(inode);
/* key to search for correct place for new stat data */