AcoSail/kernel_optimize_test
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IB/uverbs: Use alloc_file() instead of get_empty_filp()

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Christoph Hellwig wants to unexport get_empty_filp(), which is an ugly
internal interface.  Change the modular user in ib_uverbs_alloc_event_file()
to use the better alloc_file() interface; this makes the code cleaner too.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Roland Dreier 2008-04-16 21:01:08 -07:00
parent 1ae5c187ac
commit a7dab9e887
1 changed files with 7 additions and 12 deletions
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19
drivers/infiniband/core/uverbs_main.c
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@ -517,23 +517,18 @@ struct file *ib_uverbs_alloc_event_file(struct ib_uverbs_file *uverbs_file,
goto err;
}
filp = get_empty_filp();
if (!filp) {
ret = -ENFILE;
goto err_fd;
}
/*
* fops_get() can't fail here, because we're coming from a
* system call on a uverbs file, which will already have a
* module reference.
*/
filp->f_op = fops_get(&uverbs_event_fops);
filp->f_path.mnt = mntget(uverbs_event_mnt);
filp->f_path.dentry = dget(uverbs_event_mnt->mnt_root);
filp->f_mapping = filp->f_path.dentry->d_inode->i_mapping;
filp->f_flags = O_RDONLY;
filp->f_mode = FMODE_READ;
filp = alloc_file(uverbs_event_mnt, dget(uverbs_event_mnt->mnt_root),
FMODE_READ, fops_get(&uverbs_event_fops));
if (!filp) {
ret = -ENFILE;
goto err_fd;
}
filp->private_data = ev_file;
return filp;