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lustre: don't need to lock inode in directory lseek
Note that lustre has its private mutex protecting directory pagecache; if they ever remove it, they'll need to be careful with PageChecked() use. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -1865,7 +1865,6 @@ static loff_t ll_dir_seek(struct file *file, loff_t offset, int origin)
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int api32 = ll_need_32bit_api(sbi);
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loff_t ret = -EINVAL;
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inode_lock(inode);
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switch (origin) {
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case SEEK_SET:
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break;
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@ -1903,7 +1902,6 @@ static loff_t ll_dir_seek(struct file *file, loff_t offset, int origin)
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goto out;
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out:
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inode_unlock(inode);
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return ret;
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}
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@ -1922,7 +1920,7 @@ const struct file_operations ll_dir_operations = {
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.open = ll_dir_open,
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.release = ll_dir_release,
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.read = generic_read_dir,
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.iterate = ll_readdir,
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.iterate_shared = ll_readdir,
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.unlocked_ioctl = ll_dir_ioctl,
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.fsync = ll_fsync,
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};
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