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fuse: Convert to new freezing mechanism

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Convert check in fuse_file_aio_write() to using new freeze protection.

CC: fuse-devel@lists.sourceforge.net
CC: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Jan Kara 2012-06-12 16:20:42 +02:00 committed by Al Viro
parent 39263d5e71
commit 58ef6a75c3
1 changed files with 2 additions and 2 deletions
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4
fs/fuse/file.c
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@ -944,9 +944,8 @@ static ssize_t fuse_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
return err;
count = ocount;
sb_start_write(inode->i_sb);
mutex_lock(&inode->i_mutex);
vfs_check_frozen(inode->i_sb, SB_FREEZE_WRITE);
/* We can write back this queue in page reclaim */
current->backing_dev_info = mapping->backing_dev_info;
@ -1004,6 +1003,7 @@ static ssize_t fuse_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
out:
current->backing_dev_info = NULL;
mutex_unlock(&inode->i_mutex);
sb_end_write(inode->i_sb);
return written ? written : err;
}