関数内でファイルシステムの aio_read を呼び出す。
.aio_read=generic_file_aio_read, fs/9p/vfs_file.c: .aio_read=generic_file_aio_read, fs/adfs/file.c: .aio_read=generic_file_aio_read, fs/affs/file.c: .aio_read=generic_file_aio_read, fs/afs/file.c: .aio_read=generic_file_aio_read, fs/bfs/file.c: .aio_read=generic_file_aio_read, fs/block_dev.c: .aio_read=generic_file_aio_read, fs/btrfs/file.c: .aio_read=generic_file_aio_read, fs/cifs/cifsfs.c: .aio_read=generic_file_aio_read, fs/cifs/cifsfs.c: .aio_read=generic_file_aio_read, fs/exofs/file.c: .aio_read=generic_file_aio_read, fs/ext2/file.c: .aio_read=generic_file_aio_read, fs/ext3/file.c: .aio_read=generic_file_aio_read, fs/ext4/file.c: .aio_read=generic_file_aio_read, fs/fat/file.c: .aio_read=generic_file_aio_read, fs/gfs2/file.c: .aio_read=generic_file_aio_read, fs/gfs2/file.c: .aio_read=generic_file_aio_read, fs/hfs/inode.c: .aio_read=generic_file_aio_read, fs/hfsplus/inode.c: .aio_read=generic_file_aio_read, fs/hostfs/hostfs_kern.c: .aio_read=generic_file_aio_read, fs/hpfs/file.c: .aio_read=generic_file_aio_read, fs/jffs2/file.c: .aio_read=generic_file_aio_read, fs/jfs/file.c: .aio_read=generic_file_aio_read, fs/minix/file.c: .aio_read=generic_file_aio_read, fs/nilfs2/file.c: .aio_read=generic_file_aio_read, fs/ntfs/file.c: .aio_read=generic_file_aio_read, fs/omfs/file.c: .aio_read=generic_file_aio_read, fs/ramfs/file-mmu.c: .aio_read=generic_file_aio_read, fs/ramfs/file-nommu.c: .aio_read=generic_file_aio_read, fs/read_write.c: .aio_read=generic_file_aio_read, fs/reiserfs/file.c: .aio_read=generic_file_aio_read, fs/romfs/mmap-nommu.c: .aio_read=generic_file_aio_read, fs/sysv/file.c: .aio_read=generic_file_aio_read, fs/ubifs/file.c: .aio_read=generic_file_aio_read, fs/udf/file.c: .aio_read=generic_file_aio_read, fs/ufs/file.c:
.aio_read=bad_file_aio_read, fs/bad_inode.c: .aio_read=ecryptfs_read_update_atime, fs/ecryptfs/file.c: .aio_read=fuse_dev_read, fs/fuse/dev.c: .aio_read=fuse_file_aio_read, fs/fuse/file.c: .aio_read=nfs_file_read, fs/nfs/file.c: .aio_read=pipe_read, fs/pipe.c: .aio_read=pipe_read, fs/pipe.c: .aio_read=ocfs2_file_aio_read, fs/ocfs2/file.c: .aio_read=ocfs2_file_aio_read, fs/ocfs2/file.c: .aio_read=smb_file_aio_read, fs/smbfs/file.c: .aio_read=xfs_file_aio_read, fs/xfs/linux-2.6/xfs_file.c:
ssize_t do_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *ppos) { struct iovec iov = { .iov_base = buf, .iov_len = len }; struct kiocb kiocb; ssize_t ret;
init_sync_kiocb(&kiocb, filp); kiocb.ki_pos = *ppos; kiocb.ki_left = len;
for (;;) { ret = filp->f_op->aio_read(&kiocb, &iov, 1, kiocb.ki_pos); if (ret != -EIOCBRETRY) break;
wait_on_retry_sync_kiocb(&kiocb);
} if (-EIOCBQUEUED == ret) ret = wait_on_sync_kiocb(&kiocb);
*ppos = kiocb.ki_pos; return ret; } EXPORT_SYMBOL(do_sync_read);