Lines Matching refs:iocb
802 static ssize_t gfs2_file_direct_read(struct kiocb *iocb, struct iov_iter *to, in gfs2_file_direct_read() argument
805 struct file *file = iocb->ki_filp; in gfs2_file_direct_read()
839 ret = iomap_dio_rw(iocb, to, &gfs2_iomap_ops, NULL, in gfs2_file_direct_read()
867 static ssize_t gfs2_file_direct_write(struct kiocb *iocb, struct iov_iter *from, in gfs2_file_direct_write() argument
870 struct file *file = iocb->ki_filp; in gfs2_file_direct_write()
902 if (iocb->ki_pos + iov_iter_count(from) > i_size_read(&ip->i_inode)) in gfs2_file_direct_write()
906 ret = iomap_dio_rw(iocb, from, &gfs2_iomap_ops, NULL, in gfs2_file_direct_write()
937 static ssize_t gfs2_file_read_iter(struct kiocb *iocb, struct iov_iter *to) in gfs2_file_read_iter() argument
952 if (iocb->ki_flags & IOCB_DIRECT) { in gfs2_file_read_iter()
953 ret = gfs2_file_direct_read(iocb, to, &gh); in gfs2_file_read_iter()
956 iocb->ki_flags &= ~IOCB_DIRECT; in gfs2_file_read_iter()
958 iocb->ki_flags |= IOCB_NOIO; in gfs2_file_read_iter()
959 ret = generic_file_read_iter(iocb, to); in gfs2_file_read_iter()
960 iocb->ki_flags &= ~IOCB_NOIO; in gfs2_file_read_iter()
968 if (iocb->ki_flags & IOCB_NOWAIT) in gfs2_file_read_iter()
971 ip = GFS2_I(iocb->ki_filp->f_mapping->host); in gfs2_file_read_iter()
979 ret = generic_file_read_iter(iocb, to); in gfs2_file_read_iter()
1006 static ssize_t gfs2_file_buffered_write(struct kiocb *iocb, in gfs2_file_buffered_write() argument
1010 struct file *file = iocb->ki_filp; in gfs2_file_buffered_write()
1050 ret = iomap_file_buffered_write(iocb, from, &gfs2_iomap_ops); in gfs2_file_buffered_write()
1054 iocb->ki_pos += ret; in gfs2_file_buffered_write()
1100 static ssize_t gfs2_file_write_iter(struct kiocb *iocb, struct iov_iter *from) in gfs2_file_write_iter() argument
1102 struct file *file = iocb->ki_filp; in gfs2_file_write_iter()
1108 gfs2_size_hint(file, iocb->ki_pos, iov_iter_count(from)); in gfs2_file_write_iter()
1110 if (iocb->ki_flags & IOCB_APPEND) { in gfs2_file_write_iter()
1118 ret = generic_write_checks(iocb, from); in gfs2_file_write_iter()
1130 if (iocb->ki_flags & IOCB_DIRECT) { in gfs2_file_write_iter()
1134 ret = gfs2_file_direct_write(iocb, from, &gh); in gfs2_file_write_iter()
1138 iocb->ki_flags |= IOCB_DSYNC; in gfs2_file_write_iter()
1139 buffered = gfs2_file_buffered_write(iocb, from, &gh); in gfs2_file_write_iter()
1153 ret2 = generic_write_sync(iocb, buffered); in gfs2_file_write_iter()
1155 (iocb->ki_pos - buffered) >> PAGE_SHIFT, in gfs2_file_write_iter()
1156 (iocb->ki_pos - 1) >> PAGE_SHIFT); in gfs2_file_write_iter()
1160 ret = gfs2_file_buffered_write(iocb, from, &gh); in gfs2_file_write_iter()
1162 ret = generic_write_sync(iocb, ret); in gfs2_file_write_iter()