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fs/ext2/file.c
59 /*
60 * We have mostly NULL's here: the current defaults are ok for
61 * the ext2 filesystem.
62 */
63 const struct file_operations ext2_file_operations = {
64 .llseek = generic_file_llseek,
65 .read = do_sync_read,
66 .write = do_sync_write,
67 .aio_read = generic_file_aio_read,
68 .aio_write = generic_file_aio_write,
69 .unlocked_ioctl = ext2_ioctl,
70 #ifdef CONFIG_COMPAT
71 .compat_ioctl = ext2_compat_ioctl,
72 #endif
73 .mmap = generic_file_mmap,
74 .open = dquot_file_open,
75 .release = ext2_release_file,
76 .fsync = ext2_fsync,
77 .splice_read = generic_file_splice_read,
78 .splice_write = generic_file_splice_write,
79 };
由此看filp->f_op->flush==NULL。 |
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