Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 15 Apr 2003 13:57:58 +0100 | From | Russell King <> | Subject | Re: Writing modules for 2.5 |
| |
On Tue, Apr 15, 2003 at 02:39:14PM +0200, Måns Rullgård wrote: > My situation is like this: I am converting a char device driver to > work with linux 2.5. In the open and close functions there are > MOD_INC/DEC_USECOUNT calls. The question is what they should be > replaced with. Will it be handled correctly without them?
If it's a character device driver using the struct file_operations, set the owner field as Alan mentioned, and remove the MOD_{INC,DEC}_USE_COUNT macros from the open/close methods. This allows chrdev_open() (in fs/char_dev.c) to increment your module use count automatically.
-- Russell King (rmk@arm.linux.org.uk) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| ![\](/images/icornerr.gif) |