Messages in this thread | | | Date | Wed, 13 Oct 1999 17:00:41 -0400 | From | Jeff Garzik <> | Subject | Re: [patch] dynamic char and block devices |
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Richard Gooch wrote: > > Jeff Garzik writes: > > The attached patch against 2.3.21 updates fs/devices.c to be dynamic, > > instead of using two static arrays indexed by major number. > > Oh, my! So now we have a list search on every device open.
Are you saying that blkdev_open/chrdev_open is a critical kernel path that must be performance-optimized? I did not think so, but I can always be wrong. :)
Since it looks doubtful that devfs will get applied anytime soon, do you have an alternate solution to suggest?
Regards,
Jeff
-- Custom driver development | Never worry about theory as long Open source programming | as the machinery does what it's | supposed to do. -- R. A. Heinlein
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