Messages in this thread | | | Date | Tue, 24 Mar 1998 10:25:41 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: Suggested changes to the VFS |
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On Tue, 24 Mar 1998, Itai Nahshon wrote: > > The release function should IMHO also be an inode operation > and not a file operation.
Both open and release need the "struct file" for flags handling etc.
> Thomas Sailer has shown that it is possible to keep a file > memory mapped after it has been closed. This causes some > security problems mainly with the sound driver.
This is no longer true as of 2.1.88 or so..
> There is no safe and easy way to know when is the > REALLY-LAST munmap on an inode from a device-driver's side.
There is now, in later kernels.
Linus
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