Date: Wed, 22 Mar 1995 02:40:44 -0800 From: David Greenman <davidg@Root.COM> To: Bruce Evans <bde@zeta.org.au> Cc: freebsd-bugs@freefall.cdrom.com Subject: Re: Changed information for PR kern/260 Message-ID: <199503221040.CAA00641@corbin.Root.COM> In-Reply-To: Your message of "Wed, 22 Mar 95 20:28:33 %2B1000." <199503221028.UAA10199@godzilla.zeta.org.au>
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>>pager is not be sufficient to update the time. I just spoke with Kirk on the >>phone about this...after a half hour of talking about how the VFS layer could >>be changed to better implement our vnode paging, the conclusion about how to >>solve this problem in the short term was to use VOP_SETATTR() at unmap time >>(if the file had been written to) to update the modification time. > >If you call it a lot it is more important for it to be fast. I've changed >ufs_setattr() to not immediately write the times to disk. It doesn't >immediately write changed uids or gids, and I think these are more >important that the times. Kirk thinks utimes() is required by POSIX to be synchronous. -DG
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