Messages in this thread | | | Date | Fri, 5 Dec 2003 11:44:00 +0000 | From | viro@parcelfa ... | Subject | Re: Is there a "make hole" (truncate in middle) syscall? |
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On Fri, Dec 05, 2003 at 11:22:01AM +0000, Anton Altaparmakov wrote: > On Thu, 4 Dec 2003, Andy Isaacson wrote: > > On Thu, Dec 04, 2003 at 02:32:23PM -0600, Rob Landley wrote: > > I'm curious -- does NTFS implement sparse files? Does the Win32 API > > provide any way to manipulate them? Does the NT kernel have any sparse > > file handling? > > Yes it does. The new NTFS Linux driver has full support for sparse files > as does Windows of course. > > Windows does provide a function which is just "make hole". It takes > starting offset and length (or was it ending offset instead of length, > can't remember) and makes this sparse (obviously aligning to cluster > boundaries, etc).
Have fun getting it to play nice with mmap()... - 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/
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