Data Corruption bug with Samba's vfs_iouring and Linux 5.6.7/5.7rc3
jra at samba.org
Sat May 9 00:26:42 UTC 2020
On Sat, May 09, 2020 at 12:04:55AM +0200, Stefan Metzmacher via samba-technical wrote:
> Do you have some comments on the offset < 0 on write case?
I think the offset < 0 case in MS-FSA 18.104.22.168
is talking about the behavior of the interface
into the NtDLL layer in the Windows kernel,
not the SMB2 layer.
I think at the SMB2 layer all offsets for
read and write are implicitly unsigned.
I'll write some test code though, which
sets the high bit for reads and writes
on a zero length file and see what Windows10
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