Re: [PATCHSET v2 0/2] io_uring: handle short reads internally

[Stefan Metzmacher <metze@samba.org>]

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Hi Anoop,

> @metze,
> 
> Looks like issue is fixed with patched version of v5.7.15. For the
> record I am noting down the steps followed:
> 
> Following is my configuration:
> OS: Fedora 32
> Kernel: 5.7.15 [5.7.15-200]
>         5.7.15+patches from 5.7-stable branch [5.7.15-202]
> Samba: 4.12.6 [4.12.6-0]
>        4.12.6+git reverts for vfs_io_uring [4.12.6-1]
> liburing: 0.7
> Client: Win 10, build 1909
> Issue: SHA256 mismatch on files copied from io_uring enabled Samba
>        share using Windows explorer
> 
> * Issue not seen with unpatched 5.7.15 and samba-4.12.6
> 
> * prepared samba-4.12.6 build[1] with reverts(see attachment) for
> vfs_io_uring(as per https://bugzilla.samba.org/show_bug.cgi?id=14361)
> and reproduced issue with unpatched 5.7.15.
> 
> * prepared kernel-5.7.15 build[2] with extra commits(see attachment) as
> per 5.7-stable branch from git://git.kernel.dk/linux-block. SHA256
> mismatch is no longer seen.
> 
> [1] https://koji.fedoraproject.org/koji/taskinfo?taskID=49539069
> [2] https://koji.fedoraproject.org/koji/taskinfo?taskID=49585679

Great, thanks!

metze


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