Re: 9p patches in flight recap/what did I miss

Michael Grzeschik <[email protected]> Thu, 16 Apr 2026 11:56:03 +0200
Newsgroups	dev.linux.lists.v9fs
Message-ID	<[email protected]>
On Thu, Apr 16, 2026 at 12:12:34PM +0900, Dominique Martinet wrote:
>Hi all,
>
>This is mostly for myself as I can't keep up, please tell me if I'm
>missing anything obvious.
>
>I have these queued for 7.1-rc1 (will send early next week to Linus)
>
>https://lore.kernel.org/r/[email protected]/
>* 0fd76f1be20d 9p: fix memory leak in v9fs_init_fs_context error path
>https://lore.kernel.org/r/[email protected]/
>* da2346a48a5a 9p: fix access mode flags being ORed instead of replaced
>https://lore.kernel.org/r/[email protected]/
>* 890d56964c62 9p: document missing enum values in kernel-doc comments
>https://lore.kernel.org/r/[email protected]/
>* 72cb9ee4f6d8 9p/trans_xen: make cleanup idempotent after dataring alloc errors
>* 8fc518e489c1 9p/trans_xen: replace simple_strto* with kstrtouintq
>
>I have these queued for 7.2
>
>https://lore.kernel.org/r/551c057c5dbcc83f19b9c8a3b508bd971598f657.1774380535.git.repk@triplefau.lt/
>* fabe6e8af53a 9p: Cache negative dentries for lookup performance
>* 2e624a12ba29 9p: Add mount option for negative dentry cache retention
>* 060ba5a058cb 9p: Set default negative dentry retention time for cache=loose
>* 47a37d360868 9p: Enable symlink caching in page cache
>
>And these that need some work/help sorting out
>- usb fixes [email protected]
>** I don't have the bandwidth for such a big rework, happy to just trust
>Michael here given I can't test usb...

I just worked in some feedback from sashiko. And sashiko really got some
points. Although I have embedded devices to further test this, I am
about to leave Pengutronix in the end of April I don't know if I will be
able to solve all the obstacles in the series until then.

>- writeback corruption [email protected]
>** David sent another patch but honestly it's too complex for a quick
>review, my gut feeling is to prefer Pierre's simpler approach first and
>take the time to iterate (if we ever find time to...), but I just
>haven't the time to check even that.
>- lifting virtio msize limit
>[email protected] and/or virtio buffer
>iteration [email protected]
>** Once again ENOTIME stikes so I didn't check, but do your patches also
>address the invalid access problem? Should we get Chris to test with
>your patches?
>I still think it's a shame to duplicate all this code and it should be
>possible to do a bit better, but I agree improving sg_table is an
>elephant I don't want to fight...
>
>
>Thank you all,
>
>by the way if anyone wants to take over for (at least) the next few
>cycles I wouldn't mind at all, having a shiny new baby and a jealous 3yo
>doesn't help :p
>-- 
>Dominique
>
>

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