Re: [Nbd] nbd & discard/trim
- To: Paul Clements <paul.clements@...856...>
- Cc: nbd-general@lists.sourceforge.net, Wouter Verhelst <w@...112...>
- Subject: Re: [Nbd] nbd & discard/trim
- From: folkert <folkert@...421...>
- Date: Thu, 9 Aug 2012 17:35:08 +0200
- Message-id: <20120809153507.GE14886@...855...>
- In-reply-to: <CAECXXi7qU4sHK0=+wWTod-z7q94ZKuZWR2WengSPNRb414BuDA@...18...>
- References: <20120809105752.GD14886@...855...> <20120809115751.GB22589@...3...> <CAECXXi7qU4sHK0=+wWTod-z7q94ZKuZWR2WengSPNRb414BuDA@...18...>
> >> What is the current way to enable discard/trim on an nbd block device?
> >> My nbd server sends the appropriate flags:
> >> int flags = 1 + 4 + 8 + 32; // FLAGS, FLUSH, FUA, TRIM
> >> nbd-client package is of version: 1:3.2-1
> >> connected as:
> >> nbd-client bs=1024 172.16.86.1 12341 /dev/nbd0
> >> but still mounting with e.g. -o noatime,discard fails.
> >
> > I believe the patch isn't in the kernel yet. Paul?
>
> That's correct. The patch has not gone into mainline.
Do you have an estimate when it will be in mainline?
Thanks in advance.
Folkert van Heusden
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