Messages in this thread | | | Date | Tue, 18 Mar 2008 08:56:53 +0800 | From | Herbert Xu <> | Subject | Re: [dm-crypt] INFO: task mount:11202 blocked for more than 120 seconds |
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On Mon, Mar 17, 2008 at 05:36:09PM +0000, Alasdair G Kergon wrote: > Latest version for everyone to try: > > From: Milan Broz <mbroz@redhat.com> > > Fix regression in dm-crypt introduced in commit > 3a7f6c990ad04e6f576a159876c602d14d6f7fef > (dm crypt: use async crypto). > > If write requests need to be split into pieces, the code must not > process them in parallel because the crypto context cannot be shared. > So there can be parallel crypto operations on one part of the write, > but only one write bio can be processed at a time.
Could you explain this part please? Crypto tfm objects are meant to be reentrant, synchronous or not.
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