Messages in this thread | | | Date | Thu, 31 Oct 2019 23:12:52 +0200 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH v23 12/24] x86/sgx: Linux Enclave Driver |
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On Wed, Oct 30, 2019 at 02:30:45AM -0700, Sean Christopherson wrote: > Why? The number of pages processed is effectively returned via the params > on any error, e.g. wouldn't it be more appropriate to return -ERESTARTSYS? > And I don't see any reason to add an arbitrary cap on the number of pages, > e.g. SGX plays nice with the scheduler and signals, and restricting the > number of EPC pages available to a process via cgroups (returning -ENOMEM) > is a better solution for managing EPC.
Returning -ENOMEM does not tell you from which page to retry.
/Jarkko
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