Re: [PATCH 1/6] efi/x86: prevent reentrant firmware calls in mixed mode

2018-07-12 Thread Ard Biesheuvel
On 13 July 2018 at 04:01, Prakhya, Sai Praneeth wrote: >> The UEFI spec does not permit runtime services to be called reentrantly, and >> so >> it is up to the OS to provide proper locking around such calls. >> >> For the native case, this was fixed a long time ago, but for the mixed mode >> cas

RE: [PATCH 1/6] efi/x86: prevent reentrant firmware calls in mixed mode

2018-07-12 Thread Prakhya, Sai Praneeth
> The UEFI spec does not permit runtime services to be called reentrantly, and > so > it is up to the OS to provide proper locking around such calls. > > For the native case, this was fixed a long time ago, but for the mixed mode > case, > no locking is done whatsoever. Note that the calls are m