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| From: | Richard Henderson |
| Subject: | Re: [Qemu-devel] [PATCH] linux-user/ppc: Implement swapcontext syscall |
| Date: | Thu, 19 Jul 2018 08:24:26 -0700 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 |
On 07/19/2018 06:05 AM, Alex Bennée wrote: > I'm confused by the lock_user_struct/unlock_user_struct which AFAICT are > basically access checks. Is there an implied locking I'm missing? I have no idea why those have that name. There's no lock, just a validation of the underlying pages and a transform to the corresponding host address. r~
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