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From: | Richard Henderson |
Subject: | Re: [PATCH 3/3] linux-user/arm: Implement __kernel_cmpxchg64 with host atomics |
Date: | Tue, 15 Mar 2022 11:31:58 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 |
On 3/15/22 11:18, Peter Maydell wrote:
-segv: - end_exclusive(); - /* We get the PC of the entry address - which is as good as anything, - on a real kernel what you get depends on which mode it uses. */This comment about the PC the guest signal handler is going to see when we take the SEGV is still valid, I think ?
Yes. I guess I could move it to the block comment in front of atomic_mmu_lookup, because it would apply to both the SEGV and the BUS raised there.
r~
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