Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translatio

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Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translatio

From:	Richard Henderson
Subject:	Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation
Date:	Thu, 15 Apr 2021 07:33:47 -0700
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.1

On 4/14/21 6:23 PM, Max Filippov wrote:

I see a few places where target/xtensa may do that. E.g. it does that on entry
to an exception handler to allow for debugging its first instruction.
No guest code
is consumed to make this decision, would size 1 work in that case?
I'll take a look.


Yes, any positive value will do.


r~

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[PATCH v3 0/3] accel/tcg: Make sure that tb->size != 0 after translation, Ilya Leoshkevich, 2021/04/14
- [PATCH v3 2/3] target/arm: Make sure that commpage's tb->size != 0, Ilya Leoshkevich, 2021/04/14
- [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Ilya Leoshkevich, 2021/04/14
  - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, David Hildenbrand, 2021/04/14
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Ilya Leoshkevich, 2021/04/14
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Max Filippov, 2021/04/14
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Richard Henderson, 2021/04/14
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Max Filippov, 2021/04/14
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Ilya Leoshkevich, 2021/04/15
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Richard Henderson <=
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Peter Maydell, 2021/04/15
    - Re: [PATCH v3 3/3] accel/tcg: Assert that tb->size != 0 after translation, Max Filippov, 2021/04/15
- [PATCH v3 1/3] target/s390x: Fix translation exception on illegal instruction, Ilya Leoshkevich, 2021/04/14
  - Re: [PATCH v3 1/3] target/s390x: Fix translation exception on illegal instruction, David Hildenbrand, 2021/04/14

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