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Re: [PATCH v5 15/31] exec: Rename guest_{addr, range}_valid to *_untagge
From: |
Peter Maydell |
Subject: |
Re: [PATCH v5 15/31] exec: Rename guest_{addr, range}_valid to *_untagged |
Date: |
Mon, 8 Feb 2021 13:48:52 +0000 |
On Wed, 3 Feb 2021 at 19:00, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> The places that use these are better off using untagged
> addresses, so do not provide a tagged versions. Rename
> to make it clear about the address type.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> include/exec/cpu_ldst.h | 4 ++--
> linux-user/qemu.h | 4 ++--
> accel/tcg/user-exec.c | 9 ++++++---
> linux-user/mmap.c | 12 ++++++------
> linux-user/syscall.c | 2 +-
> 5 files changed, 17 insertions(+), 14 deletions(-)
>
> @@ -211,13 +212,15 @@ static int probe_access_internal(CPUArchState *env,
> target_ulong addr,
> g_assert_not_reached();
> }
>
> - if (!guest_addr_valid(addr) || page_check_range(addr, 1, flags) < 0) {
> + addr = cpu_untagged_addr(env_cpu(env), addr_tagged);
This change isn't part of a simple function-rename and should
presumably be in a different patch?
Otherwise
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH v5 05/31] exec: Improve types for guest_addr_valid, (continued)
- [PATCH v5 05/31] exec: Improve types for guest_addr_valid, Richard Henderson, 2021/02/03
- [PATCH v5 07/31] linux-user: Tidy VERIFY_READ/VERIFY_WRITE, Richard Henderson, 2021/02/03
- [PATCH v5 10/31] linux-user: Fix guest_addr_valid vs reserved_va, Richard Henderson, 2021/02/03
- [PATCH v5 11/31] exec: Introduce cpu_untagged_addr, Richard Henderson, 2021/02/03
- [PATCH v5 12/31] exec: Use cpu_untagged_addr in g2h; split out g2h_untagged, Richard Henderson, 2021/02/03
- [PATCH v5 14/31] linux-user: Use guest_range_valid in access_ok, Richard Henderson, 2021/02/03
- [PATCH v5 15/31] exec: Rename guest_{addr,range}_valid to *_untagged, Richard Henderson, 2021/02/03
- Re: [PATCH v5 15/31] exec: Rename guest_{addr, range}_valid to *_untagged,
Peter Maydell <=
- [PATCH v5 27/31] linux-user/aarch64: Signal SEGV_MTESERR for sync tag check fault, Richard Henderson, 2021/02/03
- [PATCH v5 28/31] linux-user/aarch64: Signal SEGV_MTEAERR for async tag check error, Richard Henderson, 2021/02/03
- [PATCH v5 06/31] linux-user: Check for overflow in access_ok, Richard Henderson, 2021/02/03
- [PATCH v5 04/31] exec: Use uintptr_t in cpu_ldst.h, Richard Henderson, 2021/02/03
- [PATCH v5 09/31] linux-user: Do not use guest_addr_valid for h2g_valid, Richard Henderson, 2021/02/03
- [PATCH v5 08/31] bsd-user: Tidy VERIFY_READ/VERIFY_WRITE, Richard Henderson, 2021/02/03
- [PATCH v5 13/31] linux-user: Explicitly untag memory management syscalls, Richard Henderson, 2021/02/03
- [PATCH v5 16/31] linux-user: Use cpu_untagged_addr in access_ok; split out *_untagged, Richard Henderson, 2021/02/03