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From: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
To: Zhao Liu <zhao1.liu@intel.com>
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
	"Peter Xu" <peterx@redhat.com>,
	"David Hildenbrand" <david@redhat.com>,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>,
	"Alex Bennée" <alex.bennee@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"Junjie Mao" <junjie.mao@hotmail.com>,
	qemu-devel@nongnu.org, qemu-rust@nongnu.org,
	"Dapeng Mi" <dapeng1.mi@linux.intel.com>,
	"Chuanxiao Dong" <chuanxiao.dong@intel.com>
Subject: Re: [RFC 18/26] memory: Rename flatview_access_allowed() to memory_region_access_allowed()
Date: Thu, 7 Aug 2025 15:41:17 +0300	[thread overview]
Message-ID: <CAAjaMXaNVFinLS3eRcBw+-R21XnHWDx5ACWQDhnS-ndseDBhJw@mail.gmail.com> (raw)
In-Reply-To: <20250807123027.2910950-19-zhao1.liu@intel.com>

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>

On Thu, Aug 7, 2025 at 3:10 PM Zhao Liu <zhao1.liu@intel.com> wrote:
>
> flatview_access_allowed() accepts `MemoryRegion *mr` as an argument, so
> it's based on MemoryRegion and should be named as
> memory_region_access_allowed().
>
> Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
> ---
>  system/physmem.c | 14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
>
> diff --git a/system/physmem.c b/system/physmem.c
> index d2106d0ffa87..8aaaab4d3a74 100644
> --- a/system/physmem.c
> +++ b/system/physmem.c
> @@ -2921,7 +2921,7 @@ bool prepare_mmio_access(MemoryRegion *mr)
>  }
>
>  /**
> - * flatview_access_allowed
> + * memory_region_access_allowed
>   * @mr: #MemoryRegion to be accessed
>   * @attrs: memory transaction attributes
>   * @addr: address within that memory region
> @@ -2931,8 +2931,8 @@ bool prepare_mmio_access(MemoryRegion *mr)
>   *
>   * Returns: true if transaction is allowed, false if denied.
>   */
> -static bool flatview_access_allowed(MemoryRegion *mr, MemTxAttrs attrs,
> -                                    hwaddr addr, hwaddr len)
> +static bool memory_region_access_allowed(MemoryRegion *mr, MemTxAttrs attrs,
> +                                         hwaddr addr, hwaddr len)
>  {
>      if (likely(!attrs.memory)) {
>          return true;
> @@ -2952,7 +2952,7 @@ static MemTxResult flatview_write_continue_step(MemTxAttrs attrs,
>                                                  hwaddr len, hwaddr mr_addr,
>                                                  hwaddr *l, MemoryRegion *mr)
>  {
> -    if (!flatview_access_allowed(mr, attrs, mr_addr, *l)) {
> +    if (!memory_region_access_allowed(mr, attrs, mr_addr, *l)) {
>          return MEMTX_ACCESS_ERROR;
>      }
>
> @@ -3036,7 +3036,7 @@ static MemTxResult flatview_write(FlatView *fv, hwaddr addr, MemTxAttrs attrs,
>
>      l = len;
>      mr = flatview_translate(fv, addr, &mr_addr, &l, true, attrs);
> -    if (!flatview_access_allowed(mr, attrs, addr, len)) {
> +    if (!memory_region_access_allowed(mr, attrs, addr, len)) {
>          return MEMTX_ACCESS_ERROR;
>      }
>      return flatview_write_continue(fv, addr, attrs, buf, len,
> @@ -3048,7 +3048,7 @@ static MemTxResult flatview_read_continue_step(MemTxAttrs attrs, uint8_t *buf,
>                                                 hwaddr *l,
>                                                 MemoryRegion *mr)
>  {
> -    if (!flatview_access_allowed(mr, attrs, mr_addr, *l)) {
> +    if (!memory_region_access_allowed(mr, attrs, mr_addr, *l)) {
>          return MEMTX_ACCESS_ERROR;
>      }
>
> @@ -3127,7 +3127,7 @@ static MemTxResult flatview_read(FlatView *fv, hwaddr addr,
>
>      l = len;
>      mr = flatview_translate(fv, addr, &mr_addr, &l, false, attrs);
> -    if (!flatview_access_allowed(mr, attrs, addr, len)) {
> +    if (!memory_region_access_allowed(mr, attrs, addr, len)) {
>          return MEMTX_ACCESS_ERROR;
>      }
>      return flatview_read_continue(fv, addr, attrs, buf, len,
> --
> 2.34.1
>


  reply	other threads:[~2025-08-07 12:42 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-08-07 12:30 [RFC 00/26] rust/memory: Integrate the vm-memory API from rust-vmm Zhao Liu
2025-08-07 12:30 ` [RFC 01/26] rust/hpet: Fix the error caused by vm-memory Zhao Liu
2025-08-07 13:52   ` Paolo Bonzini
2025-08-08  7:27     ` Zhao Liu
2025-08-07 12:30 ` [RFC 02/26] rust/cargo: Add the support for vm-memory Zhao Liu
2025-08-07 12:30 ` [RFC 03/26] subprojects: Add thiserror-impl crate Zhao Liu
2025-08-07 12:30 ` [RFC 04/26] subprojects: Add thiserror crate Zhao Liu
2025-08-07 12:30 ` [RFC 05/26] subprojects: Add winapi-i686-pc-windows-gnu crate Zhao Liu
2025-08-07 12:30 ` [RFC 06/26] subprojects: Add winapi-x86_64-pc-windows-gnu crate Zhao Liu
2025-08-07 12:30 ` [RFC 07/26] subprojects: Add winapi crate Zhao Liu
2025-08-07 13:17   ` Paolo Bonzini
2025-08-08  7:33     ` Zhao Liu
2025-08-07 12:30 ` [RFC 08/26] subprojects: Add vm-memory crate Zhao Liu
2025-08-07 12:30 ` [RFC 09/26] rust: Add vm-memory in meson Zhao Liu
2025-08-07 12:30 ` [RFC 10/26] subprojects/vm-memory: Patch vm-memory for QEMU memory backend Zhao Liu
2025-08-07 13:59   ` Paolo Bonzini
2025-08-08  8:17     ` Zhao Liu
2025-08-08  8:17       ` Paolo Bonzini
2025-08-08  8:51         ` Zhao Liu
2025-08-07 12:30 ` [RFC 11/26] rust/cargo: Specify the patched vm-memory crate Zhao Liu
2025-08-07 12:30 ` [RFC 12/26] rcu: Make rcu_read_lock & rcu_read_unlock not inline Zhao Liu
2025-08-07 13:54   ` Paolo Bonzini
2025-08-08  8:19     ` Zhao Liu
2025-08-07 12:30 ` [RFC 13/26] rust: Add RCU bindings Zhao Liu
2025-08-07 12:29   ` Manos Pitsidianakis
2025-08-07 13:38     ` Paolo Bonzini
2025-08-09  7:21       ` Zhao Liu
2025-08-09  9:13         ` Paolo Bonzini
2025-08-09  9:26           ` Manos Pitsidianakis
2025-08-12 10:43             ` Zhao Liu
2025-08-12 10:31       ` Zhao Liu
2025-08-07 12:30 ` [RFC 14/26] memory: Expose interfaces about Flatview reference count to Rust side Zhao Liu
2025-08-07 12:30 ` [RFC 15/26] memory: Rename address_space_lookup_region and expose it " Zhao Liu
2025-08-07 12:30 ` [RFC 16/26] memory: Make flatview_do_translate() return a pointer to MemoryRegionSection Zhao Liu
2025-08-07 13:57   ` Paolo Bonzini
2025-08-12 15:39     ` Zhao Liu
2025-08-12 15:42       ` Manos Pitsidianakis
2025-08-13 15:12         ` Zhao Liu
2025-08-12 19:23       ` Paolo Bonzini
2025-08-13 15:10         ` Zhao Liu
2025-08-07 12:30 ` [RFC 17/26] memory: Add a translation helper to return MemoryRegionSection Zhao Liu
2025-08-07 12:30 ` [RFC 18/26] memory: Rename flatview_access_allowed() to memory_region_access_allowed() Zhao Liu
2025-08-07 12:41   ` Manos Pitsidianakis [this message]
2025-08-07 12:30 ` [RFC 19/26] memory: Add MemoryRegionSection based misc helpers Zhao Liu
2025-08-07 12:30 ` [RFC 20/26] memory: Add wrappers of intermediate steps for read/write Zhao Liu
2025-08-07 12:30 ` [RFC 21/26] memory: Add store/load interfaces for Rust side Zhao Liu
2025-08-07 12:30 ` [RFC 22/26] rust/memory: Implement vm_memory::GuestMemoryRegion for MemoryRegionSection Zhao Liu
2025-08-07 12:30 ` [RFC 23/26] rust/memory: Implement vm_memory::GuestMemory for FlatView Zhao Liu
2025-08-07 12:30 ` [RFC 24/26] rust/memory: Provide AddressSpace bindings Zhao Liu
2025-08-07 13:50   ` Paolo Bonzini
2025-08-13 14:47     ` Zhao Liu
2025-08-07 12:30 ` [RFC 25/26] rust/memory: Add binding to check target endian Zhao Liu
2025-08-07 12:44   ` Manos Pitsidianakis
2025-08-13 14:48     ` Zhao Liu
2025-08-07 12:30 ` [RFC 26/26] rust/hpet: Use safe binding to access address space Zhao Liu
2025-08-07 12:42 ` [RFC 00/26] rust/memory: Integrate the vm-memory API from rust-vmm Zhao Liu
2025-08-07 14:13 ` Paolo Bonzini
2025-08-13 14:56   ` Zhao Liu

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