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* [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[]
@ 2021-05-11 10:35 Philippe Mathieu-Daudé
  2021-05-11 16:53 ` Richard Henderson
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2021-05-11 10:35 UTC (permalink / raw)
  To: qemu-devel; +Cc: Laurent Vivier, Philippe Mathieu-Daudé

Keep bitmask_transtbl in .rodata by marking the arrays const.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 linux-user/syscall.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 95d79ddc437..64f486743a9 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -365,7 +365,7 @@ _syscall5(int, sys_statx, int, dirfd, const char *, pathname, int, flags,
 _syscall2(int, membarrier, int, cmd, int, flags)
 #endif
 
-static bitmask_transtbl fcntl_flags_tbl[] = {
+static const bitmask_transtbl fcntl_flags_tbl[] = {
   { TARGET_O_ACCMODE,   TARGET_O_WRONLY,    O_ACCMODE,   O_WRONLY,    },
   { TARGET_O_ACCMODE,   TARGET_O_RDWR,      O_ACCMODE,   O_RDWR,      },
   { TARGET_O_CREAT,     TARGET_O_CREAT,     O_CREAT,     O_CREAT,     },
@@ -6062,7 +6062,7 @@ static const StructEntry struct_termios_def = {
     .print = print_termios,
 };
 
-static bitmask_transtbl mmap_flags_tbl[] = {
+static const bitmask_transtbl mmap_flags_tbl[] = {
     { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
     { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
     { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
-- 
2.26.3



^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[]
  2021-05-11 10:35 [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[] Philippe Mathieu-Daudé
@ 2021-05-11 16:53 ` Richard Henderson
  2021-05-12 11:16 ` Laurent Vivier
  2021-05-17  2:14 ` Bin Meng
  2 siblings, 0 replies; 4+ messages in thread
From: Richard Henderson @ 2021-05-11 16:53 UTC (permalink / raw)
  To: Philippe Mathieu-Daudé, qemu-devel; +Cc: Laurent Vivier

On 5/11/21 5:35 AM, Philippe Mathieu-Daudé wrote:
> Keep bitmask_transtbl in .rodata by marking the arrays const.
> 
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
>   linux-user/syscall.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[]
  2021-05-11 10:35 [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[] Philippe Mathieu-Daudé
  2021-05-11 16:53 ` Richard Henderson
@ 2021-05-12 11:16 ` Laurent Vivier
  2021-05-17  2:14 ` Bin Meng
  2 siblings, 0 replies; 4+ messages in thread
From: Laurent Vivier @ 2021-05-12 11:16 UTC (permalink / raw)
  To: Philippe Mathieu-Daudé, qemu-devel

Le 11/05/2021 à 12:35, Philippe Mathieu-Daudé a écrit :
> Keep bitmask_transtbl in .rodata by marking the arrays const.
> 
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  linux-user/syscall.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/linux-user/syscall.c b/linux-user/syscall.c
> index 95d79ddc437..64f486743a9 100644
> --- a/linux-user/syscall.c
> +++ b/linux-user/syscall.c
> @@ -365,7 +365,7 @@ _syscall5(int, sys_statx, int, dirfd, const char *, pathname, int, flags,
>  _syscall2(int, membarrier, int, cmd, int, flags)
>  #endif
>  
> -static bitmask_transtbl fcntl_flags_tbl[] = {
> +static const bitmask_transtbl fcntl_flags_tbl[] = {
>    { TARGET_O_ACCMODE,   TARGET_O_WRONLY,    O_ACCMODE,   O_WRONLY,    },
>    { TARGET_O_ACCMODE,   TARGET_O_RDWR,      O_ACCMODE,   O_RDWR,      },
>    { TARGET_O_CREAT,     TARGET_O_CREAT,     O_CREAT,     O_CREAT,     },
> @@ -6062,7 +6062,7 @@ static const StructEntry struct_termios_def = {
>      .print = print_termios,
>  };
>  
> -static bitmask_transtbl mmap_flags_tbl[] = {
> +static const bitmask_transtbl mmap_flags_tbl[] = {
>      { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED },
>      { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE },
>      { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED },
> 

Reviewed-by: Laurent Vivier <laurent@vivier.eu>


^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[]
  2021-05-11 10:35 [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[] Philippe Mathieu-Daudé
  2021-05-11 16:53 ` Richard Henderson
  2021-05-12 11:16 ` Laurent Vivier
@ 2021-05-17  2:14 ` Bin Meng
  2 siblings, 0 replies; 4+ messages in thread
From: Bin Meng @ 2021-05-17  2:14 UTC (permalink / raw)
  To: Philippe Mathieu-Daudé
  Cc: qemu-devel@nongnu.org Developers, Laurent Vivier

On Tue, May 11, 2021 at 6:51 PM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
>
> Keep bitmask_transtbl in .rodata by marking the arrays const.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  linux-user/syscall.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>

Reviewed-by: Bin Meng <bmeng.cn@gmail.com>


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-05-17  2:15 UTC | newest]

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2021-05-11 10:35 [PATCH] Constify bitmask_transtbl fcntl/mmap flags_tlb[] Philippe Mathieu-Daudé
2021-05-11 16:53 ` Richard Henderson
2021-05-12 11:16 ` Laurent Vivier
2021-05-17  2:14 ` Bin Meng

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