[v1] linux-user: Extract target errno related functions to 'target_errno.h'

[PATCH 01/12] linux-user/alpha: Handle TARGET_EWOULDBLOCK as TARGET_EAGAIN

Posted by Philippe Mathieu-Daudé 4 years, 7 months ago

Linux kernel defines EWOULDBLOCK as EAGAIN (since before v2.6.12-rc2).

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

diff --git a/linux-user/alpha/target_syscall.h b/linux-user/alpha/target_syscall.h
index fd389422e31..4e6f9360566 100644
--- a/linux-user/alpha/target_syscall.h
+++ b/linux-user/alpha/target_syscall.h
@@ -44,6 +44,8 @@ struct target_pt_regs {
 #define UNAME_MACHINE "alpha"
 #define UNAME_MINIMUM_RELEASE "2.6.32"
 
+#undef TARGET_EWOULDBLOCK
+#define TARGET_EWOULDBLOCK      TARGET_EAGAIN /* Operation would block */
 #undef TARGET_EDEADLK
 #define TARGET_EDEADLK		11
 #undef TARGET_EAGAIN
-- 
2.31.1

Re: [PATCH 01/12] linux-user/alpha: Handle TARGET_EWOULDBLOCK as TARGET_EAGAIN

Posted by Laurent Vivier 4 years, 7 months ago

Le 04/07/2021 à 20:37, Philippe Mathieu-Daudé a écrit :
> Linux kernel defines EWOULDBLOCK as EAGAIN (since before v2.6.12-rc2).
> 
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  linux-user/alpha/target_syscall.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/linux-user/alpha/target_syscall.h b/linux-user/alpha/target_syscall.h
> index fd389422e31..4e6f9360566 100644
> --- a/linux-user/alpha/target_syscall.h
> +++ b/linux-user/alpha/target_syscall.h
> @@ -44,6 +44,8 @@ struct target_pt_regs {
>  #define UNAME_MACHINE "alpha"
>  #define UNAME_MINIMUM_RELEASE "2.6.32"
>  
> +#undef TARGET_EWOULDBLOCK
> +#define TARGET_EWOULDBLOCK      TARGET_EAGAIN /* Operation would block */
>  #undef TARGET_EDEADLK
>  #define TARGET_EDEADLK		11
>  #undef TARGET_EAGAIN
> 


Applied to my linux-user-for-6.1 branch.

Thanks,
Laurent

Re: [PATCH 01/12] linux-user/alpha: Handle TARGET_EWOULDBLOCK as TARGET_EAGAIN

Posted by Richard Henderson 4 years, 7 months ago

On 7/4/21 11:37 AM, Philippe Mathieu-Daudé wrote:
> Linux kernel defines EWOULDBLOCK as EAGAIN (since before v2.6.12-rc2).
> 
> Signed-off-by: Philippe Mathieu-Daudé<f4bug@amsat.org>
> ---
>   linux-user/alpha/target_syscall.h | 2 ++
>   1 file changed, 2 insertions(+)

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

r~