Re: [Xen-devel] [PATCH 2/4] xen/errno: Declare aliases using XEN_ERRNO()

[Doug Goldstein <cardoe@xxxxxxxxxx>]

On 3/1/16 12:57 PM, Andrew Cooper wrote:
> Otherwise a custom XEN_ERRNO definition will not end up creating appropriately
> namespaced constants for the aliases.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Doug Goldstein <cardoe@xxxxxxxxxx>

> ---
> CC: Jan Beulich <JBeulich@xxxxxxxx>
> CC: Tim Deegan <tim@xxxxxxx>
> CC: Doug Goldstein <cardoe@xxxxxxxxxx>
> ---
>  xen/include/public/errno.h | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/xen/include/public/errno.h b/xen/include/public/errno.h
> index c3481a5..dbac396 100644
> --- a/xen/include/public/errno.h
> +++ b/xen/include/public/errno.h
> @@ -42,6 +42,7 @@ XEN_ERRNO(ENOEXEC,   8)     /* Exec format error */
>  XEN_ERRNO(EBADF,      9)     /* Bad file number */
>  XEN_ERRNO(ECHILD,    10)     /* No child processes */
>  XEN_ERRNO(EAGAIN,    11)     /* Try again */
> +XEN_ERRNO(EWOULDBLOCK,       11)     /* Operation would block.  Aliases 
> EAGAIN */
>  XEN_ERRNO(ENOMEM,    12)     /* Out of memory */
>  XEN_ERRNO(EACCES,    13)     /* Permission denied */
>  XEN_ERRNO(EFAULT,    14)     /* Bad address */
> @@ -59,6 +60,7 @@ XEN_ERRNO(EMLINK,   31)     /* Too many links */
>  XEN_ERRNO(EDOM,              33)     /* Math argument out of domain of func 
> */
>  XEN_ERRNO(ERANGE,    34)     /* Math result not representable */
>  XEN_ERRNO(EDEADLK,   35)     /* Resource deadlock would occur */
> +XEN_ERRNO(EDEADLOCK, 35)     /* Resource deadlock would occur. Aliases 
> EDEADLK */
>  XEN_ERRNO(ENAMETOOLONG,      36)     /* File name too long */
>  XEN_ERRNO(ENOLCK,    37)     /* No record locks available */
>  XEN_ERRNO(ENOTEMPTY, 39)     /* Directory not empty */
> @@ -92,7 +94,4 @@ XEN_ERRNO(ETIMEDOUT,        110)    /* Connection timed out 
> */
>  };
>  #endif
>  
> -#define      XEN_EWOULDBLOCK XEN_EAGAIN      /* Operation would block */
> -#define      XEN_EDEADLOCK   XEN_EDEADLK     /* Resource deadlock would 
> occur */
> -
>  #endif /*  __XEN_PUBLIC_ERRNO_H__ */
> 


-- 
Doug Goldstein

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