[v2,1/5] y2038: Define __suseconds64_t type to be used with struct __timeval64

Message ID 20200126145258.32643-1-lukma@denx.de
State Committed
Headers

Commit Message

Lukasz Majewski Jan. 26, 2020, 2:52 p.m. UTC
  The __suseconds64_t type is supposed to be the 64 bit type across all
architectures.

It would be mostly used internally in the glibc - however, when passed to
Linux kernel (very unlikely), if necessary, it shall be converted to 32
bit type (i.e. __suseconds_t)

---
Changes for v2:
- New patch
---
 bits/typesizes.h                                 | 1 +
 posix/bits/types.h                               | 1 +
 sysdeps/mach/hurd/bits/typesizes.h               | 1 +
 sysdeps/unix/sysv/linux/alpha/bits/typesizes.h   | 1 +
 sysdeps/unix/sysv/linux/generic/bits/typesizes.h | 1 +
 sysdeps/unix/sysv/linux/s390/bits/typesizes.h    | 1 +
 sysdeps/unix/sysv/linux/sparc/bits/typesizes.h   | 1 +
 sysdeps/unix/sysv/linux/x86/bits/typesizes.h     | 1 +
 8 files changed, 8 insertions(+)
  

Comments

Andreas Schwab Jan. 27, 2020, 9:07 a.m. UTC | #1
On Jan 26 2020, Lukasz Majewski wrote:

> diff --git a/sysdeps/mach/hurd/bits/typesizes.h b/sysdeps/mach/hurd/bits/typesizes.h
> index b429379d7d..0cc48598d1 100644
> --- a/sysdeps/mach/hurd/bits/typesizes.h
> +++ b/sysdeps/mach/hurd/bits/typesizes.h
> @@ -50,6 +50,7 @@
>  #define __TIME_T_TYPE		__SLONGWORD_TYPE
>  #define __USECONDS_T_TYPE	__U32_TYPE
>  #define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
> +#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
>  #define __DADDR_T_TYPE		__S32_TYPE
>  #define __KEY_T_TYPE		__S32_TYPE
>  #define __CLOCKID_T_TYPE	__S32_TYPE

Please use consistent spacing (tab instead of spaces).

Andreas.
  

Patch

diff --git a/bits/typesizes.h b/bits/typesizes.h
index 014c9aab21..599408973e 100644
--- a/bits/typesizes.h
+++ b/bits/typesizes.h
@@ -50,6 +50,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#define __SUSECONDS64_T_TYPE	__SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/posix/bits/types.h b/posix/bits/types.h
index adba926b45..a26cd383e4 100644
--- a/posix/bits/types.h
+++ b/posix/bits/types.h
@@ -160,6 +160,7 @@  __STD_TYPE __ID_T_TYPE __id_t;		/* General type for IDs.  */
 __STD_TYPE __TIME_T_TYPE __time_t;	/* Seconds since the Epoch.  */
 __STD_TYPE __USECONDS_T_TYPE __useconds_t; /* Count of microseconds.  */
 __STD_TYPE __SUSECONDS_T_TYPE __suseconds_t; /* Signed count of microseconds.  */
+__STD_TYPE __SUSECONDS64_T_TYPE __suseconds64_t;
 
 __STD_TYPE __DADDR_T_TYPE __daddr_t;	/* The type of a disk address.  */
 __STD_TYPE __KEY_T_TYPE __key_t;	/* Type of an IPC key.  */
diff --git a/sysdeps/mach/hurd/bits/typesizes.h b/sysdeps/mach/hurd/bits/typesizes.h
index b429379d7d..0cc48598d1 100644
--- a/sysdeps/mach/hurd/bits/typesizes.h
+++ b/sysdeps/mach/hurd/bits/typesizes.h
@@ -50,6 +50,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h b/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h
index 30356ba6d6..484a323d4d 100644
--- a/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h
+++ b/sysdeps/unix/sysv/linux/alpha/bits/typesizes.h
@@ -49,6 +49,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__S64_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/sysdeps/unix/sysv/linux/generic/bits/typesizes.h b/sysdeps/unix/sysv/linux/generic/bits/typesizes.h
index a916dea047..03990f2305 100644
--- a/sysdeps/unix/sysv/linux/generic/bits/typesizes.h
+++ b/sysdeps/unix/sysv/linux/generic/bits/typesizes.h
@@ -51,6 +51,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/sysdeps/unix/sysv/linux/s390/bits/typesizes.h b/sysdeps/unix/sysv/linux/s390/bits/typesizes.h
index 45f70184ea..29728585ad 100644
--- a/sysdeps/unix/sysv/linux/s390/bits/typesizes.h
+++ b/sysdeps/unix/sysv/linux/s390/bits/typesizes.h
@@ -50,6 +50,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h b/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h
index 1f3bbc8002..eb2c63d523 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/typesizes.h
@@ -50,6 +50,7 @@ 
 #define __TIME_T_TYPE		__SLONGWORD_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__S32_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE
diff --git a/sysdeps/unix/sysv/linux/x86/bits/typesizes.h b/sysdeps/unix/sysv/linux/x86/bits/typesizes.h
index d084145597..f436f6c56f 100644
--- a/sysdeps/unix/sysv/linux/x86/bits/typesizes.h
+++ b/sysdeps/unix/sysv/linux/x86/bits/typesizes.h
@@ -64,6 +64,7 @@ 
 #define __TIME_T_TYPE		__SYSCALL_SLONG_TYPE
 #define __USECONDS_T_TYPE	__U32_TYPE
 #define __SUSECONDS_T_TYPE	__SYSCALL_SLONG_TYPE
+#define __SUSECONDS64_T_TYPE    __SQUAD_TYPE
 #define __DADDR_T_TYPE		__S32_TYPE
 #define __KEY_T_TYPE		__S32_TYPE
 #define __CLOCKID_T_TYPE	__S32_TYPE