[15/28] linux: Assume socketpair support

Message ID 20201118195552.2687336-16-adhemerval.zanella@linaro.org
State Superseded
Headers
Series More Linux syscall refactor |

Commit Message

Adhemerval Zanella Nov. 18, 2020, 7:55 p.m. UTC
  Checked with build for the affected ABI.
---
 sysdeps/unix/sysv/linux/alpha/syscalls.list          | 3 ---
 sysdeps/unix/sysv/linux/arm/syscalls.list            | 3 ---
 sysdeps/unix/sysv/linux/generic/syscalls.list        | 4 ----
 sysdeps/unix/sysv/linux/hppa/syscalls.list           | 3 ---
 sysdeps/unix/sysv/linux/i386/kernel-features.h       | 7 ++-----
 sysdeps/unix/sysv/linux/ia64/syscalls.list           | 3 ---
 sysdeps/unix/sysv/linux/kernel-features.h            | 1 +
 sysdeps/unix/sysv/linux/m68k/kernel-features.h       | 7 ++-----
 sysdeps/unix/sysv/linux/microblaze/kernel-features.h | 1 -
 sysdeps/unix/sysv/linux/mips/syscalls.list           | 6 ------
 sysdeps/unix/sysv/linux/powerpc/kernel-features.h    | 1 -
 sysdeps/unix/sysv/linux/s390/kernel-features.h       | 7 ++-----
 sysdeps/unix/sysv/linux/sh/kernel-features.h         | 1 -
 sysdeps/unix/sysv/linux/sparc/kernel-features.h      | 3 +--
 sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list  | 3 ---
 sysdeps/unix/sysv/linux/x86_64/syscalls.list         | 4 ----
 16 files changed, 8 insertions(+), 49 deletions(-)
 delete mode 100644 sysdeps/unix/sysv/linux/generic/syscalls.list
 delete mode 100644 sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
  

Patch

diff --git a/sysdeps/unix/sysv/linux/alpha/syscalls.list b/sysdeps/unix/sysv/linux/alpha/syscalls.list
index b35f5fc199..6e06255d3c 100644
--- a/sysdeps/unix/sysv/linux/alpha/syscalls.list
+++ b/sysdeps/unix/sysv/linux/alpha/syscalls.list
@@ -4,9 +4,6 @@  sigstack	-	sigstack	2	sigstack
 
 getpriority	-	getpriority	i:ii	__getpriority	getpriority
 
-# proper socket implementations:
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
-
 ptrace		-	ptrace		4	__ptrace	ptrace
 
 # access pci space protected from machine checks:
diff --git a/sysdeps/unix/sysv/linux/arm/syscalls.list b/sysdeps/unix/sysv/linux/arm/syscalls.list
index 1dec4bcfdd..742ed64ec9 100644
--- a/sysdeps/unix/sysv/linux/arm/syscalls.list
+++ b/sysdeps/unix/sysv/linux/arm/syscalls.list
@@ -18,6 +18,3 @@  setfsuid	-	setfsuid32	Ei:i	setfsuid
 prlimit64	EXTRA	prlimit64	i:iipp	prlimit64
 
 fanotify_mark	EXTRA	fanotify_mark	i:iiiiis	fanotify_mark
-
-# proper socket implementations:
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
diff --git a/sysdeps/unix/sysv/linux/generic/syscalls.list b/sysdeps/unix/sysv/linux/generic/syscalls.list
deleted file mode 100644
index 0749707049..0000000000
--- a/sysdeps/unix/sysv/linux/generic/syscalls.list
+++ /dev/null
@@ -1,4 +0,0 @@ 
-# File name	Caller	Syscall name	# args	Strong name	Weak names
-
-# Socket APIs
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
diff --git a/sysdeps/unix/sysv/linux/hppa/syscalls.list b/sysdeps/unix/sysv/linux/hppa/syscalls.list
index 4a159a4da5..11fada447c 100644
--- a/sysdeps/unix/sysv/linux/hppa/syscalls.list
+++ b/sysdeps/unix/sysv/linux/hppa/syscalls.list
@@ -1,7 +1,4 @@ 
 # File name	Caller	Syscall name	# args	Strong name	Weak names
 
-# proper socket implementations:
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
-
 prlimit64	EXTRA	prlimit64	i:iipp	__prlimit64	prlimit64@@GLIBC_2.17
 fanotify_mark	EXTRA	fanotify_mark	i:iiiiis	__fanotify_mark	fanotify_mark@@GLIBC_2.19
diff --git a/sysdeps/unix/sysv/linux/i386/kernel-features.h b/sysdeps/unix/sysv/linux/i386/kernel-features.h
index e15db22472..176552766e 100644
--- a/sysdeps/unix/sysv/linux/i386/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/i386/kernel-features.h
@@ -17,15 +17,11 @@ 
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
-/* Direct socketcalls available with kernel 4.3.  */
-#if __LINUX_KERNEL_VERSION >= 0x040300
-# define __ASSUME_SOCKETPAIR_SYSCALL         1
-#endif
-
 #include_next <kernel-features.h>
 
 #undef __ASSUME_ACCEPT_SYSCALL
 
+/* Direct socketcalls available with kernel 4.3.  */
 #if __LINUX_KERNEL_VERSION < 0x040300
 # undef __ASSUME_BIND_SYSCALL
 # undef __ASSUME_ACCEPT4_SYSCALL
@@ -41,6 +37,7 @@ 
 # undef __ASSUME_SETSOCKOPT_SYSCALL
 # undef __ASSUME_SHUTDOWN_SYSCALL
 # undef __ASSUME_SOCKET_SYSCALL
+# undef __ASSUME_SOCKETPAIR_SYSCALL
 #endif
 
 /* i686 only supports ipc syscall before 5.1.  */
diff --git a/sysdeps/unix/sysv/linux/ia64/syscalls.list b/sysdeps/unix/sysv/linux/ia64/syscalls.list
index 33cc01b64a..e468da4816 100644
--- a/sysdeps/unix/sysv/linux/ia64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/ia64/syscalls.list
@@ -2,9 +2,6 @@ 
 
 getpriority	-	getpriority	i:ii	__getpriority	getpriority
 
-# proper socket implementations:
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
-
 # DIG-compliant access to PCI configuration space:
 pciconfig_read	EXTRA	pciconfig_read	5	pciconfig_read
 pciconfig_write	EXTRA	pciconfig_write	5	pciconfig_write
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index 6d5658c680..b7c1996943 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -85,6 +85,7 @@ 
 #define __ASSUME_SETSOCKOPT_SYSCALL     1
 #define __ASSUME_SHUTDOWN_SYSCALL       1
 #define __ASSUME_SOCKET_SYSCALL         1
+#define __ASSUME_SOCKETPAIR_SYSCALL     1
 
 /* Support for SysV IPC through wired syscalls.  All supported architectures
    either support ipc syscall and/or all the ipc correspondent syscalls.  */
diff --git a/sysdeps/unix/sysv/linux/m68k/kernel-features.h b/sysdeps/unix/sysv/linux/m68k/kernel-features.h
index b9371c36b0..ed7954f09a 100644
--- a/sysdeps/unix/sysv/linux/m68k/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/m68k/kernel-features.h
@@ -17,15 +17,11 @@ 
    License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
-/* Direct socketcalls available with kernel 4.3.  */
-#if __LINUX_KERNEL_VERSION >= 0x040300
-# define __ASSUME_SOCKETPAIR_SYSCALL         1
-#endif
-
 #include_next <kernel-features.h>
 
 #undef __ASSUME_ACCEPT_SYSCALL
 
+/* Direct socketcalls available with kernel 4.3.  */
 #if __LINUX_KERNEL_VERSION < 0x040300
 # undef __ASSUME_BIND_SYSCALL
 # undef __ASSUME_ACCEPT4_SYSCALL
@@ -43,6 +39,7 @@ 
 # undef __ASSUME_SETSOCKOPT_SYSCALL
 # undef __ASSUME_SHUTDOWN_SYSCALL
 # undef __ASSUME_SOCKET_SYSCALL
+# undef __ASSUME_SOCKETPAIR_SYSCALL
 #endif
 
 /* No support for PI futexes or robust mutexes before 3.10 for m68k.  */
diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
index 3082a05426..ede5e8d359 100644
--- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
@@ -19,7 +19,6 @@ 
 
 /* All supported kernel versions for MicroBlaze have these syscalls.  */
 #define __ASSUME_CONNECT_SYSCALL	1
-#define __ASSUME_SOCKETPAIR_SYSCALL	1
 #define __ASSUME_SEND_SYSCALL		1
 #define __ASSUME_RECV_SYSCALL		1
 
diff --git a/sysdeps/unix/sysv/linux/mips/syscalls.list b/sysdeps/unix/sysv/linux/mips/syscalls.list
index 9881c832a5..4b72434b57 100644
--- a/sysdeps/unix/sysv/linux/mips/syscalls.list
+++ b/sysdeps/unix/sysv/linux/mips/syscalls.list
@@ -7,9 +7,3 @@ 
 cachectl	-	cachectl	i:pii	__cachectl	cachectl
 cacheflush	-	cacheflush	i:pii	_flush_cache	cacheflush
 sysmips		-	sysmips		i:iiii	__sysmips	sysmips
-
-#
-# Socket functions; Linux/MIPS doesn't use the socketcall(2) wrapper;
-# it's provided for compatibility, though.
-#
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair
diff --git a/sysdeps/unix/sysv/linux/powerpc/kernel-features.h b/sysdeps/unix/sysv/linux/powerpc/kernel-features.h
index e50a0a5069..7397a844cf 100644
--- a/sysdeps/unix/sysv/linux/powerpc/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/powerpc/kernel-features.h
@@ -19,7 +19,6 @@ 
 
 /* New syscalls added for PowerPC in 2.6.37.  */
 #define __ASSUME_CONNECT_SYSCALL	1
-#define __ASSUME_SOCKETPAIR_SYSCALL	1
 #define __ASSUME_SEND_SYSCALL		1
 #define __ASSUME_RECV_SYSCALL		1
 
diff --git a/sysdeps/unix/sysv/linux/s390/kernel-features.h b/sysdeps/unix/sysv/linux/s390/kernel-features.h
index a74f8af97d..2b3e162ad7 100644
--- a/sysdeps/unix/sysv/linux/s390/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/s390/kernel-features.h
@@ -17,15 +17,11 @@ 
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
-/* Direct socketcalls available with kernel 4.3.  */
-#if __LINUX_KERNEL_VERSION >= 0x040300
-# define __ASSUME_SOCKETPAIR_SYSCALL         1
-#endif
-
 #include_next <kernel-features.h>
 
 #undef __ASSUME_ACCEPT_SYSCALL
 
+/* Direct socketcalls available with kernel 4.3.  */
 #if __LINUX_KERNEL_VERSION < 0x040300
 # undef __ASSUME_BIND_SYSCALL
 # undef __ASSUME_ACCEPT4_SYSCALL
@@ -42,6 +38,7 @@ 
 # undef __ASSUME_SETSOCKOPT_SYSCALL
 # undef __ASSUME_SHUTDOWN_SYSCALL
 # undef __ASSUME_SOCKET_SYSCALL
+# undef __ASSUME_SOCKETPAIR_SYSCALL
 #endif
 
 /* s390 only supports ipc syscall before 5.1.  */
diff --git a/sysdeps/unix/sysv/linux/sh/kernel-features.h b/sysdeps/unix/sysv/linux/sh/kernel-features.h
index 9aecddc1b3..ae0e3be10d 100644
--- a/sysdeps/unix/sysv/linux/sh/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/sh/kernel-features.h
@@ -24,7 +24,6 @@ 
 
 /* These syscalls were added for SH in 2.6.37.  */
 #define __ASSUME_CONNECT_SYSCALL	1
-#define __ASSUME_SOCKETPAIR_SYSCALL	1
 #define __ASSUME_SEND_SYSCALL		1
 #define __ASSUME_RECV_SYSCALL		1
 
diff --git a/sysdeps/unix/sysv/linux/sparc/kernel-features.h b/sysdeps/unix/sysv/linux/sparc/kernel-features.h
index 54e79852e6..3ebd4cea85 100644
--- a/sysdeps/unix/sysv/linux/sparc/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/sparc/kernel-features.h
@@ -41,8 +41,7 @@ 
 # undef __ASSUME_GETSOCKOPT_SYSCALL
 # undef __ASSUME_SHUTDOWN_SYSCALL
 # undef __ASSUME_SOCKET_SYSCALL
-#else
-# define __ASSUME_SOCKETPAIR_SYSCALL         1
+# undef __ASSUME_SOCKETPAIR_SYSCALL
 #endif
 
 /* These syscalls were added for both 32-bit and 64-bit in 4.4.  */
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list b/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
deleted file mode 100644
index 94c081f804..0000000000
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list
+++ /dev/null
@@ -1,3 +0,0 @@ 
-# File name	Caller	Syscall name	# args	Strong name	Weak names
-
-socketpair	-	socketpair	4	__socketpair	socketpair
diff --git a/sysdeps/unix/sysv/linux/x86_64/syscalls.list b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
index 447f653cc0..2f7047be42 100644
--- a/sysdeps/unix/sysv/linux/x86_64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/x86_64/syscalls.list
@@ -3,7 +3,3 @@ 
 arch_prctl	EXTRA	arch_prctl	i:ii	__arch_prctl	arch_prctl
 modify_ldt	EXTRA	modify_ldt	i:ipi	__modify_ldt	modify_ldt
 syscall_clock_gettime	EXTRA	clock_gettime	Ei:ip		__syscall_clock_gettime
-
-
-# proper socket implementations:
-socketpair	-	socketpair	i:iiif	__socketpair	socketpair