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Diffstat (limited to 'arch')
-rw-r--r--arch/Kconfig3
-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/powerpc/Kconfig1
-rw-r--r--arch/s390/Kconfig1
-rw-r--r--arch/sparc/Kconfig1
-rw-r--r--arch/tile/include/asm/compat.h11
-rw-r--r--arch/tile/kernel/compat.c43
-rw-r--r--arch/x86/Kconfig1
8 files changed, 8 insertions, 54 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 4f55c736be1..b37f8f3ffa5 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -199,4 +199,7 @@ config HAVE_CMPXCHG_LOCAL
config HAVE_CMPXCHG_DOUBLE
bool
+config ARCH_WANT_OLD_COMPAT_IPC
+ bool
+
source "kernel/gcov/Kconfig"
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 5ab6e89603c..4bbbb40f352 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -2456,6 +2456,7 @@ config MIPS32_COMPAT
config COMPAT
bool
depends on MIPS32_COMPAT
+ select ARCH_WANT_OLD_COMPAT_IPC
default y
config SYSVIPC_COMPAT
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 1919634a9b3..48ab0bb3892 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -152,6 +152,7 @@ config COMPAT
bool
default y if PPC64
select COMPAT_BINFMT_ELF
+ select ARCH_WANT_OLD_COMPAT_IPC
config SYSVIPC_COMPAT
bool
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 6d99a5fcc09..0ff53e35009 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -218,6 +218,7 @@ config COMPAT
prompt "Kernel support for 31 bit emulation"
depends on 64BIT
select COMPAT_BINFMT_ELF
+ select ARCH_WANT_OLD_COMPAT_IPC
help
Select this option if you want to enable your system kernel to
handle system-calls from ELF binaries for 31 bit ESA. This option
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index ca5580e4d81..64e1a8e7cab 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -576,6 +576,7 @@ config COMPAT
depends on SPARC64
default y
select COMPAT_BINFMT_ELF
+ select ARCH_WANT_OLD_COMPAT_IPC
config SYSVIPC_COMPAT
bool
diff --git a/arch/tile/include/asm/compat.h b/arch/tile/include/asm/compat.h
index bf95f55b82b..4b4b28969a6 100644
--- a/arch/tile/include/asm/compat.h
+++ b/arch/tile/include/asm/compat.h
@@ -242,17 +242,6 @@ long compat_sys_fallocate(int fd, int mode,
long compat_sys_sched_rr_get_interval(compat_pid_t pid,
struct compat_timespec __user *interval);
-/* Versions of compat functions that differ from generic Linux. */
-struct compat_msgbuf;
-long tile_compat_sys_msgsnd(int msqid,
- struct compat_msgbuf __user *msgp,
- size_t msgsz, int msgflg);
-long tile_compat_sys_msgrcv(int msqid,
- struct compat_msgbuf __user *msgp,
- size_t msgsz, long msgtyp, int msgflg);
-long tile_compat_sys_ptrace(compat_long_t request, compat_long_t pid,
- compat_long_t addr, compat_long_t data);
-
/* Tilera Linux syscalls that don't have "compat" versions. */
#define compat_sys_flush_cache sys_flush_cache
diff --git a/arch/tile/kernel/compat.c b/arch/tile/kernel/compat.c
index bf5e9d70266..d67459b9ac2 100644
--- a/arch/tile/kernel/compat.c
+++ b/arch/tile/kernel/compat.c
@@ -16,7 +16,6 @@
#define __SYSCALL_COMPAT
#include <linux/compat.h>
-#include <linux/msg.h>
#include <linux/syscalls.h>
#include <linux/kdev_t.h>
#include <linux/fs.h>
@@ -95,52 +94,10 @@ long compat_sys_sched_rr_get_interval(compat_pid_t pid,
return ret;
}
-/*
- * The usual compat_sys_msgsnd() and _msgrcv() seem to be assuming
- * some different calling convention than our normal 32-bit tile code.
- */
-
-/* Already defined in ipc/compat.c, but we need it here. */
-struct compat_msgbuf {
- compat_long_t mtype;
- char mtext[1];
-};
-
-long tile_compat_sys_msgsnd(int msqid,
- struct compat_msgbuf __user *msgp,
- size_t msgsz, int msgflg)
-{
- compat_long_t mtype;
-
- if (get_user(mtype, &msgp->mtype))
- return -EFAULT;
- return do_msgsnd(msqid, mtype, msgp->mtext, msgsz, msgflg);
-}
-
-long tile_compat_sys_msgrcv(int msqid,
- struct compat_msgbuf __user *msgp,
- size_t msgsz, long msgtyp, int msgflg)
-{
- long err, mtype;
-
- err = do_msgrcv(msqid, &mtype, msgp->mtext, msgsz, msgtyp, msgflg);
- if (err < 0)
- goto out;
-
- if (put_user(mtype, &msgp->mtype))
- err = -EFAULT;
- out:
- return err;
-}
-
/* Provide the compat syscall number to call mapping. */
#undef __SYSCALL
#define __SYSCALL(nr, call) [nr] = (call),
-/* The generic versions of these don't work for Tile. */
-#define compat_sys_msgrcv tile_compat_sys_msgrcv
-#define compat_sys_msgsnd tile_compat_sys_msgsnd
-
/* See comments in sys.c */
#define compat_sys_fadvise64_64 sys32_fadvise64_64
#define compat_sys_readahead sys32_readahead
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 5bed94e189f..cde163dc605 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2178,6 +2178,7 @@ config IA32_AOUT
config COMPAT
def_bool y
depends on IA32_EMULATION
+ select ARCH_WANT_OLD_COMPAT_IPC
config COMPAT_FOR_U64_ALIGNMENT
def_bool COMPAT