Patchwork [05/40] x86: add NR_syscalls_compat, make ia32 syscall table visible

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Submitter Ian Munsie
Date June 23, 2010, 10:02 a.m.
Message ID <1277287401-28571-6-git-send-email-imunsie@au1.ibm.com>
Download mbox | patch
Permalink /patch/56631/
State Not Applicable
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Comments

Ian Munsie - June 23, 2010, 10:02 a.m.
From: Jason Baron <jbaron@redhat.com>

Add 'NR_syscalls_compat' global for x86. Also, make 'ia32_sys_call_table' into a
global.

Signed-off-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Ian Munsie <imunsie@au1.ibm.com>
---
 arch/x86/ia32/ia32entry.S     |    3 +++
 arch/x86/include/asm/compat.h |    2 ++
 2 files changed, 5 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index e790bc1..94b9022 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -503,6 +503,7 @@  END(ia32_ptregs_common)
 
 	.section .rodata,"a"
 	.align 8
+.globl ia32_sys_call_table
 ia32_sys_call_table:
 	.quad sys_restart_syscall
 	.quad sys_exit
@@ -843,3 +844,5 @@  ia32_sys_call_table:
 	.quad sys_perf_event_open
 	.quad compat_sys_recvmmsg
 ia32_syscall_end:
+.globl NR_syscalls_compat
+NR_syscalls_compat: .int ((ia32_syscall_end - ia32_sys_call_table)/8)
diff --git a/arch/x86/include/asm/compat.h b/arch/x86/include/asm/compat.h
index 306160e..55109f8 100644
--- a/arch/x86/include/asm/compat.h
+++ b/arch/x86/include/asm/compat.h
@@ -216,4 +216,6 @@  static inline int is_compat_task(void)
 	return current_thread_info()->status & TS_COMPAT;
 }
 
+extern int NR_syscalls_compat;
+
 #endif /* _ASM_X86_COMPAT_H */