x32: Generate <asm/unistd_64_x32.h>

Generate macros for the *kernel* code to use to refer to x32 system calls. These have an __NR_x32_ prefix and do not include __X32_SYSCALL_BIT. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
git-mirror · Feb 20, 2012 · ea499fe · ea499fe
1 parent 6cbb369
commit ea499fe
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h
@@ -17,6 +17,7 @@
 # else
 
 #  include <asm/unistd_64.h>
+#  include <asm/unistd_64_x32.h>
 #  define __ARCH_WANT_COMPAT_SYS_TIME
 
 # endif

diff --git a/arch/x86/syscalls/Makefile b/arch/x86/syscalls/Makefile
@@ -35,14 +35,19 @@ syshdr_abi_unistd_64 := common,64
 $(out)/unistd_64.h: $(syscall64) $(syshdr)
 	$(call if_changed,syshdr)
 
+syshdr_abi_unistd_64_x32 := x32
+syshdr_pfx_unistd_64_x32 := x32_
+$(out)/unistd_64_x32.h: $(syscall64) $(syshdr)
+	$(call if_changed,syshdr)
+
 $(out)/syscalls_32.h: $(syscall32) $(systbl)
 	$(call if_changed,systbl)
 $(out)/syscalls_64.h: $(syscall64) $(systbl)
 	$(call if_changed,systbl)
 
 syshdr-y			+= unistd_32.h unistd_64.h unistd_x32.h
 syshdr-y			+= syscalls_32.h
-syshdr-$(CONFIG_X86_64)		+= unistd_32_ia32.h
+syshdr-$(CONFIG_X86_64)		+= unistd_32_ia32.h unistd_64_x32.h
 syshdr-$(CONFIG_X86_64)		+= syscalls_64.h
 
 targets	+= $(syshdr-y)
-Original file line number
+Diff line change
@@ Expand Up / @@ -17,6 +17,7 @@ @@
     # else
     #  include <asm/unistd_64.h>
+    #  include <asm/unistd_64_x32.h>
     #  define __ARCH_WANT_COMPAT_SYS_TIME
     # endif
@@ Expand Down @@