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[v5,08/23] arm64:ilp32: use 64bit syscall-names for ILP32 when passing 64bit registers

Message ID 1443564860-31208-9-git-send-email-ynorov@caviumnetworks.com
State New
Headers show

Commit Message

Yury Norov Sept. 29, 2015, 10:14 p.m. UTC 
From: Andrew Pinski <apinski@cavium.com>

In the ARM64 ILP32 case, we want to say the syscalls that normally would pass
64bit as two arguments are now passing as one so want to use the 64bit
naming scheme.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Signed-off-by: Yury Norov <ynorov@caviumnetworks.com>
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Patch

diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index ee12400..97b0438 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -889,8 +889,11 @@  __SYSCALL(__NR_fork, sys_ni_syscall)
  * they take different names.
  * Here we map the numbers so that both versions
  * use the same syscall table layout.
+ * For 32bit abis where 64bit can be passed via one
+ * register, use the same naming as the 64bit ones
+ * as they will only have a 64 bit off_t.
  */
-#if __BITS_PER_LONG == 64 && !defined(__SYSCALL_COMPAT)
+#if (__BITS_PER_LONG == 64 && !defined(__SYSCALL_COMPAT)) || defined(__SYSCALL_NONCOMPAT)
 #define __NR_fcntl __NR3264_fcntl
 #define __NR_statfs __NR3264_statfs
 #define __NR_fstatfs __NR3264_fstatfs