[PATCH] powerpc: Wire up sys_copy_file_range()

Subsystems: linux for powerpc (32-bit and 64-bit), the rest

STALE3862d

2 messages, 2 authors, 2016-01-13 · open the first message on its own page

[PATCH] powerpc: Wire up sys_copy_file_range()

From: Michael Ellerman <mpe@ellerman.id.au>
Date: 2016-01-13 12:55:06

Lightly tested on 64 bit little endian.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 arch/powerpc/include/asm/systbl.h      | 1 +
 arch/powerpc/include/asm/unistd.h      | 2 +-
 arch/powerpc/include/uapi/asm/unistd.h | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index 5654ece02c0d..3fa9df70aa20 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -383,3 +383,4 @@ SYSCALL(ni_syscall)
 SYSCALL(ni_syscall)
 SYSCALL(ni_syscall)
 SYSCALL(mlock2)
+SYSCALL(copy_file_range)
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index 4b6b8ace18e0..2f9cd737b529 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -12,7 +12,7 @@
 #include <uapi/asm/unistd.h>
 
 
-#define __NR_syscalls		379
+#define __NR_syscalls		380
 
 #define __NR__exit __NR_exit
 #define NR_syscalls	__NR_syscalls
diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h
index 12a05652377a..940290d45b08 100644
--- a/arch/powerpc/include/uapi/asm/unistd.h
+++ b/arch/powerpc/include/uapi/asm/unistd.h
@@ -389,5 +389,6 @@
 #define __NR_userfaultfd	364
 #define __NR_membarrier		365
 #define __NR_mlock2		378
+#define __NR_copy_file_range	379
 
 #endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */
-- 
2.5.0

Re: [PATCH] powerpc: Wire up sys_copy_file_range()

From: kbuild test robot <hidden>
Date: 2016-01-13 14:22:00

Hi Michael,

[auto build test ERROR on v4.4-rc8]
[cannot apply to powerpc/next next-20160113]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Michael-Ellerman/powerpc-Wire-up-sys_copy_file_range/20160113-205819
config: powerpc-allnoconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/built-in.o: In function `sys_call_table':
quoted
(.rodata+0x900): undefined reference to `sys_copy_file_range'
---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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