Re: Build Failure on next kernel

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On 2018-07-06 12:51, vrbagal1 wrote:
Hi,

I am observing build failure on my Power8 Baremetal machine, with
today's next kernel.

Branch Head: e30b8745c892204095c0a8b69405868f63ddcce1

Attached is .config file.

Build failures:

03:38:13   stderr:
03:38:13   <stdin>:1338:2: warning: #warning syscall open_tree not
implemented [-Wcpp]
03:38:13   <stdin>:1341:2: warning: #warning syscall move_mount not
implemented [-Wcpp]
03:38:13   <stdin>:1344:2: warning: #warning syscall fsopen not
implemented [-Wcpp]
03:38:13   <stdin>:1347:2: warning: #warning syscall fsmount not
implemented [-Wcpp]
03:38:13   <stdin>:1350:2: warning: #warning syscall fspick not
implemented [-Wcpp]
03:38:13   <stdin>:1353:2: warning: #warning syscall fsinfo not
implemented [-Wcpp]
03:38:13   fs/dax.c:106:14: warning: ‘dax_make_page_entry’ defined
but not used [-Wunused-function]
03:38:13 static void *dax_make_page_entry(struct page *page, void *entry)
03:38:13                 ^
03:38:13   lib/vsprintf.c:1668:13: warning:
‘have_filled_random_ptr_key’ defined but not used
[-Wunused-variable]
03:38:13    static bool have_filled_random_ptr_key __read_mostly;
03:38:13                ^
03:38:13   WARNING: modpost: Found 3 section mismatch(es).
03:38:13   To see full details build your kernel with:
03:38:13   'make CONFIG_DEBUG_SECTION_MISMATCH=y'
03:38:13   kernel/cpu.o:(.data.rel+0x18e0): undefined reference to
`lockup_detector_online_cpu'
03:38:13   ld: BFD version 2.25.1-32.base.el7_4.2  assertion fail
elf64-ppc.c:14512
03:38:13   kernel/cpu.o:(.data.rel+0x18e8): undefined reference to
`lockup_detector_offline_cpu'
03:38:13   ld: BFD version 2.25.1-32.base.el7_4.2  assertion fail
elf64-ppc.c:14512
03:38:13   make: *** [vmlinux] Error 1

Regards,
Venkat.


Observing same build error on Power7 machine.

Build Failures:

03:27:04     MODPOST vmlinux.o
03:27:04   stderr:
03:27:04 <stdin>:1338:2: warning: #warning syscall open_tree not implemented [-Wcpp] 03:27:04 <stdin>:1341:2: warning: #warning syscall move_mount not implemented [-Wcpp] 03:27:04 <stdin>:1344:2: warning: #warning syscall fsopen not implemented [-Wcpp] 03:27:04 <stdin>:1347:2: warning: #warning syscall fsmount not implemented [-Wcpp] 03:27:04 <stdin>:1350:2: warning: #warning syscall fspick not implemented [-Wcpp] 03:27:04 <stdin>:1353:2: warning: #warning syscall fsinfo not implemented [-Wcpp] 03:27:05 lib/vsprintf.c:1668:13: warning: ‘have_filled_random_ptr_key’ defined but not used [-Wunused-variable]
03:27:05    static bool have_filled_random_ptr_key __read_mostly;
03:27:05                ^
03:27:05 kernel/cpu.o:(.data.rel+0x18e0): undefined reference to `lockup_detector_online_cpu' 03:27:05 ld: BFD version 2.25.1-22.base.el7 assertion fail elf64-ppc.c:14494 03:27:05 kernel/cpu.o:(.data.rel+0x18e8): undefined reference to `lockup_detector_offline_cpu' 03:27:05 ld: BFD version 2.25.1-22.base.el7 assertion fail elf64-ppc.c:14494
03:27:05   make: *** [vmlinux] Error 1

On next kernel.

Regards,
Venkat.

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