7:07 a.m.
Hi Wei,
I love your patch! Perhaps something to improve:
[auto build test WARNING on tip/x86/core]
[also build test WARNING on asm-generic/master iommu/next tip/timers/core pci/next
linus/master v5.10-rc2 next-20201105]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url:
https://github.com/0day-ci/linux/commits/Wei-Liu/Introducing-Linux-root-p...
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
238c91115cd05c71447ea071624a4c9fe661f970
config: i386-randconfig-r002-20201104 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
#
https://github.com/0day-ci/linux/commit/83c03b4e30e729a77688b8c0ffeffa2a5...
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review
Wei-Liu/Introducing-Linux-root-partition-support-for-Microsoft-Hypervisor/20201106-010058
git checkout 83c03b4e30e729a77688b8c0ffeffa2a555dcce7
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> arch/x86/hyperv/hv_init.c:341:13: warning: no previous prototype
for 'hv_get_partition_id' [-Wmissing-prototypes]
341 | void __init
hv_get_partition_id(void)
| ^~~~~~~~~~~~~~~~~~~
vim +/hv_get_partition_id +341 arch/x86/hyperv/hv_init.c
340
341 void __init hv_get_partition_id(void)
342 {
343 struct hv_get_partition_id *output_page;
344 u16 status;
345 unsigned long flags;
346
347 local_irq_save(flags);
348 output_page = *this_cpu_ptr(hyperv_pcpu_output_arg);
349 status = hv_do_hypercall(HVCALL_GET_PARTITION_ID, NULL, output_page) &
350 HV_HYPERCALL_RESULT_MASK;
351 if (status != HV_STATUS_SUCCESS)
352 pr_err("Failed to get partition ID: %d\n", status);
353 else
354 hv_current_partition_id = output_page->partition_id;
355 local_irq_restore(flags);
356
357 /* No point in proceeding if this failed */
358 BUG_ON(status != HV_STATUS_SUCCESS);
359 }
360
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org