compile nvme 4.13 appear error

[Tony Yang]

Hi,

 I Once again downloaded the nvme 4.13 in
http://git.infradead.org/nvme.git, and then recompile the kernel, the
error occurred, how can I solve it, I hope to get your help, thank you
very much。

 CC [M]  drivers/nvme/host/core.o
drivers/nvme/host/core.c: In function 'nvme_alloc_mpath_ns':
drivers/nvme/host/core.c:3111:34: error: 'NVME_FAILOVER_RETRIES'
undeclared (first use in this function)
  if (nvme_set_ns_active(nsa, ns, NVME_FAILOVER_RETRIES)) {
                                  ^
drivers/nvme/host/core.c:3111:34: note: each undeclared identifier is
reported only once for each function it appears in
drivers/nvme/host/core.c: In function 'nvme_trigger_failover':
drivers/nvme/host/core.c:3277:50: error: 'NVME_FAILOVER_RETRIES'
undeclared (first use in this function)
     if (nvme_set_ns_active(standby_ns, mpath_ns, NVME_FAILOVER_RETRIES)) {
                                                  ^
make[3]: *** [drivers/nvme/host/core.o] Error 1
make[2]: *** [drivers/nvme/host] Error 2
make[1]: *** [drivers/nvme] Error 2
make: *** [drivers] Error 2
[root at scst1 nvme-nvme-4.13]#

[root at scst1 nvme-nvme-4.13]# cat /proc/version
Linux version 3.10.0-327.el7.x86_64
(mockbuild at x86-034.build.eng.bos.redhat.com) (gcc version 4.8.3
20140911 (Red Hat 4.8.3-9) (GCC) ) #1 SMP Thu Oct 29 17:29:29 EDT 2015


2017-09-19 10:10 GMT+08:00 Keith Busch <keith.busch at intel.com>:
> On Tue, Sep 19, 2017 at 09:57:08AM +0800, Tony Yang wrote:
>> Hi, I from http://git.infradead.org/nvme.git to get 4.13 version
>>
>> I want to compile with nvme new kernel, So I use 4.13 version to compile.
>
> I have the same one, and "nvme_alloc_mpath_ns" that you're producing an
> error on doesn't exist in that tree. You've done something to your tree
> to break it.
>
>> I would like to ask, how can I compile a new kernel for a successful
>> nvme? Thanks
>
> Try using it as-is.
>
>> 2017-09-19 1:27 GMT+08:00 Keith Busch <keith.busch at intel.com>:
>> > On Mon, Sep 18, 2017 at 09:02:15PM +0800, Tony Yang wrote:
>> >> Dear All
>> >>
>> >>   I at redhat 6.5 ,kernel is 2.6.32-431.el6.x86_64，I comile nvme 4.13
>> >> appear this error:
>> >>
>> >> [root at cescel03 nvme-nvme-4.13]# make
>> >>   CHK     include/config/kernel.release
>> >>   CHK     include/generated/uapi/linux/version.h
>> >>   CHK     include/generated/utsrelease.h
>> >>   CHK     include/generated/bounds.h
>> >>   CHK     include/generated/timeconst.h
>> >>   CHK     include/generated/asm-offsets.h
>> >>   CALL    scripts/checksyscalls.sh
>> >>   CHK     scripts/mod/devicetable-offsets.h
>> >>   CHK     include/generated/compile.h
>> >>   AR      drivers/nvme/host/built-in.o
>> >>   CC [M]  drivers/nvme/host/core.o
>> >> drivers/nvme/host/core.c: In function ‘nvme_alloc_mpath_ns’:
>> >> drivers/nvme/host/core.c:3111: error: ‘NVME_FAILOVER_RETRIES’
>> >> undeclared (first use in this function)
>> >> drivers/nvme/host/core.c:3111: error: (Each undeclared identifier is
>> >> reported only once
>> >> drivers/nvme/host/core.c:3111: error: for each function it appears in.)
>> >> drivers/nvme/host/core.c: In function ‘nvme_trigger_failover’:
>> >> drivers/nvme/host/core.c:3277: error: ‘NVME_FAILOVER_RETRIES’
>> >> undeclared (first use in this function)
>> >> make[3]: *** [drivers/nvme/host/core.o] Error 1
>> >> make[2]: *** [drivers/nvme/host] Error 2
>> >> make[1]: *** [drivers/nvme] Error 2
>> >> make: *** [drivers] Error 2
>> >
>> > Not sure where you got this source. The 4.13 kernel doesn't contain an
>> > nvme driver with such errors, so it looks like whoever packaged up your
>> > source really botched it up from applying out-of-tree stuff.