When I run the make command on dpdk-1.2.3r2, it show me the following, but it works on dpdk-1.2.3r1:

== Build lib/librte_eal/linuxapp/igb_uio
  LD      /opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio/built-in.o
  CC [M]  /opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.o
cc1: warnings being treated as errors
/opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.c: In function ‘igbuio_pci_probe’:
include/linux/slab.h:349: error: inlining failed in call to ‘kzalloc.clone.0’: --param max-inline-insns-single limit reached
/opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.c:267: error: called from here
make[8]: *** [/opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio/igb_uio.o] Error 1
make[7]: *** [_module_/opt/dpdk-1.2.3r2/build/build/lib/librte_eal/linuxapp/igb_uio] Error 2
make[6]: *** [sub-make] Error 2
make[5]: *** [igb_uio.ko] Error 2
make[4]: *** [igb_uio] Error 2
make[3]: *** [linuxapp] Error 2
make[2]: *** [librte_eal] Error 2
make[1]: *** [lib] Error 2
make: *** [all] Error 2

And I noticed there is a warning from gcc: --param max-inline-insns-single limit reached
So I changed the file: lib/librte_eal/linuxapp/igb_uio/Makefile from 50 to 100.
MODULE_CFLAGS += -I$(SRCDIR) --param max-inline-insns-single=100
It works.
And the question is: Is there any change on dpdk-1.2.3r2 let the parameter max-inline-insns-single not big enough, or there is something wrong at my env.
 
Thanks & BR
Bo