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OSHMEM/CONFIGURE: Check for the presence of ibv_exp_reg_shared_mr. #4343

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Merged
merged 2 commits into from
Oct 18, 2017
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OSHMEM/CONFIGURE: Check for the presence of ibv_exp_reg_shared_mr. #4343

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b2dd39f
OSHMEM/CONFIGURE: Check for the presence of ibv_exp_reg_shared_mr.
alinask Oct 10, 2017
8275eec
OSHMEM/CONFIGURE: verbs component - restore the previous build behavior
alinask Oct 16, 2017
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20 changes: 20 additions & 0 deletions oshmem/mca/sshmem/verbs/configure.m4
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,26 @@ AC_DEFUN([MCA_oshmem_sshmem_verbs_CONFIG],[
exp_reg_mr_happy=0
AS_IF([test "$oshmem_have_mpage" = "3"],
[
oshmem_verbs_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wno-strict-prototypes -Werror"

AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[#include <infiniband/verbs_exp.h>]],
[[
struct ibv_exp_reg_shared_mr_in in_smr;
uint64_t access_flags = IBV_EXP_ACCESS_SHARED_MR_USER_READ |
IBV_EXP_ACCESS_SHARED_MR_USER_WRITE |
IBV_EXP_ACCESS_SHARED_MR_GROUP_READ |
IBV_EXP_ACCESS_SHARED_MR_GROUP_WRITE |
IBV_EXP_ACCESS_SHARED_MR_OTHER_READ |
IBV_EXP_ACCESS_SHARED_MR_OTHER_WRITE;
in_smr.exp_access = access_flags;
ibv_exp_reg_shared_mr(&in_smr);
]])], [],
[oshmem_verbs_sm_build_verbs=0])

CFLAGS="$oshmem_verbs_save_CFLAGS"

AC_CHECK_MEMBER([struct ibv_exp_reg_shared_mr_in.exp_access],
[exp_access_happy=1],
[],
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