From 87f4f6f53424ed010bc45fe2accb4582cc490b58 Mon Sep 17 00:00:00 2001 From: Dmitry Eremin Date: Thu, 5 May 2016 14:53:02 -0400 Subject: [PATCH] staging: lustre: o2iblnd: create union to contain FMR Create an union to contain the FMR pool structure. This is for the preparation of adding handling Fast Registeration support. Signed-off-by: Dmitry Eremin Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-5783 Reviewed-on: http://review.whamcloud.com/17606 Reviewed-by: James Simmons Reviewed-by: Doug Oucharek Reviewed-by: Oleg Drokin Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c | 14 +++++++------- drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h | 8 ++++++-- 2 files changed, 13 insertions(+), 9 deletions(-) diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c index 4a4b68c..26d8a11 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c @@ -1302,8 +1302,8 @@ static void kiblnd_destroy_fmr_pool(kib_fmr_pool_t *fpo) { LASSERT(!fpo->fpo_map_count); - if (fpo->fpo_fmr_pool) - ib_destroy_fmr_pool(fpo->fpo_fmr_pool); + if (fpo->fmr.fpo_fmr_pool) + ib_destroy_fmr_pool(fpo->fmr.fpo_fmr_pool); if (fpo->fpo_hdev) kiblnd_hdev_decref(fpo->fpo_hdev); @@ -1359,9 +1359,9 @@ static int kiblnd_create_fmr_pool(kib_fmr_poolset_t *fps, fpo->fpo_hdev = kiblnd_current_hdev(dev); - fpo->fpo_fmr_pool = ib_create_fmr_pool(fpo->fpo_hdev->ibh_pd, ¶m); - if (IS_ERR(fpo->fpo_fmr_pool)) { - rc = PTR_ERR(fpo->fpo_fmr_pool); + fpo->fmr.fpo_fmr_pool = ib_create_fmr_pool(fpo->fpo_hdev->ibh_pd, ¶m); + if (IS_ERR(fpo->fmr.fpo_fmr_pool)) { + rc = PTR_ERR(fpo->fmr.fpo_fmr_pool); CERROR("Failed to create FMR pool: %d\n", rc); kiblnd_hdev_decref(fpo->fpo_hdev); @@ -1452,7 +1452,7 @@ void kiblnd_fmr_pool_unmap(kib_fmr_t *fmr, int status) LASSERT(!rc); if (status) { - rc = ib_flush_fmr_pool(fpo->fpo_fmr_pool); + rc = ib_flush_fmr_pool(fpo->fmr.fpo_fmr_pool); LASSERT(!rc); } @@ -1494,7 +1494,7 @@ int kiblnd_fmr_pool_map(kib_fmr_poolset_t *fps, __u64 *pages, int npages, fpo->fpo_map_count++; spin_unlock(&fps->fps_lock); - pfmr = ib_fmr_pool_map_phys(fpo->fpo_fmr_pool, + pfmr = ib_fmr_pool_map_phys(fpo->fmr.fpo_fmr_pool, pages, npages, iov); if (likely(!IS_ERR(pfmr))) { fmr->fmr_pool = fpo; diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h index bfcbdd1..0120170 100644 --- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h +++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.h @@ -295,15 +295,19 @@ typedef struct { struct list_head fpo_list; /* chain on pool list */ struct kib_hca_dev *fpo_hdev; /* device for this pool */ kib_fmr_poolset_t *fpo_owner; /* owner of this pool */ - struct ib_fmr_pool *fpo_fmr_pool; /* IB FMR pool */ + union { + struct { + struct ib_fmr_pool *fpo_fmr_pool; /* IB FMR pool */ + } fmr; + }; unsigned long fpo_deadline; /* deadline of this pool */ int fpo_failed; /* fmr pool is failed */ int fpo_map_count; /* # of mapped FMR */ } kib_fmr_pool_t; typedef struct { - struct ib_pool_fmr *fmr_pfmr; /* IB pool fmr */ kib_fmr_pool_t *fmr_pool; /* pool of FMR */ + struct ib_pool_fmr *fmr_pfmr; /* IB pool fmr */ } kib_fmr_t; typedef struct kib_net { -- 2.7.4