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Message-Id: <1f671b1af5881723ee265a0a12809c92950e58aa.1657567269.git.christophe.jaillet@wanadoo.fr>
Date: Mon, 11 Jul 2022 21:21:39 +0200
From: Christophe JAILLET <christophe.jaillet@...adoo.fr>
To: Mustafa Ismail <mustafa.ismail@...el.com>,
Shiraz Saleem <shiraz.saleem@...el.com>,
Jason Gunthorpe <jgg@...pe.ca>,
Leon Romanovsky <leon@...nel.org>
Cc: linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
Christophe JAILLET <christophe.jaillet@...adoo.fr>,
linux-rdma@...r.kernel.org
Subject: [PATCH] RDMA/irdma: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
It is less verbose and it improves the semantic.
Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
---
drivers/infiniband/hw/irdma/hw.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/infiniband/hw/irdma/hw.c b/drivers/infiniband/hw/irdma/hw.c
index dd3943d22dc6..675b138e8ef0 100644
--- a/drivers/infiniband/hw/irdma/hw.c
+++ b/drivers/infiniband/hw/irdma/hw.c
@@ -1543,7 +1543,7 @@ static void irdma_del_init_mem(struct irdma_pci_f *rf)
rf->obj_mem.pa);
rf->obj_mem.va = NULL;
if (rf->rdma_ver != IRDMA_GEN_1) {
- kfree(rf->allocated_ws_nodes);
+ bitmap_free(rf->allocated_ws_nodes);
rf->allocated_ws_nodes = NULL;
}
kfree(rf->ceqlist);
@@ -1972,9 +1972,8 @@ u32 irdma_initialize_hw_rsrc(struct irdma_pci_f *rf)
u32 ret;
if (rf->rdma_ver != IRDMA_GEN_1) {
- rf->allocated_ws_nodes =
- kcalloc(BITS_TO_LONGS(IRDMA_MAX_WS_NODES),
- sizeof(unsigned long), GFP_KERNEL);
+ rf->allocated_ws_nodes = bitmap_zalloc(IRDMA_MAX_WS_NODES,
+ GFP_KERNEL);
if (!rf->allocated_ws_nodes)
return -ENOMEM;
@@ -2023,7 +2022,7 @@ u32 irdma_initialize_hw_rsrc(struct irdma_pci_f *rf)
return 0;
mem_rsrc_kzalloc_fail:
- kfree(rf->allocated_ws_nodes);
+ bitmap_free(rf->allocated_ws_nodes);
rf->allocated_ws_nodes = NULL;
return ret;
--
2.34.1
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