lkml.org 
[lkml]   [2021]   [Nov]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] RDMA/bnxt_re: Use bitmap_zalloc() when applicable
Date
Use 'bitmap_zalloc()' to simplify code, improve the semantic and avoid some
open-coded arithmetic in allocator arguments.

Also change the corresponding 'kfree()' into 'bitmap_free()' to keep
consistency.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
drivers/infiniband/hw/bnxt_re/qplib_rcfw.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index 19a0778d38a2..061b2895dd9b 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -555,7 +555,7 @@ int bnxt_qplib_init_rcfw(struct bnxt_qplib_rcfw *rcfw,

void bnxt_qplib_free_rcfw_channel(struct bnxt_qplib_rcfw *rcfw)
{
- kfree(rcfw->cmdq.cmdq_bitmap);
+ bitmap_free(rcfw->cmdq.cmdq_bitmap);
kfree(rcfw->qp_tbl);
kfree(rcfw->crsqe_tbl);
bnxt_qplib_free_hwq(rcfw->res, &rcfw->cmdq.hwq);
@@ -572,7 +572,6 @@ int bnxt_qplib_alloc_rcfw_channel(struct bnxt_qplib_res *res,
struct bnxt_qplib_sg_info sginfo = {};
struct bnxt_qplib_cmdq_ctx *cmdq;
struct bnxt_qplib_creq_ctx *creq;
- u32 bmap_size = 0;

rcfw->pdev = res->pdev;
cmdq = &rcfw->cmdq;
@@ -613,8 +612,7 @@ int bnxt_qplib_alloc_rcfw_channel(struct bnxt_qplib_res *res,
if (!rcfw->crsqe_tbl)
goto fail;

- bmap_size = BITS_TO_LONGS(rcfw->cmdq_depth) * sizeof(unsigned long);
- cmdq->cmdq_bitmap = kzalloc(bmap_size, GFP_KERNEL);
+ cmdq->cmdq_bitmap = bitmap_zalloc(rcfw->cmdq_depth, GFP_KERNEL);
if (!cmdq->cmdq_bitmap)
goto fail;

--
2.30.2
\
 
 \ /
  Last update: 2021-11-25 21:45    [W:0.067 / U:0.088 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site