[PATCH 03/17] fix open-coded for_each_set_bit()
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- To: linux-kernel@xxxxxxxxxxxxxxx, Yury Norov <yury.norov@xxxxxxxxx>, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxx>, "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>, Michał Mirosław <mirq-linux@xxxxxxxxxxxx>, "Paul E. McKenney" <paulmck@xxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>, Alexey Klimov <aklimov@xxxxxxxxxx>, Amitkumar Karwar <amitkarwar@xxxxxxxxx>, Andi Kleen <ak@xxxxxxxxxxxxxxx>, Andrew Lunn <andrew@xxxxxxx>, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Andy Gross <agross@xxxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Andy Shevchenko <andy@xxxxxxxxxxxxx>, Anup Patel <anup.patel@xxxxxxx>, Ard Biesheuvel <ardb@xxxxxxxxxx>, Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, Daniel Vetter <daniel@xxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, David Airlie <airlied@xxxxxxxx>, David Laight <David.Laight@xxxxxxxxxx>, Dennis Zhou <dennis@xxxxxxxxxx>, Emil Renner Berthing <kernel@xxxxxxxx>, Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>, Geetha sowjanya <gakula@xxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Guo Ren <guoren@xxxxxxxxxx>, Hans de Goede <hdegoede@xxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Ian Rogers <irogers@xxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Jakub Kicinski <kuba@xxxxxxxxxx>, Jason Wessel <jason.wessel@xxxxxxxxxxxxx>, Jens Axboe <axboe@xxxxxx>, Jiri Olsa <jolsa@xxxxxxxxxx>, Joe Perches <joe@xxxxxxxxxxx>, Jonathan Cameron <jic23@xxxxxxxxxx>, Juri Lelli <juri.lelli@xxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx>, Lee Jones <lee.jones@xxxxxxxxxx>, Marc Zyngier <maz@xxxxxxxxxx>, Marcin Wojtas <mw@xxxxxxxxxxxx>, Mark Gross <markgross@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Matti Vaittinen <mazziesaccount@xxxxxxxxx>, Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>, Mel Gorman <mgorman@xxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Mike Marciniszyn <mike.marciniszyn@xxxxxxxxxxxxxxxxxxxx>, Nicholas Piggin <npiggin@xxxxxxxxx>, Palmer Dabbelt <palmer@xxxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Petr Mladek <pmladek@xxxxxxxx>, Randy Dunlap <rdunlap@xxxxxxxxxxxxx>, Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, Saeed Mahameed <saeedm@xxxxxxxxxx>, Sagi Grimberg <sagi@xxxxxxxxxxx>, Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>, Solomon Peachy <pizza@xxxxxxxxxxxx>, Stephen Boyd <sboyd@xxxxxxxxxx>, Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Subbaraya Sundeep <sbhatta@xxxxxxxxxxx>, Sudeep Holla <sudeep.holla@xxxxxxx>, Sunil Goutham <sgoutham@xxxxxxxxxxx>, Tariq Toukan <tariqt@xxxxxxxxxx>, Tejun Heo <tj@xxxxxxxxxx>, Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ulf Hansson <ulf.hansson@xxxxxxxxxx>, Vincent Guittot <vincent.guittot@xxxxxxxxxx>, Vineet Gupta <vgupta@xxxxxxxxxx>, Viresh Kumar <viresh.kumar@xxxxxxxxxx>, Vivien Didelot <vivien.didelot@xxxxxxxxx>, Vlastimil Babka <vbabka@xxxxxxx>, Will Deacon <will@xxxxxxxxxx>, bcm-kernel-feedback-list@xxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-crypto@xxxxxxxxxxxxxxx, linux-csky@xxxxxxxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, linux-perf-users@xxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-snps-arc@xxxxxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx
- Subject: [PATCH 03/17] fix open-coded for_each_set_bit()
- From: Yury Norov <yury.norov@xxxxxxxxx>
- Date: Sat, 18 Dec 2021 13:19:59 -0800
- In-reply-to: <20211218212014.1315894-1-yury.norov@gmail.com>
- References: <20211218212014.1315894-1-yury.norov@gmail.com>
Mellanox driver has an open-coded for_each_set_bit(). Fix it.
Signed-off-by: Yury Norov <yury.norov@xxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlx4/cmd.c | 23 ++++++-----------------
1 file changed, 6 insertions(+), 17 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c
index e10b7b04b894..c56d2194cbfc 100644
--- a/drivers/net/ethernet/mellanox/mlx4/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c
@@ -1994,21 +1994,16 @@ static void mlx4_allocate_port_vpps(struct mlx4_dev *dev, int port)
static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave)
{
- int port, err;
+ int p, port, err;
struct mlx4_vport_state *vp_admin;
struct mlx4_vport_oper_state *vp_oper;
struct mlx4_slave_state *slave_state =
&priv->mfunc.master.slave_state[slave];
struct mlx4_active_ports actv_ports = mlx4_get_active_ports(
&priv->dev, slave);
- int min_port = find_first_bit(actv_ports.ports,
- priv->dev.caps.num_ports) + 1;
- int max_port = min_port - 1 +
- bitmap_weight(actv_ports.ports, priv->dev.caps.num_ports);
- for (port = min_port; port <= max_port; port++) {
- if (!test_bit(port - 1, actv_ports.ports))
- continue;
+ for_each_set_bit(p, actv_ports.ports, priv->dev.caps.num_ports) {
+ port = p + 1;
priv->mfunc.master.vf_oper[slave].smi_enabled[port] =
priv->mfunc.master.vf_admin[slave].enable_smi[port];
vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
@@ -2063,19 +2058,13 @@ static int mlx4_master_activate_admin_state(struct mlx4_priv *priv, int slave)
static void mlx4_master_deactivate_admin_state(struct mlx4_priv *priv, int slave)
{
- int port;
+ int p, port;
struct mlx4_vport_oper_state *vp_oper;
struct mlx4_active_ports actv_ports = mlx4_get_active_ports(
&priv->dev, slave);
- int min_port = find_first_bit(actv_ports.ports,
- priv->dev.caps.num_ports) + 1;
- int max_port = min_port - 1 +
- bitmap_weight(actv_ports.ports, priv->dev.caps.num_ports);
-
- for (port = min_port; port <= max_port; port++) {
- if (!test_bit(port - 1, actv_ports.ports))
- continue;
+ for_each_set_bit(p, actv_ports.ports, priv->dev.caps.num_ports) {
+ port = p + 1;
priv->mfunc.master.vf_oper[slave].smi_enabled[port] =
MLX4_VF_SMI_DISABLED;
vp_oper = &priv->mfunc.master.vf_oper[slave].vport[port];
--
2.30.2
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