From: "Yury Norov (NVIDIA)" <yury.norov@gmail.com>
To: Tony Nguyen <anthony.l.nguyen@intel.com>,
Przemek Kitszel <przemyslaw.kitszel@intel.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Yury Norov <yury.norov@gmail.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Andrew Morton <akpm@linux-foundation.org>,
intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 2/3] ice: use bitmap_weighted_xor() in ice_find_free_recp_res_idx()
Date: Tue, 23 Dec 2025 11:23:01 -0500 [thread overview]
Message-ID: <20251223162303.434659-3-yury.norov@gmail.com> (raw)
In-Reply-To: <20251223162303.434659-1-yury.norov@gmail.com>
Use the right helper and save one bitmaps traverse.
Signed-off-by: Yury Norov (NVIDIA) <yury.norov@gmail.com>
---
drivers/net/ethernet/intel/ice/ice_switch.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index 84848f0123e7..903417477929 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -4984,10 +4984,8 @@ ice_find_free_recp_res_idx(struct ice_hw *hw, const unsigned long *profiles,
hw->switch_info->recp_list[bit].res_idxs,
ICE_MAX_FV_WORDS);
- bitmap_xor(free_idx, used_idx, possible_idx, ICE_MAX_FV_WORDS);
-
/* return number of free indexes */
- return (u16)bitmap_weight(free_idx, ICE_MAX_FV_WORDS);
+ return (u16)bitmap_weighted_xor(free_idx, used_idx, possible_idx, ICE_MAX_FV_WORDS);
}
/**
--
2.43.0
next prev parent reply other threads:[~2025-12-23 16:23 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-23 16:22 [PATCH 0/3] ice: use better bitmap API Yury Norov (NVIDIA)
2025-12-23 16:23 ` [PATCH 1/3] bitmap: introduce bitmap_weighted_xor() Yury Norov (NVIDIA)
2025-12-23 16:23 ` Yury Norov (NVIDIA) [this message]
2025-12-23 19:08 ` [PATCH 2/3] ice: use bitmap_weighted_xor() in ice_find_free_recp_res_idx() David Laight
2026-02-22 17:59 ` Yury Norov
2026-02-24 22:50 ` Tony Nguyen
2025-12-23 16:23 ` [PATCH 3/3] ice: use bitmap_empty() in ice_vf_has_no_qs_ena Yury Norov (NVIDIA)
2026-02-22 18:00 ` [PATCH 0/3] ice: use better bitmap API Yury Norov
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