netdev - [net-next 02/16] i40e: inline interrupt enable

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu,  8 Oct 2015 18:32:40 -0700
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	davem@...emloft.net
Cc:	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com,
	jogreene@...hat.com, Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 02/16] i40e: inline interrupt enable

From: Jesse Brandeburg <jesse.brandeburg@...el.com>

The interrupt enable function can be inlined by moving it to the header
file, which decreases the function call overhead for a frequently called
function.

Change-ID: I3214cc99593725768642680e7b8ce7e9bba7e44d
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@...el.com>
Tested-by: Andrew Bowers <andrewx.bowers@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 drivers/net/ethernet/intel/i40e/i40e.h      | 19 ++++++++++++++++++-
 drivers/net/ethernet/intel/i40e/i40e_main.c | 18 ------------------
 2 files changed, 18 insertions(+), 19 deletions(-)

diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index 681bd5d..7a3c939 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -702,7 +702,24 @@ static inline void i40e_dbg_pf_exit(struct i40e_pf *pf) {}
 static inline void i40e_dbg_init(void) {}
 static inline void i40e_dbg_exit(void) {}
 #endif /* CONFIG_DEBUG_FS*/
-void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector);
+/**
+ * i40e_irq_dynamic_enable - Enable default interrupt generation settings
+ * @vsi: pointer to a vsi
+ * @vector: enable a particular Hw Interrupt vector, without base_vector
+ **/
+static inline void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
+{
+	struct i40e_pf *pf = vsi->back;
+	struct i40e_hw *hw = &pf->hw;
+	u32 val;
+
+	val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
+	      I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
+	      (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT);
+	wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val);
+	/* skip the flush */
+}
+
 void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector);
 void i40e_irq_dynamic_disable_icr0(struct i40e_pf *pf);
 void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index fb4b34d..2c59214 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -3060,24 +3060,6 @@ void i40e_irq_dynamic_enable_icr0(struct i40e_pf *pf)
 }
 
 /**
- * i40e_irq_dynamic_enable - Enable default interrupt generation settings
- * @vsi: pointer to a vsi
- * @vector: enable a particular Hw Interrupt vector, without base_vector
- **/
-void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
-{
-	struct i40e_pf *pf = vsi->back;
-	struct i40e_hw *hw = &pf->hw;
-	u32 val;
-
-	val = I40E_PFINT_DYN_CTLN_INTENA_MASK |
-	      I40E_PFINT_DYN_CTLN_CLEARPBA_MASK |
-	      (I40E_ITR_NONE << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT);
-	wr32(hw, I40E_PFINT_DYN_CTLN(vector + vsi->base_vector - 1), val);
-	/* skip the flush */
-}
-
-/**
  * i40e_irq_dynamic_disable - Disable default interrupt generation settings
  * @vsi: pointer to a vsi
  * @vector: disable a particular Hw Interrupt vector
-- 
2.4.3

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html