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From: "Sun, GuinanX" <guinanx.sun@intel.com>
To: "Yigit, Ferruh" <ferruh.yigit@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "Cramer, Jeb J" <jeb.j.cramer@intel.com>
Subject: Re: [dpdk-dev] [PATCH 11/21] net/ixgbe/base: modify loop accounting for retries
Date: Tue, 30 Jun 2020 02:52:21 +0000	[thread overview]
Message-ID: <05758BDAD7FC8E4BAED63D0390A8A95586B28A@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <56ccec58-75de-b5c4-a254-f421df1a22b1@intel.com>

Hi Ferruh

> -----Original Message-----
> From: Yigit, Ferruh
> Sent: Monday, June 22, 2020 8:00 PM
> To: Sun, GuinanX <guinanx.sun@intel.com>; dev@dpdk.org
> Cc: Cramer, Jeb J <jeb.j.cramer@intel.com>
> Subject: Re: [dpdk-dev] [PATCH 11/21] net/ixgbe/base: modify loop accounting
> for retries
> 
> On 6/12/2020 4:24 AM, Guinan Sun wrote:
> > The condition for comparing retry against max_retry was flawed in the
> > do-while loops.  For the case where retry was initialized to 0 and
> > max_retry was initialized to 1, we'd break out of the loop at the
> > condition when the intent is to retry the code at least once.
> > Otherwise, the loop is unnecessary.  The other places have a larger
> > max_retry so code would get run multiple times (if necessary), but not
> > to the intended extent.
> >
> > Signed-off-by: Jeb Cramer <jeb.j.cramer@intel.com>
> > Signed-off-by: Guinan Sun <guinanx.sun@intel.com>
> > ---
> >  drivers/net/ixgbe/base/ixgbe_phy.c | 8 ++++----
> >  1 file changed, 4 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/net/ixgbe/base/ixgbe_phy.c
> > b/drivers/net/ixgbe/base/ixgbe_phy.c
> > index 9bb24f1ef..823cf161e 100644
> > --- a/drivers/net/ixgbe/base/ixgbe_phy.c
> > +++ b/drivers/net/ixgbe/base/ixgbe_phy.c
> > @@ -143,7 +143,7 @@ s32 ixgbe_read_i2c_combined_generic_int(struct
> ixgbe_hw *hw, u8 addr, u16 reg,
> >  		else
> >  			DEBUGOUT("I2C byte read combined error.\n");
> >  		retry++;
> > -	} while (retry < max_retry);
> > +	} while (retry <= max_retry);
> >
> >  	return IXGBE_ERR_I2C;
> 
> Ahh, previous patch becomes correct with this change, can you please combine
> them? No need to break first and fix later.

Patch V2 will fix it.

  reply	other threads:[~2020-06-30  2:52 UTC|newest]

Thread overview: 99+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-12  3:23 [dpdk-dev] [PATCH 00/21] update ixgbe base code Guinan Sun
2020-06-12  3:23 ` [dpdk-dev] [PATCH 01/21] net/ixgbe/base: clear VFMBMEM and toggle VF's Tx queues Guinan Sun
2020-06-22 11:58   ` Ferruh Yigit
2020-06-30  1:57     ` Sun, GuinanX
2020-06-12  3:23 ` [dpdk-dev] [PATCH 02/21] net/ixgbe/base: change in the condition for response HI Guinan Sun
2020-06-22 11:58   ` Ferruh Yigit
2020-06-29  9:27     ` Yang, Qiming
2020-06-30  2:17     ` Sun, GuinanX
2020-06-12  3:23 ` [dpdk-dev] [PATCH 03/21] net/ixgbe/base: hange flow for "Apply Update" command Guinan Sun
2020-06-22 11:58   ` Ferruh Yigit
2020-06-30  2:24     ` Sun, GuinanX
2020-06-12  3:23 ` [dpdk-dev] [PATCH 04/21] net/ixgbe/base: x550em 10G NIC driver issue Guinan Sun
2020-06-22 11:59   ` Ferruh Yigit
2020-07-01  2:54     ` Sun, GuinanX
2020-06-12  3:23 ` [dpdk-dev] [PATCH 05/21] net/ixgbe/base: added API for NVM update Guinan Sun
2020-06-22 11:59   ` Ferruh Yigit
2020-06-30  2:37     ` Sun, GuinanX
2020-06-12  3:23 ` [dpdk-dev] [PATCH 06/21] net/ixgbe/base: resolve infinite recursion on PCIe link down Guinan Sun
2020-06-12  3:23 ` [dpdk-dev] [PATCH 07/21] net/ixgbe/base: added register definitions for NVM update Guinan Sun
2020-06-12  3:23 ` [dpdk-dev] [PATCH 08/21] net/ixgbe/base: cleanup spelling mistakes in comments Guinan Sun
2020-06-12  3:23 ` [dpdk-dev] [PATCH 09/21] net/ixgbe/base: remove whitespace in function comments Guinan Sun
2020-06-12  3:23 ` [dpdk-dev] [PATCH 10/21] net/ixgbe/base: move increments after evaluations Guinan Sun
2020-06-22 11:59   ` Ferruh Yigit
2020-06-30  2:51     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 11/21] net/ixgbe/base: modify loop accounting for retries Guinan Sun
2020-06-22 11:59   ` Ferruh Yigit
2020-06-30  2:52     ` Sun, GuinanX [this message]
2020-06-12  3:24 ` [dpdk-dev] [PATCH 12/21] net/ixgbe/base: create dedicated func to restart auto nego Guinan Sun
2020-06-22 11:59   ` Ferruh Yigit
2020-06-12  3:24 ` [dpdk-dev] [PATCH 13/21] net/ixgbe/base: modify Klocwork hits for DDK 7.0 Guinan Sun
2020-06-22 12:00   ` Ferruh Yigit
2020-07-01  4:52     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 14/21] net/ixgbe/base: add defines for min rollback revision fields Guinan Sun
2020-06-22 12:00   ` Ferruh Yigit
2020-07-01  5:08     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 15/21] net/ixgbe/base: remove unnecessary log message FC autonego Guinan Sun
2020-06-12  3:24 ` [dpdk-dev] [PATCH 16/21] net/ixgbe/base: initialize data field in struct buffer Guinan Sun
2020-06-12  3:24 ` [dpdk-dev] [PATCH 17/21] net/ixgbe/base: improve log about autonego being disabled Guinan Sun
2020-06-22 12:00   ` Ferruh Yigit
2020-07-01  5:19     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 18/21] net/ixgbe/base: ipv6 Mask for purpose FDIR VLAN Port Feature Guinan Sun
2020-06-22 12:00   ` Ferruh Yigit
2020-07-01  5:21     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 19/21] net/ixgbe/base: remove default advertising for 2.5G and 5G Guinan Sun
2020-06-22 12:00   ` Ferruh Yigit
2020-07-01  6:24     ` Sun, GuinanX
2020-06-12  3:24 ` [dpdk-dev] [PATCH 20/21] net/ixgbe/base: check Host Interface Return Status Guinan Sun
2020-06-12  3:24 ` [dpdk-dev] [PATCH 21/21] net/ixgbe/base: update version Guinan Sun
2020-06-22 12:01   ` Ferruh Yigit
2020-07-01  6:27     ` Sun, GuinanX
2020-06-15  5:47 ` [dpdk-dev] [PATCH 00/21] update ixgbe base code Zhao1, Wei
2020-06-15  5:59   ` Sun, GuinanX
2020-06-22  2:42 ` Zhao1, Wei
2020-06-22  3:50   ` Zhang, Qi Z
2020-07-02  3:13 ` [dpdk-dev] [PATCH v2 00/20] " Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 01/20] net/ixgbe/base: toggle VF's Tx queues Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 02/20] net/ixgbe/base: add support to clear VFMBMEM Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 03/20] net/ixgbe/base: fix host interface shadow RAM read Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 04/20] net/ixgbe/base: change flow for "Apply Update" command Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 05/20] net/ixgbe/base: fix x550em 10G NIC link status report Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 06/20] net/ixgbe/base: resolve infinite recursion on PCIe link down Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 07/20] net/ixgbe/base: added register definitions for NVM update Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 08/20] net/ixgbe/base: cleanup spelling mistakes in comments Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 09/20] net/ixgbe/base: remove whitespace in function comments Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 10/20] net/ixgbe/base: move increments after evaluations Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 11/20] net/ixgbe/base: create dedicated func to restart auto nego Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 12/20] net/ixgbe/base: modify coding style Guinan Sun
2020-07-08 15:26     ` Ferruh Yigit
2020-07-09  7:58       ` Sun, GuinanX
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 13/20] net/ixgbe/base: remove unnecessary log message FC autonego Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 14/20] net/ixgbe/base: initialize data field in struct buffer Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 15/20] net/ixgbe/base: improve log about autonego being disabled Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 16/20] net/ixgbe/base: add ipv6 mask for FDIR feature Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 17/20] net/ixgbe/base: remove default advertising for x550 2.5G/5G Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 18/20] net/ixgbe/base: check host interface return status Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 19/20] net/ixgbe/base: cleanup pre-processor tags Guinan Sun
2020-07-02  3:13   ` [dpdk-dev] [PATCH v2 20/20] net/ixgbe/base: update version Guinan Sun
2020-07-08  0:50   ` [dpdk-dev] [PATCH v2 00/20] update ixgbe base code Zhang, Qi Z
2020-07-09  8:00   ` [dpdk-dev] [PATCH v3 00/19] " Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 01/19] net/ixgbe/base: fix host interface shadow RAM read Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 02/19] net/ixgbe/base: change flow for "Apply Update" command Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 03/19] net/ixgbe/base: fix x550em 10G NIC link status report Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 04/19] net/ixgbe/base: resolve infinite recursion on PCIe link down Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 05/19] net/ixgbe/base: added register definitions for NVM update Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 06/19] net/ixgbe/base: cleanup spelling mistakes in comments Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 07/19] net/ixgbe/base: remove whitespace in function comments Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 08/19] net/ixgbe/base: move increments after evaluations Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 09/19] net/ixgbe/base: create dedicated func to restart auto nego Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 10/19] net/ixgbe/base: add typecast for type mismatch Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 11/19] net/ixgbe/base: remove unnecessary return value check Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 12/19] net/ixgbe/base: remove unnecessary log message FC autonego Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 13/19] net/ixgbe/base: initialize data field in struct buffer Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 14/19] net/ixgbe/base: improve log about autonego being disabled Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 15/19] net/ixgbe/base: add ipv6 mask for FDIR feature Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 16/19] net/ixgbe/base: remove default advertising for x550 2.5G/5G Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 17/19] net/ixgbe/base: check host interface return status Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 18/19] net/ixgbe/base: cleanup pre-processor tags Guinan Sun
2020-07-09  8:00     ` [dpdk-dev] [PATCH v3 19/19] net/ixgbe/base: update version Guinan Sun
2020-07-09 10:46     ` [dpdk-dev] [PATCH v3 00/19] update ixgbe base code Zhang, Qi Z

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