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Date:      Tue, 8 May 2012 09:40:11 GMT
From:      "Adri Koppes" <adrik@salesmanager.nl>
To:        freebsd-bugs@FreeBSD.org
Subject:   Re: kern/167357: [cc_htcp] cc_htcp(4) module sysctl variables overwritten
Message-ID:  <201205080940.q489eBXk084523@freefall.freebsd.org>

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The following reply was made to PR kern/167357; it has been noted by GNATS.

From: "Adri Koppes" <adrik@salesmanager.nl>
To: <bug-followup@FreeBSD.org>
Cc:  
Subject: Re: kern/167357: [cc_htcp] cc_htcp(4) module sysctl variables overwritten
Date: Tue, 8 May 2012 11:34:28 +0200

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 The following patch fixes the problem:
 
 =20
 
 --- cc_htcp.c.orig             2012-04-09 18:18:55.117275946 +0200
 
 +++ cc_htcp.c   2012-05-08 11:21:14.513094522 +0200
 
 @@ -168,8 +168,8 @@
 
 static int htcp_max_diff =3D INT_MAX / ((1 << HTCP_ALPHA_INC_SHIFT) * =
 10);
 
  /* Per-netstack vars. */
 
 -static VNET_DEFINE(uint8_t, htcp_adaptive_backoff) =3D 0;
 
 -static VNET_DEFINE(uint8_t, htcp_rtt_scaling) =3D 0;
 
 +static VNET_DEFINE(u_int, htcp_adaptive_backoff) =3D 0;
 
 +static VNET_DEFINE(u_int, htcp_rtt_scaling) =3D 0;
 
 #define              V_htcp_adaptive_backoff
 VNET(htcp_adaptive_backoff)
 
 #define              V_htcp_rtt_scaling    VNET(htcp_rtt_scaling)
 
 =20
 
 =20
 
 
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 vlink=3Dpurple><div class=3DWordSection1><p class=3DMsoNormal><span =
 lang=3DEN-US>The following patch fixes the =
 problem:<o:p></o:p></span></p><p class=3DMsoNormal><span =
 lang=3DEN-US><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal>--- =
 cc_htcp.c.orig&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
 ;&nbsp;&nbsp; 2012-04-09 18:18:55.117275946 +0200<o:p></o:p></p><p =
 class=3DMsoNormal>+++ cc_htcp.c&nbsp;&nbsp; 2012-05-08 =
 11:21:14.513094522 +0200<o:p></o:p></p><p class=3DMsoNormal><span =
 lang=3DEN-US>@@ -168,8 +168,8 @@<o:p></o:p></span></p><p =
 class=3DMsoNormal><span lang=3DEN-US> static int htcp_max_diff =3D =
 INT_MAX / ((1 &lt;&lt; HTCP_ALPHA_INC_SHIFT) * =
 10);<o:p></o:p></span></p><p class=3DMsoNormal><span lang=3DEN-US> =
 <o:p></o:p></span></p><p class=3DMsoNormal><span lang=3DEN-US>&nbsp;/* =
 Per-netstack vars. */<o:p></o:p></span></p><p class=3DMsoNormal><span =
 lang=3DEN-US>-static VNET_DEFINE(uint8_t, htcp_adaptive_backoff) =3D =
 0;<o:p></o:p></span></p><p class=3DMsoNormal><span lang=3DEN-US>-static =
 VNET_DEFINE(uint8_t, htcp_rtt_scaling) =3D 0;<o:p></o:p></span></p><p =
 class=3DMsoNormal><span lang=3DEN-US>+static VNET_DEFINE(u_int, =
 htcp_adaptive_backoff) =3D 0;<o:p></o:p></span></p><p =
 class=3DMsoNormal><span lang=3DEN-US>+static VNET_DEFINE(u_int, =
 htcp_rtt_scaling) =3D 0;<o:p></o:p></span></p><p class=3DMsoNormal><span =
 lang=3DEN-US> =
 #define&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
 &nbsp;&nbsp; V_htcp_adaptive_backoff&nbsp;&nbsp;&nbsp; =
 VNET(htcp_adaptive_backoff)<o:p></o:p></span></p><p =
 class=3DMsoNormal><span lang=3DEN-US> =
 #define&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
 &nbsp;&nbsp; V_htcp_rtt_scaling&nbsp;&nbsp;&nbsp; =
 VNET(htcp_rtt_scaling)<o:p></o:p></span></p><p class=3DMsoNormal><span =
 lang=3DEN-US><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
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