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:   Tue, 28 Mar 2017 10:12:34 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Xin Long' <>,
        network dev <>,
        "" <>
CC:     "" <>,
        Marcelo Ricardo Leitner <>,
        Neil Horman <>
Subject: RE: [PATCHv2 net] sctp: change to save MSG_MORE flag into assoc

> -----Original Message-----
> From: Xin Long []
> Sent: 26 March 2017 17:21
> To: network dev;
> Cc:; Marcelo Ricardo Leitner; Neil Horman; David Laight
> Subject: [PATCHv2 net] sctp: change to save MSG_MORE flag into assoc
> David Laight noticed the support for MSG_MORE with datamsg->force_delay
> didn't really work as we expected, as the first msg with MSG_MORE set
> would always block the following chunks' dequeuing.
> This Patch is to rewrite it by saving the MSG_MORE flag into assoc as
> David Laight suggested.
> asoc->force_delay is used to save MSG_MORE flag before a msg is sent.
> All chunks in queue would not be sent out if asoc->force_delay is set
> by the msg with MSG_MORE flag, until a new msg without MSG_MORE flag
> clears asoc->force_delay.
> Note that this change would not affect the flush is generated by other
> triggers, like asoc->state != ESTABLISHED, queue size > pmtu etc.
> v1->v2:
>   Not clear asoc->force_delay after sending the msg with MSG_MORE flag.
> Fixes: 4ea0c32f5f42 ("sctp: add support for MSG_MORE")
> Signed-off-by: Xin Long <>
> ---

Acked-by: David Laight <>

I'll get around to testing it yet :-)


Powered by blists - more mailing lists