| To: | Pablo Neira <pablo@xxxxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH] Improve behaviour of Netlink Sockets |
| From: | Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> |
| Date: | Sun, 19 Sep 2004 22:00:13 +1000 |
| Cc: | davem@xxxxxxxxxx, linux-net@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx |
| In-reply-to: | <E1C90Da-0001V7-00@xxxxxxxxxxxxxxxxxxxxxxxx> |
| References: | <412DF807.2040703@xxxxxxxxxxx> <E1C90Da-0001V7-00@xxxxxxxxxxxxxxxxxxxxxxxx> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
| User-agent: | Mutt/1.5.6+20040722i |
On Sun, Sep 19, 2004 at 09:50:58PM +1000, Herbert Xu wrote: > > Previously netlink requests had overhead comparable to that of an > ioctl. Now you've added two full context switches to it. There's > gotta be a better way to fix this dead-lock. Worse still, previously if a netlink request blocked indefinitely it only did that in the context of the calling process. Now it'll dead-lock the entire system because you're using the generic work queue. -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt |
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