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Date: Thu, 5 Jun 2008 22:23:55 -0700 From: Andrew Morton <akpm@...ux-foundation.org> To: Chris Vine <chris@...ne.freeserve.co.uk> Cc: linux-kernel@...r.kernel.org, stable@...nel.org Subject: Re: pppd and 2.6.25 serial driver On Sun, 1 Jun 2008 21:56:21 +0100 Chris Vine <chris@...ne.freeserve.co.uk> wrote: > Because I have had to resort to using dial-up this weekend, I noticed > that the serial driver for the 8250/16550 UART in the 2.6.25 kernel does > not work correctly with ppp-2.4.4. After establishing a dial-up modem > connection it becomes unresponsive and pppd will exit waiting to > establish a ppp connection after sending LCP configuration requests. I > have tested this with two different dial-up modems and at two different > dial-up providers, with the 2.6.25.3 and 2.6.25.4 kernels. > > pppd works fine with the 2.6.25 kernel if the serial driver is not used > (for example if establishing a ppp connection over (in kernel) ATM or > via an (out of kernel tree) softmodem driver I have. > > The serial driver in 2.6.24.7 works correctly, and the good news is > that 2.6.26-rc2 also works fine. > Fun. Presumably that means there's some serial fix which we forgot to backport. Or it isn't in 2.6.25.x yet. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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