http://bugzilla.kernel.org/show_bug.cgi?id=15014
Summary: Poor performance on O2 Micro carbus bridge (OZ6933) Product: Drivers Version: 2.5 Kernel Version: 2.6.32 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: PCMCIA AssignedTo: linux-pcmcia@lists.infradead.org ReportedBy: frod...@gmail.com Regression: No Created an attachment (id=24493) --> (http://bugzilla.kernel.org/attachment.cgi?id=24493) lspci -vv Since kernel 2.6.32 i noticed degraded performance on network file transfers from my 8139too pcmcia card (3MB/sec instead of 11MB/sec). I bisected till this: 1ff84890b62b20823b3697a6041bbec1b5280cee is the first bad commit commit 1ff84890b62b20823b3697a6041bbec1b5280cee Author: Tomas Kovacik <n...@nodomain.sk> Date: Sun Jul 26 22:04:58 2009 +0200 pcmcia: disable prefetch/burst for OZ6933 Problems have been reported [1], so disable prefetch/burst, to be on the safe side. [1] http://www.mail-archive.com/linux-pcmcia@lists.infradead.org/msg02048.html Signed-off-by: Tomáš KováÄik <n...@nodomain.sk> Signed-off-by: Wolfram Sang <w.s...@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gre...@suse.de> :040000 040000 bc4841745f3cba3e1cf1c952d4ce987572fa40f8 8b5f282e917ce1b11b499f81ad219a71487faccd M drivers I agree with the "be on the safe side" statement, but... Bye -- Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug. _______________________________________________ Linux PCMCIA reimplementation list http://lists.infradead.org/mailman/listinfo/linux-pcmcia