| lists.openwall.net | 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 PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sat, 08 Dec 2007 12:36:26 -0600 From: Robert Hancock <hancockr@...w.ca> To: Jeff Garzik <jeff@...zik.org> Cc: linux-kernel <linux-kernel@...r.kernel.org>, ide <linux-ide@...r.kernel.org>, Tejun Heo <htejun@...il.com> Subject: Re: [PATCH] sata_nv: fix ADMA ATAPI issues with memory over 4GB (v3) Jeff Garzik wrote: > Robert Hancock wrote: >> This fixes some problems with ATAPI devices on nForce4 controllers in >> ADMA mode >> on systems with memory located above 4GB. We need to delay setting the >> 64-bit >> DMA mask until the PRD table and padding buffer are allocated so that >> they don't >> get allocated above 4GB and break legacy mode (which is needed for ATAPI >> devices). >> >> Signed-off-by: Robert Hancock <hancockr@...w.ca> > > This is a bit nasty :/ > > I would consider setting the consistent DMA mask to 32-bit, and setting > the overall mask to 64-bit. > > Seems like that would solve the problem? > > Also, does this need to be rebased on top of what I just pushed upstream? > > Jeff Jeff, ping on this one? This (or, one like it) really should make it into 2.6.24.. -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@...pamshaw.ca Home Page: http://www.roberthancock.com/ -- 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/
Powered by blists - more mailing lists