Re: application sleeps indefinitely trying to read gm_dma_malloc'ed buffer through O_DIRECT

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Tue, Aug 30, 2005 at 02:21:10PM -0400, Ashutosh Rajekar wrote:
> Hi,
> 
> We are running into a peculiar case of not being able to read files off of
> an XFS filesystem anymore. This used to work earlier for us when we were
> using a combination of linux kernel 2.4.27 (on RedHat 9.0) with GM 2.0.21.
> We recently changed the distribution to Centos 4.1, and are using kernel
> version 2.6.12.1.

Whaterever "GM" is, it's memory allocator is doing something buggy.